Principal Mechanical Systems Engineer
Location: Sheffield (Hybrid working available)
Type: Full-time, Permanent
My client are a successful engineering firm seeking a Principal Mechanical Systems Engineer to play a key role in delivering safety-critical handling, lifting and movement solutions across high-integrity sectors including nuclear, defence, aerospace, and kinetic architecture.
This is a unique opportunity to join a forward-thinking business that prides itself on technical excellence, innovation, and engineering integrity. You’ll work on highly specialised and complex projects, guiding both design and delivery while mentoring the next generation of engineers.
Key Responsibilities
* Lead the design, analysis, and delivery of mechanical systems including structural elements, machinery, actuation and drive systems
* Oversee compliance, safety assurance, and engineering governance across the full product lifecycle
* Define, verify and validate engineering requirements across disciplines
* Mentor and develop engineers, fostering technical growth and high-quality project outcomes
* Manage technical risk and ensure alignment with standards, regulations, and internal processes
About You
* Degree-qualified (or equivalent experience) in a relevant engineering discipline
* Chartered Engineer (or demonstrably working toward it)
* Deep expertise in mechanical and structural systems, such as lifting equipment, cranes, bespoke handling systems, or high-integrity moving structures
* Strong background in compliance-led environments and multidisciplinary project delivery
* Proven ability to evaluate complex problems and develop high-quality technical solutions
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