Principal Mechanical Engineer

Principal Mechanical Engineer - Nuclear & Green Energy Projects
Location: UK-wide (Hybrid Working Available)
Hours: 37-hour working week
Clearance Required: British Nationals only (BPSS minimum)
Are you a highly skilled Principal Mechanical Engineer with a background in regulated industries? Are you ready to make a real impact on innovative green energy and nuclear defence projects?
Our client is a leading consultancy in the Nuclear and Defence sector, delivering high-profile projects across the UK. Known for their commitment to staff development, cutting-edge work, and long-term career opportunities, they offer a dynamic and forward-thinking environment for ambitious engineers.
Why Join This Team?
Be part of landmark government projects with a strong mechanical engineering focus
Continuous professional development with support for further qualifications
Flexible hybrid working and a comprehensive benefits package
Join a collaborative, high-performing team that values innovation
Key Responsibilities:
Lead and uphold engineering standards and procedures across all technical activities
Collaborate with clients to understand and deliver on mechanical requirements
Produce and review engineering calculations, drawings (2D/3D), and technical documentation
Mentor and develop technical capabilities within the team
About You:
HND/HNC or Degree in Mechanical Engineering (or related discipline)
Chartership or working towards it
Strong track record of delivering complex, regulated projects
Confident team leader with a passion for high performance
Security Clearance:
Due to the nature of the work, all applicants must be British Nationals and eligible for BPSS clearance as a minimum.
Ready to take the next step in your engineering career?
Contact Kent Streek at or call to learn more or apply.