Senior/Principal Plant Layout Engineer
Assystem · Derby, England ·
Last confirmed by our partners on 22 Oct 2026.
Degree
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Overview
In this role you will lead plant layout integration for fusion and modular nuclear programmes, acting as a subject-matter expert and coordinating across disciplines. You will shape complex layouts, support capability growth, and drive engineering best practices while remaining hands-on in project delivery. Your work enables safe, constructible, and lifecycle-aligned solutions that advance critical nuclear projects. This is a chance to influence design standards and engage with cross-functional teams in a high-regulation environment.
Pay / Benefits
- Pension scheme (8% company contribution / 4% personal contribution)
- 25 days’ paid annual leave + bank holidays + option to buy/sell days
- Professional fees reimbursed
- Flexible working
- Employee referral scheme
Responsibilities
- Lead plant layout development from concept through detailed design for complex facilities and plant areas
- Act as technical lead for major buildings, systems or programme-level integration activities
- Lead development of equipment, piping, cable tray, access and maintenance arrangements
- Lead piping routing studies and layout optimisation activities
- Provide technical leadership across multiple projects and programmes
- Lead requirements-driven layout development and multidisciplinary integration activities
- Define layout integration methodologies, standards and engineering approaches
- Lead major optioneering, constructability, modularisation and plant integration studies
- Lead complex multidisciplinary reviews and technical workshops
- Provide technical assurance and review of layout deliverables
- Lead resolution of complex layout, routing, requirements and integration challenges
- Ensure layout solutions satisfy operational, safety, constructability and lifecycle requirements
- Support bids, proposals and client engagement activities
- Develop layout standards, procedures and best practice guidance
- Mentor engineers and support capability development
- Support recruitment, succession planning and capability growth
- Author and review technical reports, engineering strategies and client-facing documentation
Key requirements
- 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
- stakeholder management
- leadership and mentoring
- communication and presentation
- E3D
- PDMS
- Plant 3D
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Listing supplied by one of our partner job boards. Last confirmed: 1 week ago.
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