At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.
What You Will Do
- Assemble fabricated parts, components, or units according to precise specifications.
- Use hand and power tools to carry out mechanical assembly at floor stations.
- Perform rigorous tests and calibrations to ensure compliance with tolerances and product specifications.
- Troubleshoot and repair units that do not meet required standards.
- Conduct inspections of incoming assemblies/components based on technical data and established procedures.
- Execute complete teardown, diagnostics, repairs, reassembly, and testing of aerospace components.
- Follow defined repair and return processes to maintain fast turnaround and high quality.
- Assist in the setup of test and repair facilities and ensure readiness for operational use.
- Undertake apprenticeship or internal training as required to advance your skillset.
What You Will Learn
- Advanced Mechanical Techniques – Build hands-on experience in precision assembly and repair of aerospace systems.
- Inspection & Quality Assurance – Develop skills in component evaluation, diagnostics, and compliance.
- Technical Documentation – Gain expertise in interpreting technical manuals and repair procedures.
- Cross-Functional Collaboration – Work with Engineering, Quality, and Operations to ensure performance and reliability.
- Continuous Improvement – Be a part of a team culture focused on safety, quality, and operational excellence.
Experience we prefer
- Minimum 2 years of mechanical and assembly experience, ideally within the aerospace or high-precision engineering industry.
- High attention to detail, adaptable, and committed to delivering high-quality work.
- A flexible approach and eagerness to learn and grow within a dynamic environment.
What We Offer
- Competitive Salary
- Excellent Corporate Pension Plan – 2:1 matched contribution up to 10%
- Life Assurance
- Private Health Insurance25 Days Annual Leave + Bank Holidays + Buy/Sell up to 5 Additional Days
- Employee & Family Assistance Programme
- Career Development and Internal Mobility Opportunities
- Modern, Clean & Safe Work Environment
- And more – all within a workplace culture grounded in respect, safety, and continuous growth.
Advanced Structures
Our Advanced Structures team is passionate about developing solutions that help aircraft operate efficiently and safely. By leveraging advanced materials and innovative manufacturing techniques, we create products that support critical missions, from cargo transport to rescue operations. We work together as a global team to deliver excellence, continuously improving to make air travel more sustainable, accessible, and safe.
Onsite Work
This role requires onsite work, including production and maintenance tasks that are essential to developing and delivering our products. At Collins, the work we do helps keep the world moving safely and efficiently — and it all starts with the hands that build, test, and repair our components.
Equal Employment Opportunity
RTX adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.
RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.
Title: Mechanic
Location: Hemel Hempstead, Hertfordshire
Role Type: Onsite
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Mechanic in Hemel Hempstead employer: RTX
Raytheon UK is an exceptional employer located in Glenrothes, Fife, offering a collaborative work culture that prioritises innovation and employee growth. With a comprehensive benefits package including generous holiday allowances, a strong pension contribution, and enhanced family-friendly policies, we are committed to nurturing talent and providing meaningful career development opportunities. Join us to be part of a community dedicated to advancing technology for national security while enjoying a fulfilling and supportive work environment.
