Senior Commissioning Engineer; Instrumentation

Location: Aldermaston, Reading, Berkshire

Contract Duration: 12 months

Working Arrangement: Site-based, 5 days per week

Working Hours: 45–50 hours per week

Rate: £55.00 per hour Ltd (subject to an IR35 Assessment confirming outside status)

Security Clearance: Active SC clearance required to start; candidates must be eligible to obtain DV clearance. Existing DV clearance is highly advantageous.

We are seeking an experienced Senior Commissioning Engineer with a strong Instrumentation bias for a long-term contract opportunity within a highly regulated engineering environment.

• Plan, coordinate and deliver commissioning activities across assigned systems and work packages.
• Develop, review and maintain commissioning procedures, test documentation and associated work control documentation, including Work Authorisation Forms (WAFs), where applicable.
• Coordinate and undertake instrumentation testing and verification in accordance with approved procedures and acceptance criteria.
• Verify commissioning readiness, ensuring documentation, resources, access arrangements and technical prerequisites are in place.
• Liaise with engineering, installation, project management, suppliers and other commissioning disciplines to resolve technical issues and interface constraints.
• Monitor progress against programme milestones, maintain accurate records and report risks, issues, defects and outstanding actions.
• Identify and manage commissioning defects, deviations and non-conformances through to resolution.
• Prepare commissioning completion reports, test records and handover documentation.
• Ensure all activities comply with applicable health, safety, quality and environmental requirements, site procedures and work controls.
• Provide technical guidance to commissioning personnel and support collaboration across multidisciplinary teams.

• Degree or HND in an appropriate engineering discipline.
• Significant experience in commissioning engineering within complex engineering or project delivery environments.
• Strong, demonstrable instrumentation commissioning experience.
• Experience in commissioning planning, testing, technical verification and completion documentation.
• Ability to manage assigned work packages, monitor progress and resolve technical and delivery issues.