Your Role

This Mechanical Design Engineer role is focused on leading and delivering mechanical design and development activities for Optronics & Missile Electronics (OME), ensuring work is completed in line with project plans and delivered to cost, schedule and quality standards. The role covers the full mechanical design lifecycle, including concept development, detailed mechanical and assembly drawings, CAD and configuration management, design due diligence, prototyping of intricate or high-risk elements, technical reviews and stakeholder engagement. The position requires strong collaboration across engineering disciplines, Design Authorities, Supply Chain and Manufacturing teams, with effective communication of progress, risks and issues to Project Management, supported by robust engineering change management and validation through calculation and/or FEA.

Your Profile

• Lead and complete mechanical design and development tasks in line with project plans, ensuring delivery to cost, schedule, and quality standards.
• Experience of mechanical design throughout the design lifecycle
• Develop robust concepts, generate detailed mechanical and assembly drawings (preferably using PTC Windchill and CREO), and ensure adequate engineering due diligence as designs mature.
• Prototype intricate or high-risk design elements to verify compliance.
• Prepare and participate in internal technical reviews, securing stakeholder buy-in for design decisions.
• Deliver accurate, independently reviewed data packs within CAD and configuration management systems.
• Communicate progress, risks, and issues effectively to Project Management.
• Work collaboratively across engineering disciplines as well as with Design Authorities, Supply Chain, and Manufacturing teams.

Desired Skills

• Strong background in mechanical design engineering, with a proven track record in delivering creative solutions.
• Proficiency in producing, developing, and controlling detail and assembly drawings; experience with PTC Windchill and PTC CREO
• Solid understanding of geometric tolerancing, surface finishes/treatments, and tolerance analysis (BS 8888 essential).
• Practical experience with design validation through calculation and/or FEA (Finite Element Analysis).
• Skilled in precision mechanical design and assembly, with hands-on manufacturing or assembly experience.
• Demonstrated project delivery to time and budget, and experience with engineering change management.
• Effective analytical and problem-solving skills, paired with emotional intelligence and the ability to work both independently and collaboratively.
• Familiarity with the end-to-end engineering lifecycle.
• Additional expertise in precision components, optics, electronics packaging, servo systems, materials, and thermal management is highly advantageous.

If you're excited about this role but don’t meet every requirement, we stillencourage you to apply, your unique experience could be just what we need.

Make it real – what does it mean for you?​

• Exposure to top global companies working withCapgemini (145 of the Fortune 500 companies)
• Open access to digital learning platforms​
• Active employee networks promoting diversity, equity and inclusion like OutFront, CapAbility or Women@Capgemini​

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Capgemini is proud to be a Disability Confident Employer (Level 2) under the UK Government’s Disability Confident scheme. As part of our commitment to inclusive recruitment, we will offer an interview to all candidates who:​

• Declare they have a disability, and ​
• Meet the minimum essential criteria for the role.​
• Please opt in during the application process.​

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Capgemini. Make it real.​

Need to know

• All roles will require a level of security clearance; BPSS OR Security Clearance OR Developed Vetting.

• Due to the nature of the project, this role requires sole UK nationality in order to obtain the required level of security clearance.

• Location: ​Glasgow or Reading

• Hybrid Working:Capgemini operate a hybrid working model with a combination of office and home-based working, along with occasional travel to client sites.

• You can bring your whole self to work. At Capgemini building an inclusivefuture is part of everyday life and will be part of your working reality. We havebuilt a representative and welcoming environment, for everyone.

About Capgemini

Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value. We imagine the future of organisations and make it real with AI, technology and people. With our strong heritage of nearly 60 years, we are a responsible and diverse group of over 420,000 team members in more than 50 countries. We deliver end-to-end services and solutions with our deep industry expertise and strong partner ecosystem, leveraging our capabilities across strategy, technology, design, engineering and business operations. The Group reported 2025 global revenues of €22.5 billion.​

Make it real | www.capgemini.com​