Principal Mechanical Engineer

Job description

We are seeking a Principal Mechanical Engineer to join a high-performing engineering team within a cutting-edge aerospace organisation. This role blends technical leadership, hands-on mechanical design, and project ownership, working across complex, multi-disciplinary programmes that deliver high-precision, mission-critical systems.

Key Responsibilities

• Translate departmental objectives into clear team goals, KPIs, and delivery initiatives
• Lead and manage the mechanical engineering team, driving effective working practices, processes, and project execution
• Identify capability gaps within the team and support skills development and resourcing plans
• Own mechanical project work packages and continuous improvement initiatives, coordinating internal engineers and external partners
• Act as a technical authority and hands-on contributor, collaborating closely with systems, electronics, and optical teams
• Manage people-related priorities, including performance, development, and alignment with HR policies
• Advise management on organisational expectations and ensure compliance with company policies, standards, and best practices

Skills & Experience

• Proven track record leading mechanical product development in a high-tech engineering environment
• 10+ years’ experience in mechanical design across the full product lifecycle
• Experience working with optical or opto-mechanical systems
• Expert knowledge of mechanical design and drawing standards for precision machined and sheet-metal components
• Strong proficiency in SolidWorks; experience with FEA and/or flow simulation is advantageous
• Excellent hands-on engineering skills with knowledge of modern manufacturing and assembly methods
• Strong organisational and planning skills, with the ability to manage multiple concurrent projects

Apply today today or contact Gemma for more information.

Extra information

Status

Open

Education Level

Secondary School

Location

Southampton

Type of Contract

Full-time jobs

Published at

09-02-2026

Profession type

Manufacturing / Industrial

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English