Principal Mechanical Engineer

JAM Recruitment; Warrington; Hybrid; GBP 100,000 - 125,000; Full time

Job summary

A prominent engineering consultancy seeks a Principal Mechanical Engineer to work on high-profile defence projects in Warrington. This long-term contract role demands expertise in mechanical engineering, especially within the nuclear and defence sectors, and offers the chance to contribute to vital national programmes.

Qualifications

• Experience in the nuclear or defence sectors.
• Proven experience with mechanical or manual handling systems.
• Eligible for SC clearance (UK residency for past 5 years).

Responsibilities

• Support safety-critical programmes in the UK’s defence infrastructure.
• Play a key role in major decommissioning and infrastructure upgrades.
• Provide technical support for Defence Infrastructure Organisation (DIO).

Skills

Mechanical Engineering

Proficient with Autodesk Inventor

Education

Degree in Mechanical Engineering (BEng/MEng)

Chartered Engineer (CEng)

Job description

Principal Mechanical Engineer

Location: Warrington, Manchester (Hybrid, 3 days/week onsite)

Contract: 12 months

Rate: £57-£78/hr (Umbrella, Inside IR35)

Security Clearance: Must be eligible for SC

Are you an experienced Mechanical Engineer with a background in defence, nuclear, or high-integrity engineering projects?

We're recruiting multiple Senior and Principal Mechanical Engineers to support cutting-edge, safety-critical programmes across the UK's defence infrastructure. This is a long-term opportunity with a leading engineering consultancy delivering strategic work across secure sites.

Projects You'll Support

You'll play a key role on a range of high-profile Defence programmes, including:

• Major decommissioning and infrastructure upgrades at a leading defence establishment
• Submarine decommissioning demonstrator development for the UK MoD at Rosyth
• Technical support frameworks for the Defence Infrastructure Organisation (DIO)

Key Requirements

• Degree in Mechanical Engineering (BEng/MEng)
• Chartered Engineer (CEng)
• Experience in the nuclear or defence sectors
• Strong background in Mechanical Engineering
• Proficient with Autodesk Inventor
• Proven experience with mechanical or manual handling systems
• Eligible for SC clearance (must have lived and worked in the UK for the past 5 years)

Why Apply?

This is a unique opportunity to influence nationally significant programmes, working with expert teams in an environment that values innovation, safety, and high standards.

Interested?

Apply today with your CV and availability, or contact me directly for more info. Candidates with prior defence or nuclear site experience are strongly encouraged to get in touch.