Senior Commissioning Engineer (Instrumentation)

Senior Commissioning Engineer – Instrumentation Bias

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.

The Opportunity

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.

The successful candidate will be responsible for planning, coordinating and delivering commissioning activities, ensuring work is completed safely, efficiently and in accordance with approved procedures, technical specifications, quality standards and site requirements.

Candidates must have a genuine instrumentation background, with demonstrable experience in commissioning, testing and technical verification. Electrical-only or mechanical-only commissioning experience will not be suitable for this position.

Key Responsibilities

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.

Essential Requirements 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.

Strong organisational, reporting and stakeholder communication skills.

Competent user of Microsoft Office and commissioning documentation systems.

Active SC security clearance and eligibility to obtain DV clearance.

Desirable Experience Existing DV security clearance.

Experience within the nuclear industry or other highly regulated, high-hazard environments.

Background in decommissioning, waste management, environmental remediation or major engineering programmes.

E&I experience with a clear instrumentation specialism, or a Chemical Engineering background supported by relevant instrumentation commissioning knowledge.

Familiarity with quality management systems, technical assurance, change control and commissioning handover processes.

Get in touch now If you're seeking a new opportunity and think you have the skills and experience we are looking for, then apply now or contact Stuart Cooper via Linkedin

Millbank Holdings Ltd is an equal opportunities employer committed to creating an inclusive and diverse workforce. We welcome applications from all suitably qualified individuals, regardless of background, and encourage candidates from underrepresented groups to apply.

We are proud to be a member of the Disability Confident Scheme, and we are committed to ensuring an accessible and supportive recruitment process for everyone. If you require any adjustments at any stage, please let us know and we’ll do our best to accommodate.

Millbank operates as both an Employment Agency and an Employment Business