Senior Mechanical Design Engineer​/Mechanical Design Engineer

Position: Senior Mechanical Design Engineer / Mechanical Design Engineer
Date: 6 Jul 2026

Location:

Belfast, GB Job Function:
Technical Business Unit:
Andor Technology At Oxford Instruments Andor, we are passionate about enabling the world's greatest scientific breakthroughs. Our advanced imaging, spectroscopy and microscopy solutions support pioneering research and industrial innovation across a wide range of applications-from developing cancer treatments to exploring deep space and advancing clean energy technologies. Guided by our core values of Inclusive, Innovative, Trusted and Purposeful, we are committed to creating technologies that make a meaningful impact on the world around us.

The Opportunity We are seeking a Senior Mechanical Design Engineer or Mechanical Design Engineer to join our Engineering team in Belfast. In this role, you will work on the design and development of precision mechanical components, assemblies and customer-focused solutions for our industry-leading Imaging & Analysis product portfolio. This is an exciting opportunity for an experienced engineer who enjoys solving complex technical challenges, collaborating across multidisciplinary teams and delivering innovative products from concept through to manufacture.

The ideal candidate will be bright, with an inquisitive nature and curious.

Key Responsibilities Lead the design and development of mechanical systems and components using 3D CAD software. Produce and maintain technical documentation, including requirements specifications, detailed drawings, assembly drawings, layouts and Bills of Materials. Drive prototype development, testing, validation and design reviews. Deliver robust, scalable and innovative engineering solutions that meet customer and business requirements. Collaborate with Application Specialists and customers to develop bespoke solutions and product enhancements.

Perform feasibility studies, tolerance analysis and detailed design investigations. Support manufacturing teams with build guidance and technical expertise. Provide technical support to Supply Chain, Operations and Customers throughout the product lifecycle. Contribute to root cause investigations and continuous improvement activities across the business. Mentor and support early career engineers

What We Are Looking For Essential Qualifications & Experience Degree qualification (BSc/BEng) in Mechanical Engineering or a related discipline, or equivalent professional experience. Incorporated Engineer (IEng) accreditation or working towards professional registration. Minimum of 3- 5 years' experience in product development, precision engineering or a similar environment. Proven experience in:
Precision mechanical design and tight-tolerance mechanisms. Tolerance stack-up analysis. Designing for thermal stability, vibration control and long-term performance. Design for regulatory compliance, including EMC, Machinery Directive, Safety and Low Voltage Directive requirements. Design for Excellence (DfX) methodologies. Prototype build, test and evaluation. Technical documentation and revision control processes. Cost estimation and budget development.

Desirable Experience designing scientific, optical, imaging or high-technology products. Knowledge of manufacturing processes and supply chain considerations. Experience working in multidisciplinary engineering teams. At Oxford Instruments Andor, we value potential as much as experience. If you're passionate about engineering and can see yourself succeeding in this role, we encourage you to apply-even if you don't meet every requirement listed. We are always open to speaking with talented individuals who can bring diverse perspectives and skills to our team.

Location & Eligibility This permanent position is based at our headquarters in Belfast working full time onsite. Please note that Oxford Instruments Andor is unable to provide visa sponsorship for these roles. Applicants must have the right to live and work in the UK at the time of application. Closing Date Closing date for receipt of completed applications is midnight on Sunday 26th July 2026.

Why Join Oxford Instruments Andor? We recognise that our people are fundamental to our success and offer a competitive…