1031 offres d'emploi à pourvoir

Mechanical Structural Analyst Engineer

23 juin 2026

Company Description Assystem is an international company with one mission: accelerate the energy transition around the world. Every day, our 8,000 switchers located in 12 countries (Europe, Middle East, Pacific Asia & Africa) connect their six thousand billion neurons to tackle the task of the century: switching to low-carbon energy. We are a collective committed to the actors who are making the energy switch. Sharing our knowledge, expertise and values allows us to innovate and think differently about the energy transition. Drawing on more than 55 years' experience in highly regulated sectors subject to strict security and safety requirements, we provide our customers with engineering and project management services, as well as digital services and solutions to optimize the performance of complex infrastructure projects throughout their life cycle. The Group is currently ranked second in the world for nuclear engineering. To ensure a viable, efficient, and reliable energy future for all Job Description Mechanical Structural Analyst Engineer Contract Duration: 12 months. Location: Warrington / Hybrid 3 days minimum office working Start Date: ASAP Responsibilities * Undertake design calculations in accordance with industry standard design codes and standards, inclusive of evaluating earthquake loads; * Generate, evaluate and select the most appropriate design based on cost whilst ensuring that they’re appropriate for use and complaint with any space constraints, customer and UK regulatory specifications; * Work with the Computer Aided Design (CAD) team to produce equipment fabrication drawings; * Produce equipment specifications; * Present designs at internal Technical Reviews ; * Work with fabricators to realise the designs. Qualifications Experience * Experience with using and understanding the requirements of codes like Eurocode 3 and BS EN 1090; * Knowledge of the permissible stress design codes for structural supports to piping is preferable but not essential; * Experience of designing access platforms for Mechanical Equipment and/or fairly complex steelwork for pipe supports. * Able to plan their work effectively; * Sufficient knowledge of standard steelwork components e.g. materials, profiles, strength, joint designs etc. and how they should be used to maintain compliance to the design codes above; * Practical knowledge of the installation of steelwork components at site; * Good working knowledge of tolerances; * Able to work closely and communicate effectively with project team members. Additional Information **Security clearance** This role requires the successful candidate to hold a minimum of a Security Check (SC) clearance without any caveats to that clearance. Due to the nature of work this role will be delivering and for the protection of certain assets, the successful candidate has to be a UK national or in MoD approved cases a Dual National from a non-ITAR country. NOTICE TO CANDIDATES ON RECRUITMENT FRAUD - We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process. We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

