Principal Mechanical Engineer - Warrington/Bristol

Location: Warrington or Bristol

Employment Type: Fixed Term Contract Inside IR35

Type: Hybrid

Base pay range

Direct message the job poster from STR Group

Key Responsibilities

• Promote effective collaboration across Engineering and other functional teams.
• Support customer management and relationship development, helping to resolve technical and delivery issues and ensuring customers are kept fully informed of progress.
• Ensure all engineering procedures, codes, and standards are correctly identified and applied.
• Identify and manage risks associated with engineering tasks and projects. Produce, review, and approve engineering deliverables including calculations, analyses, drawings, models, and technical documentation.
• Assess and manage design changes, concessions, and technical queries to maintain design integrity.
• Maintain engineering configuration control and ensure the overall design intent is preserved throughout the lifecycle.
• Evaluate and resolve technical issues, recommending improvements and innovative solutions.
• Provide technical support to Project Managers in planning, controlling, and delivering engineering tasks and projects.
• Make sound engineering decisions within delegated authority and act as Technical Authority or Engineering Lead when required.
• Promote and adhere to Health & Safety legislation, company policies, and procedures, including Diversity & Inclusion and Performance & Development processes.

Skills and Experience

• Minimum HNC/HND (or equivalent) in Engineering.
• Knowledge of CAD tools and general engineering drawing practice.
• Strong communication and stakeholder management skills.
• A drive to challenge, improve, and deliver excellence — whatever your background.
• Nuclear knowledge is preferred but not essential.
• Must be able to achieve SC clearance.
• Holds or has the ability to obtain Chartered Status.

What’s in it for you?

• Continuous learning via Expleo Academy accredited training.
• Competitive company benefits.
• Opportunity to contribute directly to the UK’s Net Zero future.
• The chance to work with an equal opportunities employer.

If you’re a Principal Mechanical Engineer, ready to take on your next role, then please apply below with your CV.

Seniority level

Mid-Senior level

Employment type

Contract