USRM Cell Operative

Join our impressive USRM (Under Seat Rocket Motor) department at our Chalgrove Operations site and play a vital role in producing life-saving technology. Working within a specialist, small batch manufacturing cell, you’ll take on a varied range of machining and inspecting components.

This is an exciting opportunity to contribute to products that save lives, whilst developing your expertise in machining.

Direct Impact, Global Scale. Life-Saving Mission.

At Martin-Baker, the work we do matters. We design, manufacture and support life-saving equipment used by aircrew around the world. Our products operate in demanding environments, where quality, reliability and attention to detail are critical.

We’re proud of our long history in aerospace and defence, also focused on the future. Joining Martin-Baker means becoming part of a business with a clear purpose, strong engineering capability and a long-term commitment to its people, products and customers.

Whether you work in engineering, operations, commercial, finance, supply chain or support functions, your contribution helps deliver equipment that protects lives. It is challenging work, but it is also meaningful, and with over 7800 lives saved, it gives our people the opportunity to be part of something with real impact.

The Opportunity

In this role, you’ll have the opportunity to work collaboratively as part of the USRM department to produce lifesaving equipment.

This is an onsite role based at our Chalgrove site.

What You’ll Do

• Fully set and operate new technology 5 axis, 4 axis CNC milling machines.
• Fully set and operate new technology multi turret CNC lathes.
• Fully set and operate new technology CNC machine tools in a cellular environment.
• Forward plan and load plan for day machine production and unmanned machine production in a 24/7 cellular CNC machining environment.
• Hand deburr and fettle detail components.
• Inspection of components.

What We’re Looking For

• Ability to read and understand CNC programmes using machine interface.
• Ability to read, understand and fully interpret component drawings, including detail, assembly and finishing process drawings.
• Ability to inspect and use pressure checking, magnetic particle inspection equipment and paint finishing inspection techniques.
• Developed cutting tool and material cutting knowledge.
• Ability to understand CNC programme code and operation
• Basic PC and SAP skills.
• Share and demonstrate the Martin-Baker values.

Our Values

At Martin-Baker, we value professionalism, understanding, teamwork, humility, accountability and integrity. We look for people who take pride in their work, collaborate openly and act with care because the work we do matters.

What We Offer

• Excellent pension package with strong employer support — Martin-Baker contributes 9% of your salary (non-contributory to the employee), with further employer contributions that grow as you increase your own
• Life Assurance
• Lunchtime finish on a Friday
• Personalised training and development plan
• 25-days annual leave plus bank holidays
• Opportunity to purchase additional annual leave
• Occupational Health team
• Subsidised canteen
• Cycle to work scheme, including e-bikes.

Our Diversity & Inclusion

We believe in equal opportunity, committed to creating an inclusive environment where everyone is respected. We want you to be able to do your best work.

Martin-Baker is a signatory to the Armed Forces Covenant, showing our support and commitment to our Armed Forces and their families, proudly supporting those who serve.

This role is subject to pre-employment screening in line with the UK Government’s Baseline Personnel Security Standard (BPSS). For more information and guidance please visit

The role also involves access to information governed by U.S. Export Control Laws (including ITAR); therefore, all applicants must satisfy ITAR eligibility requirements.

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