WarringtonCDI

Principal EC&I Engineer

23 juin 2026

Company Description Today, Assystem is among the top three independent nuclear engineering firms worldwide. With over 60 years of experience in highly regulated sectors, the group supports public and industrial stakeholders in the execution of complex and strategic infrastructure projects, subject to high safety and security requirements. Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions. Job Description As a Principal EC&I Engineer, you’ll play a key role in delivering some of our most exciting and complex projects. You’ll provide technical leadership across Electrical, Control & Instrumentation (EC&I) disciplines, supporting a diverse portfolio of high-impact programmes. 🔑 Key Responsibilities 🔹 Technical Leadership * 🧠 Lead EC&I engineering delivery for complex systems and projects * 🏗️ Act as Lead Engineer on large-scale projects and support project planning * 🔍 Chair design reviews and lead technical discussions * 📊 Prepare and present technical reports and presentations 🔹 Project Delivery & Governance * ⚙️ Ensure compliance with standards such as BS7671, IEC 61508, CDM Regulations & Machinery Directive * 🛡️ Prioritise and enforce Health, Safety & Environmental requirements * 📈 Support project cost, schedule, and quality delivery * 📝 Contribute to tenders, including technical and risk assessments 🔹 Team Leadership & Development * 👥 Lead, mentor, and supervise engineering teams * 🎯 Set objectives, monitor performance, and provide constructive feedback * 🤝 Support collaboration across disciplines and stakeholders * 🌱 Guide and develop junior engineers 🔹 Client & Stakeholder Engagement * 🔗 Act as the technical interface between clients and internal teams * 💬 Support design reviews and resolve technical queries * 📢 Represent the business in technical communications 🔹 Continuous Improvement * 🔄 Drive process improvements and efficiency initiatives * 📚 Stay updated on emerging technologies and industry best practices * 🧩 Contribute to QMS procedures and compliance Qualifications Essential Requirements 🎓 Qualifications * Degree in Electrical, Control, or Instrumentation Engineering (or HNC/HND with significant experience) * 📘 Evidence of Continuous Professional Development (CPD) * 🏅 Membership with the IET (or working toward Chartered status) 🛠️ Experience * ⏳ 10+ years in EC&I engineering within regulated industries * 🔌 Strong expertise across EC&I disciplines, with specialism in at least two areas * 🔄 Experience across full project lifecycle phases * 📐 Knowledge of control systems design (V-cycle, verification & validation) * 🗂️ Experience with configuration and documentation management * 🤝 Proven collaboration with project management teams ⭐ Desirable Skills * 🌐 Experience in nuclear or high-hazard industries * 🛡️ Knowledge of Safety Instrumented Systems & functional safety standards * 📜 Familiarity with ONR Licence Conditions * 🏗️ Experience with BIM-enabled projects * ⚡ Electrical design, calculations & EMC assessment knowledge * 💻 Software, hardware, or embedded control systems experience * 🔬 Understanding of HAZOP, HAZID, FMECA processes * 🔄 Experience with obsolescence management Additional Information Due to the nature of work to be undertaken applicants will be required to meet certain residency criteria in order to attain a minimum level of UK security clearance if not already security cleared to a minimum SC level. NOTICE TO CANDIDATES ON RECRUITMENT FRAUD – We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process. We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future. NOTICE TO CANDIDATES ON RECRUITMENT FRAUD - We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process. We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

SunderlandCDI

Ingénieur calcul mécanique/tuyauterie (flex/supports) - H/F

19 juin 2026

Description de l'entreprise Trouver des solutions au dérèglement climatique est la priorité du 21ème siècle, et implique de switcher à l’énergie bas-carbone. Chez Assystem, on s’est donc donné pour mission d’accélérer la transition énergétique partout dans le monde. Et pour y parvenir, nos 8000 Switchers couplent leur expertise historique en ingénierie et en management de projet aux technologies digitales. Présent dans 13 pays (Europe, Moyen-Orient, Asie, Amérique du Nord), nous travaillons sur la production et la distribution d’électricité bas-carbone, à travers le développement des énergies nucléaires et renouvelables. Nous participons également à la modernisation des réseaux électriques et l’électrification des usages, à travers l’hydrogène pour décarboner les secteurs des transports et de l’industrie. Description du poste Au sein d'une équipe multiprojet diversifiée, vous serez amené(e) à instruire des dossiers dans le domaine du calcul mécanique. Vos missions : 🔧 Réaliser le dimensionnement de tuyauterie et de leurs supports 📄 Produire des notes de calculs de flexibilité et de support ✅ Assurer la surveillance de notes de calcul émises par des fournisseurs de notre client 🔄 Gérer et instruire les modifications en relation avec les différents services du client. Vous êtes en interface avec les Groupes Installation, Génie Civil, Tuyauterie ainsi que les entités commanditaires du projet. ✨Ce que nous vous offrons ? La possibilité de travailler pour une société d'ingénierie de pointe et à fort impact pour les enjeux environnementaux de demain. Des parcours professionnels pouvant correspondre à toutes les attentes (Technique / Management / Projet / International). L'opportunité de travailler avec des équipes diversifiées et inclusives (politique volontariste, des dizaines de nationalités représentées, animation d'un programme mixité #INCREDIBLEWOMEN, et 1er ingénieriste français à avoir créé une Mission Handicap...) Qualifications De formation Bac+5 école d'ingénieur/université en mécanique, vous disposez impérativement de 3 à 5 ans d'expérience en calcul mécanique ou en piping, etc. Vous avez des connaissances en testing, résistance des matériaux (RDM), calcul de flexibilité, calcul de structures. La maîtrise de Pipestress, Caesar II, ou Robot Structural Analysis est fortement recommandée. Vous avez un bon niveau d'anglais. Vous avez de bonnes capacités d'analyse et d'alerte et êtes reconnu(e) pour votre autonomie et votre excellent relationnel. Vous êtes créatif(ive), autonome, audacieux (se) et vous savez faire preuve d'initiative. N’hésitez plus ! Faites comme les 202 ingénieurs qui ont intégré nos activités Nouveau Nucléaire en 2021 et rejoignez notre aventure ! Postulez dès maintenant. Informations supplémentaires Nous nous engageons au respect de l’égalité de traitement entre les candidats, et célébrons toutes les formes de diversité. Chez Assystem, seules les compétences comptent ! Si vous souhaitez porter à la connaissance d’Assystem une quelconque situation ou des besoins spécifiques, n’hésitez pas vous serez accompagné(e) !

