Principal Layout Integration Engineer
Hybrid · Bolton, England, United Kingdom
Job Summary
Principal Layout Integration Engineer at Assystem leads plant layout development from concept through detailed design for complex nuclear facilities, serving as technical lead for major buildings and programme-level integration. Responsibilities include leading equipment, piping, cable tray, and maintenance arrangements, routing studies, multidisciplinary coordination, layout integration methodologies, constructability and modularisation studies, technical workshops, and engineering assurance of layout deliverables. The role supports bids, client engagement, and capability growth, while mentoring engineers and contributing to layout standards and best practices. The position requires degree-qualified mechanical engineering or equivalent, extensive experience in plant and piping layout, and proficiency with E3D/PDMS/Plant 3D/Siemens NX/Revit/In Inventor/Navisworks, along with strong stakeholder management and potential SC clearance.
Required Qualifications
- Degree qualified in Mechanical Engineering or related discipline, or equivalent industrial experience
- Extensive experience in plant layout, piping layout, plant integration and multidisciplinary engineering delivery
- Experience leading complex engineering studies and technical decision-making
- Strong understanding of systems engineering principles, requirements management and interface management
- Strong understanding of constructability, maintainability, modularisation and lifecycle considerations
- Experience leading multidisciplinary teams, workshops and design reviews
- Experience supporting major design reviews, technical governance activities and engineering assurance processes
- Experience using E3D, PDMS, Plant 3D, Siemens NX, Revit, Inventor and Navisworks, or equivalent platforms
- Excellent report writing, presentation and stakeholder management skills
- Proven ability to influence senior stakeholders, clients and project teams
- Ability to define engineering strategy whilst remaining engaged in technical delivery
- SC Clearance or capable of achieving it
- Desirable: experience in nuclear, fusion, SMR or AMR sectors
- Experience supporting business development and client-facing activities
- Experience developing engineering standards, methodologies and governance processes
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