Assystem GmbH

Our Vacancy# Infrastructure and Utilities Engineer Nuclear Permanent / Bridgwater United Kingdom 09/12/25 On site Share️ About Assystem Assystem is a global leader in engineering, digital, and project management services, driving the UK's energy transition since 1996. With our near 8000 Switchers worldwide, we combine deep engineering expertise with digital innovation to deliver complex, low-carbon infrastructure. In the UK, we're proud to support landmark nuclear projects like Hinkley Point C, Sizewell C, and emerging SMR programmes. Join one of the three largest nuclear engineering companies in the world. Here, you'll work on world class energy transition missions, collaborating with top teams delivering HinkleyPointC, SizewellC and SMRs. Become part of an elite global community, driving innovation and excellence every day. Please note - we're unable to offer visa sponsorship for this role, so applicants must have full right to work in the UK Job Description The Job Mission This is a full time on site role at Hinkley Point C, so you'll need to live within commuting distance of Bridgwater or be ready to relocate, with support available.The position offers a chance to take on broader responsibility across temporary infrastructure and utilities, ideal for someone ready to move into a first managerial style role.A key focus is shaping the planning and coordination of temporary construction assets while learning how these services operate across a major project.The role supports the smooth, safe running of daily construction activity, giving you real ownership over a vital service area as you grow. Key Responsibilities: Manage daily delivery of a core utilities support service Oversee compliance with statutory, regulatory and site controls Build effective working relationships with the service contract partner Ensure contractor competence and escalate capability gaps quickly Implement delivery plans to meet project needs and schedules Intervene early to prevent issues and protect service performance Help develop procedures that support strategy within your work area Contribute to technical specifications for procurement activities Coordinate with site teams to align utilities work with wider plans Work cooperatively with local supply chain partners Required Skills and Qualifications: Engineering background with utilities experience like pumps, lighting or dewatering Strong experience working on active construction sites Ability to manage delivery in fast changing site environments Proven coordination of contractors or service teams Clear communication and confident relationship building on site Experience working within large or complex project structures Strong organisation and effective time management skills Flexible approach to changing scopes and priorities Comfortable working on a highly regulated construction site Commitment to working cooperatively with local supply chain partners Join your future team on-site at one of the most ambitious nuclear power projects in Europe. Be part of a collaborative mission to uphold the highest construction and quality standards. Benefits include: Flexible working hours Pension scheme (8% company / 4% personal) 25 days' paid annual leave + bank holidays + option to buy or sell days Professional fees reimbursed Employee referral scheme Competitive Sick Pay - Support when you need it Income Protection & 3 Salary Death-in-Service Cover Free Digital Gym Access - Expert-led fitness classes 24/7 Employee Support Line - Mental health, financial & legal helpWe 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. Please note: Due to project security requirements, unfortunately, visa sponsorship is not available for this position.

A leading engineering firm in Glasgow is seeking a Building Services Engineer to support nuclear infrastructure design substantiation efforts. Candidates should have strong HVAC design experience and familiarity with building services standards. This role offers opportunities to work on critical projects in a dedicated team environment. A commitment to safety and regulatory compliance is essential.

Electrical Construction Delivery Manager ️ About Assystem At Assystem, our mission is to accelerate the energy transition worldwide. With more than 7,500 Switchers working across the globe, we combine deep engineering expertise with advanced digital solutions to drive innovation in complex projects. In the UK, we're a key delivery partner on landmark programmes including Hinkley Point C, Sizewell C and Small Modular Reactors (SMRs). Why Join the Community of Switchers? When you join Assystem, you become part of one of the world's top three nuclear engineering companies. You'll collaborate with leading experts across disciplines, contribute to the UK's most critical energy infrastructure, and take your career to the next level as part of a mission-driven, forward-thinking team. Job Description The Job Mission This role sits at the heart of electrical construction delivery on site. You'll oversee LV installation, power earthing and temporary electrical support. You'll work to BS7671 and The Electricity at Work Act, ensuring safety and compliance every day. Lead electrical build delivery to strict safety, quality and time standards. Supervise LV installations, power earthing and temporary power on site. Coordinate with logistics, quality, surveillance and project control teams. Maintain daily site logs, escalate risks and issues promptly. Attend pre start briefings and PLOD/PLOW meetings, reporting outcomes. Perform safety and assurance inspections in line with HSPI requirements. Recommend temporary mitigation measures and enforce corrective actions. Liaise daily with Construction Delivery Lead and Senior Manager. My profile Electrical engineering or construction management qualification. Proven experience delivering construction sequencing and recovery planning. Solid knowledge of CDM Regulations and compliance obligations. Excellent report writing and stakeholder communication skills. SMSTS or IOSH qualification. Capability to energise and align contract partners. Strong organisational skills managing multiple priorities. Experience in highly regulated environments. Familiarity with BS7375 electrical distribution on sites. Background in power generation new build projects. Prior work on large nuclear plant construction. Experience in site logistics and authority condition close out. Join a business shaping the future of low-carbon energy, where your engineering input will directly support one of the UK's most iconic infrastructure programmes. Benefits include: Hybrid Working Opportunity Flexible working hours ️ Pension scheme (8% company contribution / 4% personal contribution) ️ 25 days' paid annual leave + bank holidays + option to buy or sell days Professional fees reimbursed Employee referral scheme Competitive Sick Pay - Support when you need it Income Protection & 3x Salary Death-in-Service Cover Free Digital Gym Access - Expert-led fitness classes 24/7 Employee Support Line - Mental health, financial & legal help 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. Are you a prospective or recent graduate? Assystem offers you the opportunity to join our Switch to Grow UK Graduate Scheme, where you'll gain hands on experience in engineering, digital services, and project management by working on some of the world's most critical energy projects. Be part of the challenge of the century; accelerating the switch to low carbon energy!