BordeauxCDI

Design Engineer - Solar (Civil / Structural)

18 juin 2026

Company Description Assystem provides engineering, project management and digital services to optimise the performance and safety of critical infrastructure throughout its lifecycle. The company first came to India having acquired Stup Consultants Pvt Ltd in 2021 and L&TIEL in 2024. The company combines its globally recognised expertise in complex project management, with deep-rooted local experience cross full spectrum of infrastructure – from energy, transportation and urban development to water. Today, Assystem has a strong community of 1,500+ multidiscipline engineering experts connected across 8 offices in India. The Assystem Group is one of the world’s leading independent nuclear engineering companies, ranked among the top three globally, with 60 years of experience in complex and highly regulated environments. With 8,000 experts across 13 countries, Assystem supports the development of low-carbon energy. For company profile, please visit the website :- Job Description Minimum Qualification: 4 – 8 years (Must have experience in design aspects of Solar PV Power Plants, Thermal Power Plants, Power Distribution Projects) Objective: The person shall be capable of complete design and detailed engineering of Civil Structural Engineering of PV Solar Power plants. The Design Engineer is capable of carrying out the entire design for a project or a set of smaller projects including co-ordination with other disciplines viz., Electrical, Instrumentation and Mechanical Design Engineers shall work with a team of draftsman to manage the Engineering activities within budget, deliver on time and maintaining a high quality of engineering Key Responsibilities: • Timely review of the drawings developed by the draftsman • Detail design of Civil and Structural components of Solar Plants such as Module mounting Steel Structures, Buildings, Road, Drain, Fence / Compound Wall, Grading and levelling cable Trenches • Preparation and review of Pre-bid queries, DBR, BOQ & Scope of work for Proposal Engineering & Project Engineering. • Propose optimization Ideas during Pre-bid stage and also during project stage to reduce the Project Cost • Ensure compliance to specification requirements • Review of drawings and Documentation conforming to Quality systems and Check List • Review of Vendor Offers and Documents • Pre-Tender Engineering including estimation of BOM (Bill of Materials) and Offer Reviews Technical Expertise: Design Engineer shall be capable of executing the engineering activities for civil & structural covering control room buildings, transformer foundations, outdoor equipment foundations, inverter rooms, grading, roads and drainage, outdoor steel structures and miscellaneous works related to the Solar Power Plant. Design Engineer shall be able to review Vendor engineering documents with respect to Civil & Structural design Qualifications B.Tech in Civil /M.Tech in Structural Engineering Additional Information We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

