C&I Engineer: Nuclear Plant Design & Commissioning

Amentum; Warrington; On-site; GBP 55,000 - 85,000; Full time

Job summary

Amentum is seeking Control & Instrumentation Engineers to join the PPP delivery team at Birchwood or Cumbria. The roles support the expansion of C&I capability across multiple projects, with starts expected late 2026 or early 2027.

You will develop and review C&I engineering documentation, coordinate with other disciplines, and ensure alignment with safety case requirements and client standards. A strong emphasis on collaboration and delivering to programme milestones is required.

Qualifications

• BEng/MEng in Control & Instrumentation Engineering or equivalent experience with HNC/HND.
• Knowledge of industry standards for control systems, instrumentation and safety.
• Experience developing C&I engineering documentation and related design tools.

Responsibilities

• Provide C&I design support across project phases including prelim/detailed design, procurement, construction and commissioning.
• Produce and review C&I deliverables to meet programme deadlines and standards.
• Develop control and instrumentation systems, field instrumentation and plant interfaces.
• Prepare technical documentation such as control philosophies, instrument schedules and loop diagrams.
• Coordinate with supply chain to ensure compliance with Engineering Standards and respond to Technical Queries.
• Integrate C&I systems with other disciplines through BIM and design reviews.
• Support validation, verification, testing, and handover activities.

Skills

Stakeholder engagement

Multidisciplinary teamwork

Strong communication

Regulatory standards knowledge

Education

BEng/MEng in Control & Instrumentation Engineering

HNC/HND acceptable

Tools

AutoCAD

C&I design packages

Job description

Amentum is seeking Control & Instrumentation Engineers to join the PPP delivery team at Birchwood or Cumbria. The roles support the expansion of C&I capability across multiple projects, with starts expected late 2026 or early 2027.

You will develop and review C&I engineering documentation, coordinate with other disciplines, and ensure alignment with safety case requirements and client standards. A strong emphasis on collaboration and delivering to programme milestones is required.