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Company Description

Are you passionate about engineering? Do you want to make a difference?

You could be one of our 54k+ colleagues in over 30 countries working on inspiring projects in the most innovative companies.

Join us and start building tomorrow's world today!

Job Description

We're hiring a Senior Mechanical Design Engineer to deliver precision mechanical solutions as part of a high-profile defence and marine programme. You'll work across complex systems requiring structural integrity, thermal performance, and long-term reliability.

You'll be responsible for 3D modelling, simulation, and optimisation of components used in safety- and mission-critical systems, collaborating across teams to ensure design excellence in highly regulated environments.

What you'll be doing

• Creating detailed 3D models using SolidWorks and Autodesk Inventor
• Running advanced simulations with ANSYS (structural, thermal, fluid dynamics)
• Performing tolerance analysis and mechanical verification
• Supporting manufacturing and integration teams with design outputs
• Participating in technical reviews and system-level design validation
• Ensuring compliance with defence design standards and client expectations

Qualifications

What we're looking for

• 10+ years' experience in mechanical design engineering
• Proficient in SolidWorks and Inventor for CAD
• Skilled in using ANSYS for structural, thermal, and flow simulation
• Background in complex mechanical design within defence, marine, or aerospace
• Strong understanding of real-world mechanical performance and optimisation
• Must be eligible for SC clearance - UKEO SC or past defence projects preferred

Additional Information

Why join us?

We foster a community of dually talented individuals who are both entrepreneurs and technology specialists. Our teams embody the spirit of innovation and entrepreneurship, enabling us to develop solutions most efficiently.

Our commitment to sustainable growth is unwavering, and we continuously strive for accelerated transformation and continuous improvement. Through ALTEN labs, mentoring programs, internal universities, and more, we are always pushing boundaries and embracing new possibilities.

We offer incredible opportunities to join inspiring projects in the most innovative companies.

We prioritise your career development with personalised support plans tailored to your own aspirations. We're here to empower you and help you reach your full potential.

Join our passionate team and start building tomorrow, today!

In short you get:

• A personalised career path and a rewarding management style
• A chance to work on the most exciting engineering projects and technologies along with Premium Customers
• A huge diversity of engineering projects and industries
• A competitive salary
• Private Medical Insurance
• Pension Scheme
• Cycle-to-work Scheme among many additional benefits
• Social atmosphere, regular gatherings, and team buildings
• Flexible way of working (role dependent)

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