Principal Mechanical Engineer

Principal Mechanical Engineer

Full-Time On-site
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Principal Mechanical Engineer

To be considered for an interview, please make sure your application is full in line with the job specs as found below.

Up to £63.50 per hour | Outside IR35 | 12-Month Contract | 4-Day Working Week
We are seeking an experienced Principal Mechanical Engineer to lead engineering design teams on complex, safety-critical projects within the nuclear sector. This role combines technical leadership, engineering assurance and project delivery, with a strong focus on UKCA/CE marking, regulatory compliance, verification and validation, and nuclear safety.
Contract details

Rate: Up to £63.50 per hour, outside IR35

Duration: 12 months

Hours: 40 hours per week, Monday to Thursday

Security: Ideally hold current SC clearance or be eligible to obtain it

Key Responsibilities

Lead and supervise mechanical engineering design teams, providing technical direction and oversight.

Plan and coordinate engineering activities, managing resources, budgets, schedules and delivery against project requirements.

Develop design basis documentation, identify engineering requirements and ensure nuclear and conventional safety principles are applied.

Oversee design risk assessments, technical interfaces and multidisciplinary engineering integration.

Ensure technical documentation supports UKCA/CE marking and demonstrates conformity with applicable legislation, regulations and standards.

Lead and record verification, validation and conformity assessment activities.

Conduct design reviews and check engineering deliverables for technical accuracy, quality and compliance.

Maintain awareness of the Machinery Directive, LOLER, PUWER, CDM and other relevant legislation.

Support project planning, tender responses, risk management and recovery strategies where delivery issues arise.

Promote continuous improvement, right-first-time quality and effective configuration control.

Mentor and develop engineers, support competency assessments and ensure effective allocation of engineering resources.

Essential Requirements

Relevant Level 6 qualification, such as a Bachelor's degree with honours in an engineering discipline.

Proven experience in mechanical engineering design and technical leadership.

Experience leading or supervising engineering teams within a complex engineering environment.

Strong understanding of engineering compliance, design assurance and verification and validation.

Experience with UKCA/CE marking requirements, including technical documentation and conformity assessment.

Knowledge of the Machinery Directive, LOLER, PUWER, CDM and applicable engineering standards.

Experience managing engineering deliverables, resources, schedules and technical risks.

Strong stakeholder management skills and a commitment to quality, safety and continuous improvement. xsabvtc

Desirable Experience

Experience within the nuclear industry or another highly regulated, safety-critical environment.

Experience with machinery, process plant or complex mechanical systems....

Principal Mechanical Engineer employer: Highfield Professional Solutions Ltd

Join a forward-thinking company that prioritises safety and quality in every project, offering a dynamic work environment in King’s Lynn. With a strong focus on employee development, you will have access to training and growth opportunities while working on high-profile infrastructure projects that make a real impact in the community. Enjoy competitive rates and the chance to be part of a collaborative team dedicated to excellence in construction.

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Contact Details:

Highfield Professional Solutions Ltd Recruitment Team