Instrumentation and Controls Commissioning engineer

Company Description

About Assystem

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 nuclear 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.

Why Join the Community of Switchers?

You will join your future team supporting one of the UK's most significant nuclear construction programmes. This is a chance to work at the sharp end of commissioning, where safety, precision, and engineering judgement genuinely matter.

Alongside meaningful project work, you will benefit from:

• Hybrid Working Opportunity
• Flexible working hours
• Market Leading Pension scheme (8% company contribution / 4% personal contribution)
• Professional fees covered fully
• Employee referral scheme
• Competitive Sick Pay - Support when you need it
• Income Protection & 3x Salary Death-in-Service Cover
• 24/7 Employee Support Line - Mental health, financial & legal help
• ... and more

Job Description

The Job Mission

This is a hybrid role requiring regular presence in Bridgwater, with relocation support available. Candidates must be within commutable distance or willing to relocate.

You will support early-stage commissioning activities, focusing on readiness, coordination, and technical assurance.

• Commission and test instrumentation, control and automation systems safely
• Diagnose faults across control systems, equipment and interfaces
• Support calibration, loop checks and functional testing activities
• Review commissioning documentation, test records and handover packs
• Work with electrical, mechanical and software engineering teams
• Support issue resolution with contractors, suppliers and engineering teams
• Interpret I&C drawings, schematics, logic diagrams and specifications
• Ensure testing activities follow safety and quality procedures
• Provide clear progress updates against commissioning milestones
• Support continuous improvement across commissioning methods and missions

Qualifications

Nuclear experience is not essential, but is of course welcome. If you have worked within a highly regulated environment, your skills and approach are highly transferable and of strong interest to us.

We also recognise that the perfect candidate rarely exists. If you feel you meet around 80% of the criteria and are motivated to develop further, we would strongly encourage you to apply

• I&C, controls, automation or commissioning experience
• Background in industrial or regulated environments
• Experience with testing, diagnostics or fault finding
• Able to interpret technical drawings and schematics
• Knowledge of DCS, PLC or SCADA systems
• Understanding of calibration and instrumentation testing
• Comfortable producing accurate technical documentation
• Safety-focused approach to commissioning activities
• Experience working with multidisciplinary engineering teams

Additional Information

Why Apply?
This role offers hands-on involvement in commissioning safety-critical I&C systems on one of the UK's most significant nuclear programmes. You will build deep commissioning capability, work alongside experienced specialists, and strengthen your long-term career within a global engineering organisation delivering nationally important infrastructure.

Benefits include:
Hybrid Working Opportunity
Flexible working hours
Market Leading Pension scheme (8% company contribution / 4% personal contribution)
25 days' paid annual leave + bank holidays + option to buy or sell days
Professional fees reimbursed
Employee referral scheme
Competitive Sick Pay - Support when you need it
Income Protection & 3x Salary Death-in-Service Cover
Free Digital Gym Access - Expert-led fitness classes
24/7 Employee Support Line - Mental health, financial & legal help

NOTICE TO CANDIDATES ON RECRUITMENT FRAUD - We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process.

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.