BombayCDI

Senior Layout Integration Engineer

18 juin 2026

Company Description Today, Assystem is among the top three independent nuclear engineering firms worldwide. With over 60 years of experience in highly regulated sectors, the group supports public and industrial stakeholders in the execution of complex and strategic infrastructure projects, subject to high safety and security requirements. Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions. Job Description 🚀 Join the Fusion and Modular Nuclear Business Unit! 🚀Reporting to the Layout Engineering Manager, the Senior Layout Integration Engineer will lead development of integrated plant layouts across Fusion and Modular Nuclear programmes. The successful candidate will act as a technical focal point for major plant areas or work packages, leading multidisciplinary coordination activities, resolving interfaces and driving design maturity through engineering studies, design reviews and technical decision-making. The Senior Layout Integration Engineer will be accountable for delivery of assigned layout work packages, ensuring technical quality, integration and programme commitments are achieved. Key Responsibilities * Lead plant layout development from concept through detailed design. * Lead development of equipment, piping, cable tray, access and maintenance arrangements. * Lead piping routing studies and layout optimisation activities. * Own delivery of assigned layout work packages and plant areas. * Manage requirements, assumptions, constraints and interfaces across assigned scope. * Coordinate interfaces between systems, buildings, structures and supporting infrastructure. * Facilitate model reviews, layout reviews and multidisciplinary technical workshops. * Lead clash detection and interface management activities. * Support Human Factors, Fire, Architectural and Civil & Structural integration activities. * Ensure layout solutions satisfy system, operational, safety, construction and maintenance requirements. * Lead multidisciplinary activities to resolve requirements conflicts and integration challenges. * Author technical reports, optioneering studies, design philosophies and engineering recommendations. * Present and defend technical recommendations to stakeholders. * Support modularisation, transportation, lifting and construction assessments. * Mentor engineers and designers. * Support development of layout standards, methodologies and best practice. 🌟 Why Apply? Join Assystem and become a key player in delivering critical nuclear projects that shape the future of energy. Embrace this opportunity to excel in a dynamic environment where your expertise and leadership will drive global innovation. Benefits include: * Pension scheme (8% company contribution / 4% personal contribution) * 25 days’ paid annual leave + bank holidays + option to buy or sell days * Professional fees reimbursed * Flexible working * Employee referral scheme Qualifications Essential Skills, Qualifications and Experience * Degree qualified in Mechanical Engineering or related discipline, or equivalent industrial experience. * Significant experience in plant layout, piping layout, plant integration or multidisciplinary engineering delivery. * Experience leading plant area development and multidisciplinary coordination activities. * Experience facilitating design reviews, model reviews and technical workshops. * Experience using E3D, PDMS, Plant 3D, Siemens NX, Revit, Inventor or similar CAD/BIM platforms. * Experience using Navisworks or equivalent clash detection software. * Strong understanding of equipment arrangement, piping layout, constructability and plant integration. * Strong understanding of systems engineering principles, requirements management and interface management. * Experience supporting gated design review processes and technical governance activities. * Strong report writing, presentation and stakeholder engagement skills. * Ability to author, defend and implement technical recommendations. * SC Clearance or capable of achieving it. Desirable Skills and Experience * Experience within the nuclear, fusion, SMR or AMR sectors. * Experience leading major work packages or plant areas. * Experience supporting modularisation and construction studies. * Candidates able to demonstrate experience through technical leadership and delivery of complex engineering projects are encouraged to apply. Additional Information We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter! Bring your unique contributions and help us shape the future. NOTICE TO CANDIDATES ON RECRUITMENT FRAUD - We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process. We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