Our Vacancy# Building Services Engineer (HVAC) Defence Contracting / Glasgow United Kingdom 26/11/25 On site ShareAssystem is an international company with one mission: accelerate the energy transition around the world. Every day, our 7,500 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 third in the world for nuclear engineering. To ensure a viable, efficient, and reliable energy future for all. Job Description Your Mission: Assystem are seeking a Building Services Engineer to work within the Approval Authority of a major Client. The Building Services Engineer will be working as part of a multi-disciplinary engineering team within the Approval Authority, the primary purpose of the role is to directly support current operations and future programmes.The Client team consists of Mechanical, Civil, Structural, Building Services, Electrical, Piping Engineers and are responsible for the authorship, development, assessment, and maintenance of Engineering Design Substantiation for Nuclear Facilities, ensuring Design Intent, Critical Safety Factors and Safety and Operational Requirements are met and are consistent with current good practice and legislative/regulatory requirements. Key Responsibilities Develop and maintain Nuclear Infrastructure Design Substantiation documents. Manage and assess design changes and concessions. Present design substantiations to nuclear safety and Client "Due Process" committees. Produce and update EIMT (Examination, Inspection, Maintenance & Testing) schedules and procedures. Produce and review Periodic Review of Safety (PRS) reports. Provide technical advice and support to internal and external stakeholders. Develop scopes for Independent Technical Assessments (ITA) and Independent Peer Reviews (IPR). Apply specialist engineering expertise in nuclear/high-hazard environments. Produce robust technical justifications for design modifications. Review and check technical reports, safety case submissions, calculations, and engineering documents. Position Requirements: Experience - Essential Strong HVAC building-services design experience, including supporting systems (e.g., LTHW, fire dampers). Ability to analyse and illustrate psychrometric properties and HVAC design processes. Knowledge of key legislation and standards for building services and the built environment. Familiarity with CIBSE Guides, ASHRAE Standards and recognised industry technical guidance. Experience producing detailed technical reports-ideally for design substantiation in high-hazard industries. Proven ability to author robust technical justifications for design modifications in safety-critical environments. Experience contributing engineering input on multi-disciplinary projects (industrial or maritime preferred). Experience - Desirable Experience working within HMNB Clyde or similar high-risk environments. Familiarity with safety case development methods (e.g., HAZID/HAZOP). Experience in the UK nuclear industry (energy or defence), especially safety-related structures/systems. Knowledge of UK and US nuclear regulation, practice, and nuclear-specific codes/standards. Qualifications & Training Essential Minimum HNC or equivalent in a relevant engineering discipline. Incorporated Engineer status or equivalent experience. Willingness to complete an introductory nuclear course within 6 months (if coming from a non-nuclear background). Desirable Engineering degree. Chartered Engineer status. The Group is currently ranked Third in the world for nuclear engineering.A dynamic career management policy to enable our employees to progress through our five business lines: operations, project, technical, sales and support functionsProvide opportunities to work on exciting, global projectsAccess to an employee assistance programme with free mindfulness, health, wellbeing resources and a confidential support line available 24/7 via phone or textDiscount vouchers for days out and restaurants, eye test and glasses vouchers, cycle to work scheme, free flu jabsAt Assystem, we celebrate diversity and creativity. We believe in harnessing unique perspectives to shape innovative solutions. Your skills and daring spirit are what truly matter. Join us and help shape the future! Sole UK national with SC or ability to gain Security Clearance.Staff or umbrella contractor.Ideally 3 days in the office.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.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.

