Lead Mechanical Engineer

Company Description: Assystem 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 second in the world for nuclear engineering. To ensure a viable, efficient, and reliable energy future for all. Job Description: Your future team: Are you a skilled Mechanical Engineer with a passion for leading teams and delivering cutting-edge solutions in a highly regulated industry? We are looking for an experienced professional to take ownership of mechanical and structural design, provide technical leadership, and drive projects to successful completion. If you thrive in a dynamic, problem-solving environment, this role is for you! Your missions: Lead and mentor engineering teams, ensuring high-quality technical solutions that meet customer requirements. Oversee the mechanical design process, including bespoke mechanical handling systems, lifting equipment and accessories, from concept through to manufacture. Manage the development, review, and checking of technical documentation, including verification of design reports, detailed design drawings, technical files, calculations, and compliance documentation. Provide technical guidance and risk assessment, identifying and mitigating challenges before they impact project timelines. Collaborate with project managers, other lead engineers, and stakeholders to ensure seamless project execution. Work with Autodesk Inventor, AutoCAD, and FEA tools. Engage with the supply chain, liaising with vendors to specify and develop mechanical components. Ensure compliance with industry regulations, such as Machinery Safety Regulations and LOLER. Qualifications: Qualifications Qualifications/Skills to be successful: BEng (2:1 or higher) in Mechanical Engineering (Master’s preferred). Proven experience in mechanical engineering within a highly regulated sector. Strong Knowledge of design for fabrication, welding and manufacturing tolerancing. Specification of heavy industry design experience such as offshore, oil and gas, construction equipment, or similar Strong knowledge of mechanical and structural engineering principles, including mechanical handling, design for manufacture and machinery design. Ability to lead teams and delegate tasks effectively, fostering a collaborative work environment. Chartered Engineered. Experience with MathCAD FEA software (ANSYS, STAAD). Experience with piping design software (Fluid Master / Fluid Flow, CAESAR. Familiarity with Model-Based Systems Engineering (MBSE) and requirements-led design is a plus. Experience with NEC 4 contracts and risk identification is desirable. Experience with BS EN 13001, BS EN 13155 or similar crane related standards is desirable. Experience with hydraulics and control systems is desirable. Additional information Sole UK nationals only. Must be eligible to gain SC clearance (can start on BPSS). Additional Information: Why join the community of Switchers?: 25 days of annual leave + bank holidays 8% company pension contributions Healthcare cash-plan to get money back on dental, medical, physical care. Get professional and industry membership fees paid for! 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. 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.