Lead Commissioning Engineer Mechanical

NRL; England; On-site; GBP 50,000 - 70,000; Full time

Job summary

A major nuclear infrastructure employer is seeking a Lead Commissioning Engineer to spearhead a multidisciplinary team in Seascale. This role is pivotal in managing commissioning activities for a nationally significant project, ensuring adherence to safety and procedural standards in a fast-paced, regulated environment. Ideal candidates will have a mechanical engineering background with extensive commissioning experience and strong documentation skills. Excellent career development opportunities are also offered.

Qualifications

• Time-served background or equivalent in an engineering discipline.
• Experience in commissioning within large-scale regulated environments.
• Strong knowledge of process commissioning systems.

Responsibilities

• Lead a multidisciplinary team through all phases of commissioning.
• Champion a safety-first culture in a nuclear environment.
• Manage and oversee commissioning documentation and testing activities.
• Coordinate resources and scheduling in line with project milestones.

Skills

Commissioning experience

Safety culture advocacy

Documentation management

Process commissioning knowledge

Education

Engineering degree (mechanical preferred)

IOSH Managing Safely certification

Tools

Microsoft Office Suite

Completions management systems

Job description

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Lead Commissioning Engineer Mechanical, Seascale

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Client:

NRL

Location:

Seascale, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

689a67fc8f5d

Job Views:

14

Posted:

12.08.2025

Expiry Date:

26.09.2025

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Job Description:

Job Title: Lead Commissioning Engineer

Location: Seascale, UK

About the Opportunity:

NRL is proud to be recruiting on behalf of our client for a Lead Commissioning Engineer to join a specialist engineering team on a major nuclear infrastructure programme in Seascale. This is an exciting opportunity to play a pivotal role in a high-profile, safety-critical environment. You’ll lead commissioning activities on a nationally significant project, where your technical expertise and leadership will be vital to successful project delivery.

Working with a forward-thinking organisation that values safety, innovation, and continuous improvement, this role offers excellent long-term career development and professional recognition.

What You’ll Be Doing:

Lead a multidisciplinary team of Commissioning Engineers and Technicians through all phases of commissioning.

Champion a safety-first culture, acting as a role model for high standards in nuclear, radiological, and environmental safety.

Manage and oversee the development of commissioning documentation and testing activities.

Coordinate commissioning resources, scheduling tasks in line with project milestones and handover phases.

Facilitate the implementation of Field Observation Reports (FOBs) and Technical Queries (TQs), ensuring timely resolution.

Liaise directly with compliance representatives to support the witnessing and sign-off of commissioning procedures.

Maintain accurate records of Temporary Commissioning Aids and ensure compliance with all regulatory and procedural requirements.

Collaborate with engineering and design teams to support system readiness and final handover.

Drive improvements across the commissioning process, ensuring efficiency and accountability at every stage.

What You’ll Need:

Time-served background or equivalent in an engineering discipline (preferably mechanical).

Hands-on experience in commissioning within large-scale, regulated environments.

Strong knowledge of process commissioning systems, particularly pumps and vessels.

Familiarity with completions management systems such as Go Completions.

Proficient in using Microsoft Office Suite for planning, reporting, and documentation.

IOSH Managing Safely (or equivalent certification).

A valid CSCS card

About NRL
The NRL Group connect global companies with the right people to bring engineering projects to life. Supporting contracting companies with energy transition plans and working with our clients to create a cleaner, greener future.

We welcome applications from every walk of life and are committed to diversity within the industries we support, as a certified Inclusive Recruiter and Armed Forces friendly employer. You can ensure you stay safe when job searching online by visiting the JobsAware website.

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