Senior/Principal Plant Layout Engineer

SmartRecruiters, Inc.; Newcastle upon Tyne; On-site; GBP 70,000 - 120,000; Full time

Benefits offered by this job

Pension scheme

25 days annual leave + holidays + buy/

Professional fees reimbursed

Job summary

Assystem is seeking a Principal Layout Integration Engineer in the UK to lead plant layout development across Fusion and Modular Nuclear programs. You will provide technical leadership for layout, piping, building integration, and modularisation, while supporting project delivery and capability growth.

You will drive complex layout studies, engage in major reviews, and mentor teams to ensure safety, constructability and lifecycle requirements are met.

Qualifications

• Degree qualified in Mechanical Engineering or related discipline.
• Extensive experience in plant layout, piping layout and multidisciplinary delivery.
• Experience leading complex engineering studies and technical decision-making.
• Strong systems engineering and interface management knowledge.
• Experience with design reviews and governance processes.
• Experience leading multi-disciplinary teams and technical workshops.
• Proficiency with E3D/PDMS/Plant 3D and related tools.

Responsibilities

• Lead plant layout development from concept through detailed design for complex facilities.
• Act as technical lead for major buildings, systems or programme-level integration activities.
• Lead development of equipment, piping, cable tray, access and maintenance layouts.
• Lead routing studies and layout optimisation across projects.
• Provide technical leadership across multiple projects and programmes.
• Lead multidisciplinary integration and requirements-driven layout development.
• Define engineering standards and approaches for layout integration.
• Lead optioneering, constructability, and modularisation studies.
• Mentor engineers and support capability growth.
• Develop and review technical reports and client-facing documentation.

Skills

Plant layout

Multidisciplinary engineering

Engineering governance

Stakeholder management

Report writing

Security clearance (SC)

Education

Degree in Mechanical Engineering

Tools

E3D

PDMS

Plant 3D

Siemens NX

Revit

Inventor

Navisworks

Job 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 Principal Layout Integration Engineer will provide technical leadership across Fusion and Modular Nuclear programmes.

The Principal Layout Integration Engineer will act as a recognised subject matter expert for plant layout integration, piping layout, building integration, modularisation and multidisciplinary coordination. The role will support project delivery, capability growth, business development and development of engineering best practice.

Whilst providing technical leadership and strategic direction, the Principal Layout Integration Engineer will remain actively involved in project delivery, supporting development of complex layouts, technical studies and resolution of challenging engineering issues.

Key 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

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 yourexpertiseand leadership will drive global innovation.

Benefits include:

• Pension scheme (8% company contribution / 4% personal contribution)
• 25days’paid annual leave + bank holidays +optionto buy or sell days
• Professional fees reimbursed

Qualifications

Essential Skills, Qualifications and Experience

• 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 Skills and Experience

• Experience within the nuclear, fusion, SMR or AMR sectors.
• Experience supporting business development and client-facing activities.
• Experience developing engineering standards, methodologies and governance processes.
• Candidates able to demonstrate experience through technical leadership, engineering decision-making 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 withdifferent backgroundsand perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things thatmatter! 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.