Senior Construction Delivery ManagerOur Vacancy# Senior Construction Delivery Manager Nuclear / Project Management Bridgwater United Kingdom 23/09/25 On site Share Job Description The Job Mission This role is embedded in the Construction Delivery Group on a nuclear power station project. You'll lead the M&E Senior Construction Delivery team to oversee Tier 1 contractor activities. Your future team will play a key part in ensuring safety, quality, cost, and schedule objectives are achieved. Key Responsibilities: ️ Lead planning, coordination, and delivery of mechanical, electrical, and HVAC works ️ Manage and support a team of 20+ construction professionals ️ Drive nuclear safety and embed a strong safety culture in all processes ️ Oversee contractor performance, logistics, quality, and schedule milestones ️ Chair coordination meetings and produce reports for senior stakeholders ️ Support Tier 1 contract partners in contract delivery and compliance ️ Ensure regulatory, environmental, and health & safety requirements are met ️ Act as Duty Construction Manager on a rota basis, with full training provided Essential Skills: Extensive experience delivering large-scale M&E projects Strong knowledge of construction sequencing and resource planning Good understanding of commercial principles in construction Degree (or equivalent) in Mechanical & Electrical Engineering or Construction Knowledge of CDM regulations and site safety standards NEBOSH, SMSTS, or IOSH qualification holder Proven stakeholder management and leadership ability Fluent in English, with excellent reporting and communication skills Desired Skills: Experience working in nuclear or high-security environments French language skills Experience with Tier 1 contractor interface management Familiarity with large-scale project controls and reporting systems Background in Mechanical, Electrical, and HVAC construction oversight Be part of a mission-driven team shaping the UK's nuclear future. If you're motivated to lead complex construction programmes and want to join one of the world's top nuclear engineering companies, apply today and start your next chapter with Assystem. 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 Employee referral schemeWe 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.

️ About Assystem At Assystem, our mission is to accelerate the energy transition worldwide. With over 55 years of experience in highly regulated sectors, our 7,500 Switchers deliver advanced engineering and project management solutions. Join us and be part of one of the top three nuclear engineering companies in the world, playing a pivotal role in reshaping tomorrow's energy. Why Join the Community of Switchers? As part of Assystem, you'll join a global force ranked among the top three nuclear engineering companies worldwide. You'll help drive innovation on landmark projects like Hinkley Point C, working alongside industry leaders to power the low-carbon energy transition. Be part of a mission that matters, with a team that supports your growth. Job Description The Job Mission This role is critical to the delivery of mechanical, electrical, and HVAC works on a flagship nuclear site. You'll manage construction teams and contractors to achieve programme milestones. The mission involves technical oversight, contractor management, and performance reporting. ️ Lead day-to-day M&E works across multiple construction zones ️ Manage contractors and ensure progress aligns with delivery schedules ️ Supervise and support direct reports with guidance and performance oversight ️ Monitor programme progress and mitigate risk proactively ️ Drive high standards for safety, environment, and quality assurance ️ Lead coordination meetings with site teams and stakeholders ️ Support contractor mobilisation and site readiness reviews ️ Produce clear weekly/monthly performance updates and reports My profile Essential Skills Proven experience in mechanical and electrical construction delivery Strong leadership and team supervision in complex environments Proficient in site safety procedures and contractor coordination Competent in progress reporting and risk mitigation Holds a relevant engineering qualification (Mechanical, Electrical or Construction) SMSTS, IOSH or NEBOSH site safety certification Desired Skills ️ Experience in regulated or high-security infrastructure ️ Understanding of commissioning and handover stages ️ Familiar with digital construction and site reporting tools ️ Experience in nuclear or large energy sector projects ️ Basic French language skills Why You Should Apply Join your future team at the heart of one of Europe's most significant nuclear missions. You'll play a hands-on role in delivering cutting-edge infrastructure that powers the UK's clean energy future-while advancing your career on a global platform. 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. Are you a prospective or recent graduate? Assystem offers you the opportunity to join our Switch to Grow UK Graduate Scheme, where you'll gain hands on experience in engineering, digital services, and project management by working on some of the world's most critical energy projects. Be part of the challenge of the century; accelerating the switch to low carbon energy!