Newcastle Upon TyneCDI

Senior Layout Integration Engineer

18 juin 2026

Company Description Today, Assystem is among the top three independent nuclear engineering firms worldwide. With over 60 years of experience in highly regulated sectors, the group supports public and industrial stakeholders in the execution of complex and strategic infrastructure projects, subject to high safety and security requirements. Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions. Job Description 🚀 Join the Fusion and Modular Nuclear Business Unit! 🚀Reporting to the Layout Engineering Manager, the Senior Layout Integration Engineer will lead development of integrated plant layouts across Fusion and Modular Nuclear programmes. The successful candidate will act as a technical focal point for major plant areas or work packages, leading multidisciplinary coordination activities, resolving interfaces and driving design maturity through engineering studies, design reviews and technical decision-making. The Senior Layout Integration Engineer will be accountable for delivery of assigned layout work packages, ensuring technical quality, integration and programme commitments are achieved. Key Responsibilities * Lead plant layout development from concept through detailed design. * Lead development of equipment, piping, cable tray, access and maintenance arrangements. * Lead piping routing studies and layout optimisation activities. * Own delivery of assigned layout work packages and plant areas. * Manage requirements, assumptions, constraints and interfaces across assigned scope. * Coordinate interfaces between systems, buildings, structures and supporting infrastructure. * Facilitate model reviews, layout reviews and multidisciplinary technical workshops. * Lead clash detection and interface management activities. * Support Human Factors, Fire, Architectural and Civil & Structural integration activities. * Ensure layout solutions satisfy system, operational, safety, construction and maintenance requirements. * Lead multidisciplinary activities to resolve requirements conflicts and integration challenges. * Author technical reports, optioneering studies, design philosophies and engineering recommendations. * Present and defend technical recommendations to stakeholders. * Support modularisation, transportation, lifting and construction assessments. * Mentor engineers and designers. * Support development of layout standards, methodologies and best practice. 🌟 Why Apply? Join Assystem and become a key player in delivering critical nuclear projects that shape the future of energy. Embrace this opportunity to excel in a dynamic environment where your expertise and leadership will drive global innovation. Benefits include: * Pension scheme (8% company contribution / 4% personal contribution) * 25 days’ paid annual leave + bank holidays + option to buy or sell days * Professional fees reimbursed * Flexible working * Employee referral scheme Qualifications Essential Skills, Qualifications and Experience * Degree qualified in Mechanical Engineering or related discipline, or equivalent industrial experience. * Significant experience in plant layout, piping layout, plant integration or multidisciplinary engineering delivery. * Experience leading plant area development and multidisciplinary coordination activities. * Experience facilitating design reviews, model reviews and technical workshops. * Experience using E3D, PDMS, Plant 3D, Siemens NX, Revit, Inventor or similar CAD/BIM platforms. * Experience using Navisworks or equivalent clash detection software. * Strong understanding of equipment arrangement, piping layout, constructability and plant integration. * Strong understanding of systems engineering principles, requirements management and interface management. * Experience supporting gated design review processes and technical governance activities. * Strong report writing, presentation and stakeholder engagement skills. * Ability to author, defend and implement technical recommendations. * SC Clearance or capable of achieving it. Desirable Skills and Experience * Experience within the nuclear, fusion, SMR or AMR sectors. * Experience leading major work packages or plant areas. * Experience supporting modularisation and construction studies. * Candidates able to demonstrate experience through technical leadership and delivery of complex engineering projects are encouraged to apply. Additional Information We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter! Bring your unique contributions and help us shape the future. NOTICE TO CANDIDATES ON RECRUITMENT FRAUD - We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process. We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

