Instrumentation & Control commissioning engineer

Assystem UK Ltd; Bridgwater; On-site; GBP 55,000 - 75,000; Full time

Benefits offered by this job

Hybrid working

Pension scheme

25 days' paid annual leave

Professional fees reimbursed

Employee referral scheme

Sick pay and income protection

Job summary

Assystem UK Ltd is seeking an Instrumentation & Control commissioning engineer to lead onsite commissioning of complex I&C systems across critical nuclear plant systems in Bridgwater. You will support safe, compliant system delivery through integrated commissioning phases and collaborate with multidisciplinary teams to ensure robust handovers.

The role requires experience in commissioning I&C within nuclear or similar heavy industries, strong instrumentation knowledge, and the

Qualifications

• Degree or HNC in a relevant engineering discipline.
• Experience commissioning systems in nuclear, power, petrochemical, or heavy industry.
• Strong instrumentation knowledge including impulse pipework and primary measurement elements.
• Experience commissioning pneumatic, hydraulic, and motor operated valve systems.
• Knowledge of process measurement methods (pressure, temperature, level, flow).
• Interfaces with DCS, PLC and plant protection systems; calibration methods.

Responsibilities

• Lead commissioning activities for complex instrumentation and control systems across nuclear plant systems.
• Support installation and commissioning preparation for I&C systems.
• Execute onsite commissioning tests across plant systems and equipment.
• Review commissioning procedures and identify improvement opportunities.
• Collaborate with multidisciplinary teams to hand over systems.
• Ensure compliance with nuclear safety and licence requirements.
• Record commissioning data, test results, defects and performance observations.
• Assess risks and implement mitigation strategies.

Skills

Nuclear experience

Instrumentation knowledge

I&C systems

DCS/PLC interfacing

Valves calibration

Calibration methods

Multidisciplinary collaboration

Education

Engineering degree

HNC qualification

Tools

DCS interfacing

PLC systems

Instrumentation calibration

Job description

Our Vacancy# Instrumentation & Control commissioning engineer

• Nuclear Permanent / Bridgwater United Kingdom 12/05/26 On site Share## Job Description You will lead commissioning activities for complex instrumentation and control systems across critical nuclear plant systems.Working within your future team, you will support safe, compliant system delivery through integrated commissioning phases.Support installation and commissioning preparation for complex I&C systems Execute onsite commissioning tests across plant systems and equipment Review commissioning procedures and identify continuous improvement opportunities Assess as-built installation status against approved engineering design documentation Collaborate with multidisciplinary teams supporting effective system handover activities Ensure commissioning activities comply with nuclear safety and licence requirements Record commissioning data, test results, defects, and performance observations Assess commissioning risks and
• implement appropriate mitigation strategies throughout activities Support calibration, maintenance, and testing of instrumentation and actuator systems Perform contractor surveillance ensuring commissioning quality and procedural compliance## My profile Degree or HNC qualified within a relevant engineering discipline Experience commissioning systems within nuclear, power, petrochemical, or heavy industry sectors Strong practical instrumentation knowledge including impulse pipework and primary measurement elements Experience commissioning pneumatic, hydraulic, and motor operated valve systems Knowledge of process measurement methods including pressure, temperature, level, and flow Experience interfacing with DCS, PLC, and plant protection systems Practical understanding of calibration methods, standards, and commissioning best practices Experience commissioning and maintaining safety relief valve systems within industrial environments Strong communication skills conveying technical information clearly across multidisciplinary teams Ability to set up, test, and troubleshoot complex I&C systems safely
• Additional information Join us at Assystem and be part of a global team delivering some of the most exciting and complex engineering projects in the world. This is your chance to shape the UK's energy future while developing your expertise in a unique environment.Benefits include: Hybrid Working Opportunity Flexible working hours 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 helpWe are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company.
• 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 futureNOTICE 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.