Principal Mechanical Engineer

Principal Mechanical Engineer

Full-Time 60000 - 80000 £ / year (est.) No working from home possible
FINTEC recruit Ltd

At a Glance

  • Tasks: Lead mechanical engineering for major nuclear projects and guide multidisciplinary teams.
  • Company: Key player in the UK nuclear sector with a strong project pipeline.
  • Benefits: Flexible hybrid working, long-term projects, and career development opportunities.
  • Other info: Collaborative environment with opportunities for professional growth.
  • Why this job: Make a real impact on critical national infrastructure and work on high-profile programmes.
  • Qualifications: Extensive experience in mechanical engineering within the nuclear industry.

The predicted salary is between 60000 - 80000 £ per year.

We are currently recruiting for a Principal Mechanical Engineer on behalf of a key client operating within the UK nuclear sector. This is an exciting opportunity to join a well-established programme of work supporting a range of high‑profile nuclear projects. The successful candidate will play a key role in the delivery of complex engineering solutions within a highly regulated environment, providing technical leadership and supporting multidisciplinary project teams. Whether you are seeking a permanent position or a contract opportunity, this role offers long‑term project work and the chance to contribute to critical national infrastructure programmes.

Key Responsibilities

  • Lead the delivery of mechanical engineering and design activities across major nuclear projects.
  • Provide technical leadership and guidance to engineering teams.
  • Develop and review engineering designs, calculations, specifications and technical documentation.
  • Support multidisciplinary project delivery within complex and highly regulated environments.
  • Ensure compliance with relevant industry standards, safety requirements and client specifications.
  • Engage with internal and external stakeholders to support successful project outcomes.
  • Contribute to engineering reviews, risk assessments and technical decision‑making processes.

Essential Experience

  • Extensive experience as a Principal Mechanical Engineer, Lead Mechanical Engineer or Senior Mechanical Engineer.
  • Strong background within the nuclear industry.
  • Proven experience delivering mechanical engineering and design solutions on complex projects.
  • Experience working within EPC (Engineering, Procurement and Construction) environments or other highly regulated industries.
  • Demonstrable ability to lead technical delivery and support multidisciplinary engineering teams.
  • Excellent communication and stakeholder management skills.

Desirable Experience

  • Experience supporting major nuclear new‑build, decommissioning or defence programmes.
  • Familiarity with UK nuclear regulations and standards.
  • Chartered Engineer status or working towards professional registration.

What's on Offer?

  • Opportunity to work on high‑profile nuclear programmes.
  • Flexible hybrid working arrangement.
  • Long‑term project pipeline and career development opportunities.
  • Available as either a permanent staff position or contract engagement.
  • Collaborative and technically challenging environment.

Principal Mechanical Engineer employer: FINTEC recruit Ltd

Join a leading player in the UK nuclear sector as a Principal Mechanical Engineer, where you will be part of a collaborative and technically challenging environment. With a strong focus on employee growth, we offer flexible hybrid working arrangements and long-term project opportunities that contribute to critical national infrastructure. Our commitment to excellence ensures that you will be supported in your professional development while working on high-profile projects that make a real difference.

FINTEC recruit Ltd

Contact Details:

FINTEC recruit Ltd Recruitment Team

We think you need these skills to ace Principal Mechanical Engineer

Mechanical Engineering
Technical Leadership
Engineering Design
Regulatory Compliance
Stakeholder Management
Project Delivery
Risk Assessment