BristolCDI

Senior Layout Integration Engineer

18 juin 2026

Company Description Today, Assystem is among the top three independent nuclear engineering firms worldwide. With over 60 years of experience in highly regulated sectors, the group supports public and industrial stakeholders in the execution of complex and strategic infrastructure projects, subject to high safety and security requirements. Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions. Job Description 🚀 Join the Fusion and Modular Nuclear Business Unit! 🚀Reporting to the Layout Engineering Manager, the Senior Layout Integration Engineer will lead development of integrated plant layouts across Fusion and Modular Nuclear programmes. The successful candidate will act as a technical focal point for major plant areas or work packages, leading multidisciplinary coordination activities, resolving interfaces and driving design maturity through engineering studies, design reviews and technical decision-making. The Senior Layout Integration Engineer will be accountable for delivery of assigned layout work packages, ensuring technical quality, integration and programme commitments are achieved. Key Responsibilities * Lead plant layout development from concept through detailed design. * Lead development of equipment, piping, cable tray, access and maintenance arrangements. * Lead piping routing studies and layout optimisation activities. * Own delivery of assigned layout work packages and plant areas. * Manage requirements, assumptions, constraints and interfaces across assigned scope. * Coordinate interfaces between systems, buildings, structures and supporting infrastructure. * Facilitate model reviews, layout reviews and multidisciplinary technical workshops. * Lead clash detection and interface management activities. * Support Human Factors, Fire, Architectural and Civil & Structural integration activities. * Ensure layout solutions satisfy system, operational, safety, construction and maintenance requirements. * Lead multidisciplinary activities to resolve requirements conflicts and integration challenges. * Author technical reports, optioneering studies, design philosophies and engineering recommendations. * Present and defend technical recommendations to stakeholders. * Support modularisation, transportation, lifting and construction assessments. * Mentor engineers and designers. * Support development of layout standards, methodologies and best practice. 🌟 Why Apply? Join Assystem and become a key player in delivering critical nuclear projects that shape the future of energy. Embrace this opportunity to excel in a dynamic environment where your expertise and leadership will drive global innovation. Benefits include: * Pension scheme (8% company contribution / 4% personal contribution) * 25 days’ paid annual leave + bank holidays + option to buy or sell days * Professional fees reimbursed * Flexible working * Employee referral scheme Qualifications Essential Skills, Qualifications and Experience * Degree qualified in Mechanical Engineering or related discipline, or equivalent industrial experience. * Significant experience in plant layout, piping layout, plant integration or multidisciplinary engineering delivery. * Experience leading plant area development and multidisciplinary coordination activities. * Experience facilitating design reviews, model reviews and technical workshops. * Experience using E3D, PDMS, Plant 3D, Siemens NX, Revit, Inventor or similar CAD/BIM platforms. * Experience using Navisworks or equivalent clash detection software. * Strong understanding of equipment arrangement, piping layout, constructability and plant integration. * Strong understanding of systems engineering principles, requirements management and interface management. * Experience supporting gated design review processes and technical governance activities. * Strong report writing, presentation and stakeholder engagement skills. * Ability to author, defend and implement technical recommendations. * SC Clearance or capable of achieving it. Desirable Skills and Experience * Experience within the nuclear, fusion, SMR or AMR sectors. * Experience leading major work packages or plant areas. * Experience supporting modularisation and construction studies. * Candidates able to demonstrate experience through technical leadership and delivery of complex engineering projects are encouraged to apply. Additional Information We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter! Bring your unique contributions and help us shape the future. NOTICE TO CANDIDATES ON RECRUITMENT FRAUD - We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process. We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

