Principal Mechanical Development Engineer 📍 Location: Horsham, UK (Hybrid – 50% remote / 50% on-site)
đź“… Employment Type: Permanent
💰 Salary: £50,000 – £70,000 per annum + 10% performance-based bonus
&##30 days paid holiday + 8 statutory days
~ Flexible 37.5% employer pension contribution
~ Annual training & equipment budget
~ Travel opportunities during work hours
~ AirJoule — a pioneering US-based joint venture in collaboration with GE — is expanding its UK operations with the launch of Bracey R&D Ltd, a new product development hub in Horsham. This is a unique opportunity to join a high-growth, clean-tech company on a mission to transform the future of water, energy, and HVAC systems using their novel MOF-based process, empowered by our new turbo-compressor technology. As part of our new UK team, you will help re-engineer and optimize our existing prototype, shaping the next generation of our products. You’ll work alongside leading engineers, blending creative problem-solving with hands-on prototyping, testing, and design refinement. This role is perfect for engineers who are passionate about innovation and thrive in a fast-paced, start-up environment with global collaboration.
Contribute to the design, development, and testing of high-efficiency mechanical systems
Translate design concepts into precise CAD models, simulations and best design practices
Assemble and validate mechanical components using high-precision instrumentation
Support alignment of design with scalable manufacturing methods
Collaborate with international R&D teams, including travel to the USA
CAD: SolidWorks, Onshape or similar
Simulation: Proficiency with stress, vibration, thermal analysis. Design Engineering: Assembly & Testing: Experience building and troubleshooting high-precision assemblies
Instrumentation: Knowledge of product validation and test procedures
Knowledge of manual and CNC machining, and gravity die casting
Strong Engineering Degree (or expert specialist)
Minimum 6 years of relevant and high-impact industrial experience
Full UK driving licence
UK / EU passport preferable, DBS clearable, solid references, and clear to visit the USA
Highly fluent in English (written and spoken)
Located near Horsham / Crawley or able to commute 50/50 hybrid