At Element Digital Engineering, we don’t just design and test, we help shape the future of engineering. From aerospace and automotive to energy and chemical process industries, our team delivers cutting-edge simulation, design, build, and consultancy services to clients across the UK and worldwide. Whether it’s hand calculations, advanced simulations, or full-scale testing, we bring the right tools and expertise to every challenge.

Now, as part of our growth, we’re looking for a Mechanical Assembly Technician to join our team at the Cotswold Airport Hot and Cold Fuel Test Facility. A state-of-the-art, one-of-a-kind site in the UK.

This facility is at the forefront of aerospace innovation, testing the next generation of propulsion and fuel technologies:

✈️ Liquid hydrogen systems
🔥 Hot and cold jet fuel systems
💡 Complex fluid mechanical systems under extreme test conditions

Our clients range from global aerospace leaders to pioneering start-ups driving sustainable aviation and propulsion technology.

Why This Role?
This isn’t just another technician job. It’s a hands-on opportunity to work with bespoke, high-performance fluid systems in a fast-paced, collaborative R&D environment. You’ll play a key part in some of the most exciting, high-profile aerospace projects happening today.

👉 Join us and help engineer the future of flight.

• Build and assemble bespoke fluid mechanical systems from schematics and engineering drawings, including tubular networks, connectors, valves, pressurized gas/liquid systems, and support fixtures
• Interpret and construct systems from minimal or conceptual drawings and translate into practical, test-ready assemblie
• Liaise closely with engineering and test teams to ensure system builds meet specific performance and safety requirements.Install and integrate instrumentation (pressure, temperature, flow, etc.) into mechanical assemblies
• Conduct functional checks and troubleshoot fluid systems for leaks, pressure integrity, and performance validation
• Maintain mechanical equipment and ensure readiness of components and tools required for system builds
• Ensure safe handling of pressurized systems and compliance with internal safety protocols and industry standards
• Participate in Test Readiness Reviews to ensure system suitability for test
• Contribute to development of site best working practices, and champion efficient ways of working
• Ensure work is carried out in line with relevant HSE best practices and adhering to local risk assessment procedures
• Contribute to existing site system operations, including operation of facility hydrogen liquefier, jet fuel equipment and other ancillary equipment
• Be self motivated and able to complete work to a high standard without direct supervision

• Ability to work from schematics, P&IDs, or basic conceptual drawings with minimal supervision
• Proven hands-on experience in the assembly and integration of fluid mechanical systems (tubing, gas/fluid circuits, fittings, etc.)
• Familiarity with pressurized gas and fluid systems, including safety considerations
• Skilled in using general mechanical tools and equipment for assembly and maintenance tasks
• Strong communication skills to collaborate effectively with design and engineering teams
• Attention to detail and a proactive approach to problem-solving during system build and test preparation

Desirable

• Experience working in test environments or R&D facilities
• Knowledge of instrumentation integration (pressure transducers, flow sensors, thermocouples, etc.)
• Certification or training in mechanical or fluid systems (e.g., NVQ, BTEC, HNC/HND, or equivalent)
• Awareness of relevant safety standards (e.g., Pressure Equipment Directive, COSHH, etc.).

Benefits

Smarter Working / Bonus Plan / 25 Days annual leave + 8 days Bank Holidays / Private Healthcare / Life Insurance / Free Refreshments & Snacks 

#LI-LM1

Element is one of the fastest growing testing, inspection and certification businesses in the world. Globally we have more than 9,000 brilliant minds operating from 270 sites across 30 countries. Together we share an ambitious purpose to ‘Make tomorrow safer than today’.

When failure in use is not an option, we help customers make certain that their products, materials, processes and services are safe, compliant and fit for purpose. From early R&D, through complex regulatory approvals and into production, our global laboratory network of scientists, engineers, and technologists support customers to achieve assurance over product quality, sustainable outcomes, and market access.

While we are proud of our global reach, working at Element feels like being part of a smaller company. We empower you to take charge of your career, and reward excellence and integrity with growth and development.

Industries across the world depend on our care, attention to detail and the absolute accuracy of our work. The role we have to play in creating a safer world is much bigger than our organization.

At Element, we always take pride in putting our people first. We are an equal opportunity employer that recognizes diversity and inclusion as fundamental to our Vision of becoming “the world’s most trusted testing partner”.

All suitably qualified candidates will receive consideration for employment on the basis of objective work related criteria and without regard for the following: age, disability, ethnic origin, gender, marital status, race, religion, responsibility of dependents, sexual orientation, or gender identity or other characteristics in accordance with the applicable governing laws or other characteristics in accordance with the applicable governing laws.