DerbyCDI

Senior Layout Integration Engineer

18 juin 2026

Company Description Today, Assystem is among the top three independent nuclear engineering firms worldwide. With over 60 years of experience in highly regulated sectors, the group supports public and industrial stakeholders in the execution of complex and strategic infrastructure projects, subject to high safety and security requirements. Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions. Job Description 🚀 Join the Fusion and Modular Nuclear Business Unit! 🚀Reporting to the Layout Engineering Manager, the Senior Layout Integration Engineer will lead development of integrated plant layouts across Fusion and Modular Nuclear programmes. The successful candidate will act as a technical focal point for major plant areas or work packages, leading multidisciplinary coordination activities, resolving interfaces and driving design maturity through engineering studies, design reviews and technical decision-making. The Senior Layout Integration Engineer will be accountable for delivery of assigned layout work packages, ensuring technical quality, integration and programme commitments are achieved. Key Responsibilities * Lead plant layout development from concept through detailed design. * Lead development of equipment, piping, cable tray, access and maintenance arrangements. * Lead piping routing studies and layout optimisation activities. * Own delivery of assigned layout work packages and plant areas. * Manage requirements, assumptions, constraints and interfaces across assigned scope. * Coordinate interfaces between systems, buildings, structures and supporting infrastructure. * Facilitate model reviews, layout reviews and multidisciplinary technical workshops. * Lead clash detection and interface management activities. * Support Human Factors, Fire, Architectural and Civil & Structural integration activities. * Ensure layout solutions satisfy system, operational, safety, construction and maintenance requirements. * Lead multidisciplinary activities to resolve requirements conflicts and integration challenges. * Author technical reports, optioneering studies, design philosophies and engineering recommendations. * Present and defend technical recommendations to stakeholders. * Support modularisation, transportation, lifting and construction assessments. * Mentor engineers and designers. * Support development of layout standards, methodologies and best practice. 🌟 Why Apply? Join Assystem and become a key player in delivering critical nuclear projects that shape the future of energy. Embrace this opportunity to excel in a dynamic environment where your expertise and leadership will drive global innovation. Benefits include: * Pension scheme (8% company contribution / 4% personal contribution) * 25 days’ paid annual leave + bank holidays + option to buy or sell days * Professional fees reimbursed * Flexible working * Employee referral scheme Qualifications Essential Skills, Qualifications and Experience * Degree qualified in Mechanical Engineering or related discipline, or equivalent industrial experience. * Significant experience in plant layout, piping layout, plant integration or multidisciplinary engineering delivery. * Experience leading plant area development and multidisciplinary coordination activities. * Experience facilitating design reviews, model reviews and technical workshops. * Experience using E3D, PDMS, Plant 3D, Siemens NX, Revit, Inventor or similar CAD/BIM platforms. * Experience using Navisworks or equivalent clash detection software. * Strong understanding of equipment arrangement, piping layout, constructability and plant integration. * Strong understanding of systems engineering principles, requirements management and interface management. * Experience supporting gated design review processes and technical governance activities. * Strong report writing, presentation and stakeholder engagement skills. * Ability to author, defend and implement technical recommendations. * SC Clearance or capable of achieving it. Desirable Skills and Experience * Experience within the nuclear, fusion, SMR or AMR sectors. * Experience leading major work packages or plant areas. * Experience supporting modularisation and construction studies. * Candidates able to demonstrate experience through technical leadership and delivery of complex engineering projects are encouraged to apply. Additional Information We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter! Bring your unique contributions and help us shape the future. NOTICE TO CANDIDATES ON RECRUITMENT FRAUD - We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process. We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

WarringtonCDI

Senior Layout Integration Engineer

18 juin 2026

Company Description Today, Assystem is among the top three independent nuclear engineering firms worldwide. With over 60 years of experience in highly regulated sectors, the group supports public and industrial stakeholders in the execution of complex and strategic infrastructure projects, subject to high safety and security requirements. Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions. Job Description 🚀 Join the Fusion and Modular Nuclear Business Unit! 🚀Reporting to the Layout Engineering Manager, the Senior Layout Integration Engineer will lead development of integrated plant layouts across Fusion and Modular Nuclear programmes. The successful candidate will act as a technical focal point for major plant areas or work packages, leading multidisciplinary coordination activities, resolving interfaces and driving design maturity through engineering studies, design reviews and technical decision-making. The Senior Layout Integration Engineer will be accountable for delivery of assigned layout work packages, ensuring technical quality, integration and programme commitments are achieved. Key Responsibilities * Lead plant layout development from concept through detailed design. * Lead development of equipment, piping, cable tray, access and maintenance arrangements. * Lead piping routing studies and layout optimisation activities. * Own delivery of assigned layout work packages and plant areas. * Manage requirements, assumptions, constraints and interfaces across assigned scope. * Coordinate interfaces between systems, buildings, structures and supporting infrastructure. * Facilitate model reviews, layout reviews and multidisciplinary technical workshops. * Lead clash detection and interface management activities. * Support Human Factors, Fire, Architectural and Civil & Structural integration activities. * Ensure layout solutions satisfy system, operational, safety, construction and maintenance requirements. * Lead multidisciplinary activities to resolve requirements conflicts and integration challenges. * Author technical reports, optioneering studies, design philosophies and engineering recommendations. * Present and defend technical recommendations to stakeholders. * Support modularisation, transportation, lifting and construction assessments. * Mentor engineers and designers. * Support development of layout standards, methodologies and best practice. 🌟 Why Apply? Join Assystem and become a key player in delivering critical nuclear projects that shape the future of energy. Embrace this opportunity to excel in a dynamic environment where your expertise and leadership will drive global innovation. Benefits include: * Pension scheme (8% company contribution / 4% personal contribution) * 25 days’ paid annual leave + bank holidays + option to buy or sell days * Professional fees reimbursed * Flexible working * Employee referral scheme Qualifications Essential Skills, Qualifications and Experience * Degree qualified in Mechanical Engineering or related discipline, or equivalent industrial experience. * Significant experience in plant layout, piping layout, plant integration or multidisciplinary engineering delivery. * Experience leading plant area development and multidisciplinary coordination activities. * Experience facilitating design reviews, model reviews and technical workshops. * Experience using E3D, PDMS, Plant 3D, Siemens NX, Revit, Inventor or similar CAD/BIM platforms. * Experience using Navisworks or equivalent clash detection software. * Strong understanding of equipment arrangement, piping layout, constructability and plant integration. * Strong understanding of systems engineering principles, requirements management and interface management. * Experience supporting gated design review processes and technical governance activities. * Strong report writing, presentation and stakeholder engagement skills. * Ability to author, defend and implement technical recommendations. * SC Clearance or capable of achieving it. Desirable Skills and Experience * Experience within the nuclear, fusion, SMR or AMR sectors. * Experience leading major work packages or plant areas. * Experience supporting modularisation and construction studies. * Candidates able to demonstrate experience through technical leadership and delivery of complex engineering projects are encouraged to apply. Additional Information We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter! Bring your unique contributions and help us shape the future. NOTICE TO CANDIDATES ON RECRUITMENT FRAUD - We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process. We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

BoltonCDI

General Manager-Business Development

18 juin 2026

Company Description Assystem provides engineering, project management and digital services to optimise the performance and safety of critical infrastructure throughout its lifecycle. The company first came to India having acquired Stup Consultants Pvt Ltd in 2021 and L&TIEL in 2024. The company combines its globally recognised expertise in complex project management, with deep-rooted local experience cross full spectrum of infrastructure – from energy, transportation and urban development to water. Today, Assystem has a strong community of 1,500+ multidiscipline engineering experts connected across 8 offices in India. The Assystem Group is one of the world’s leading independent nuclear engineering companies, ranked among the top three globally, with 60 years of experience in complex and highly regulated environments. With 8,000 experts across 13 countries, Assystem supports the development of low-carbon energy. For company profile, please visit the website :- Job Description * Identify and develop new business opportunities in government and private sectors * Prepare and execute strategic BD plans aligned with company goals * Track upcoming tenders (RFPs, EOIs, RFQs) through portals like GeM, eProcurement, World Bank, ADB, etc. * Develop sector-specific growth strategies (roads, railways, urban infra, water) * Build and maintain relationships with key stakeholders (government bodies, PSUs, private developers) * Engage with clients for pre-bid meetings and presentations * Develop long-term partnerships and alliances * Conduct market research and competitor analysis * Identify emerging opportunities in infrastructure sectors * Represent the organization at industry events, conferences, and seminars Qualifications Bachelor’s Degree in Civil Engineering / Infrastructure / related field with more than 15 Years of experience. Additional Information We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

MadrasCDI