Senior Mechanical Design Engineer

Oxinst; Belfast; On-site; GBP 80,000 - 100,000; Full time

Job summary

A leading scientific instruments manufacturer is seeking a Senior Mechanical Design Engineer in Belfast. The role focuses on designing high-precision components for innovative products. Candidates should possess a Mechanical Engineering qualification, with at least 5 years of product development experience, and skills in design analysis and regulatory approval. The company offers comprehensive health, lifestyle benefits, and a commitment to an inclusive work environment.

Benefits

Private Medical Insurance

Employee Assistance Programme

Pension Scheme

Flexible working hours

Holiday benefits

Qualifications

• Minimum 5 years experience in product development.
• Demonstrable experience in mechanical design.

Responsibilities

• Mechanical design and detailing of high-precision new parts.
• Collaboration with teams for Imaging & Analysis products.

Skills

Design of precise, tight tolerance mechanisms

Tolerance analysis

Design for long-term stability

Design for Regulatory Approval

DfX Implementation

Prototype build & assessment

Documentation of designs

Budget and cost estimation

Education

BSc/BEng qualification in Mechanical Engineering or similar

Job description

Senior Mechanical Design Engineer

At Oxford Instruments Andor we are devoted to accelerating the greatest scientific advancements of our age. It matters to us that the products we develop make a real difference to our customers and contribute significantly to their research. We want to deliver differentiated, accessible solutions to the widest possible scientific research and industrial communities. We are a market‑leading organisation with a diverse and inclusive environment.

We are hiring for a Senior Mechanical Design Engineer whose main purpose is the mechanical design and detailing of high‑precision new parts, sub‑assemblies and customer solutions for our Imaging & Analysis products.

Qualifications

• BSc/BEng qualification in Mechanical engineering (or similar discipline) or equivalent qualification iMechE IEng Accredited
• Mechanical Engineer with at least 5 years’ experience in product development
• Demonstrable experience in:
  • Design of precise, tight tolerance mechanisms
  • Tolerance analysis
  • Design for long‑term stability e.g. vibration, thermal effects
  • Design for Regulatory Approval (EMC, MD, Safety, LVD)
  • DfX Implementation
  • Prototype build & assessment
  • Experience documenting designs with detailed assembly instructions, including revision control of drawings and documents.
  • Experience developing budgets and cost estimates

Benefits

• Health & Wellbeing – Mental Health First Aiders, Employee Assistance Programme (LifeWorks, Babylon and UnMind), Private Medical Insurance with BUPA for you and your dependents, Income Protection, Life Assurance and Personal Accident Insurance. Company sick pay and medical leave, Occupational healthcare Service, 2 days paid leave for volunteering each year
• Money & Lifestyle – Pension – employer contributory scheme (6%), Share Incentive Plan, Leave Purchase Scheme, Cycle to Work scheme, Car Salary Exchange Scheme, Tech Purchase scheme. Give as You Earn. Employee discount scheme. Free Parking Onsite.
• Career – Externally accredited training and development opportunities including support with professional qualifications, Service awards, LinkedIn learning, Learning & development programmes.
• Work Life Balance – 187.5 holiday hours, 9 customary holidays. Lunchtime finish on Fridays, Enhanced maternity pay, Enhanced paternity pay, Bereavement leav

Recruitment

Closing date for applications is Wednesday 7th January 2026.

Please note on this occasion we are unable to provide sponsorship for visa applicants for this particular post, as such applicants must hold the right to work in the UK to be eligible.

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Note to recruitment agencies: Oxford Instruments Andor operates a Preferred Supplier List, and we do not accept unsolicited agency CVs. Please do not forward candidate details in response to this advert, or to any Oxford Instruments employees or other company locations. Oxford Instruments is not responsible for any fees related to unsolicited CVs.

Oxford Instruments Andor is committed to equality of opportunity and welcomes applications from all. However, our employment monitoring data tells us that women, individuals from Black, Asian and Minority Ethnic (BAME) communities and people with a disability are currently under‑represented therefore, we particularly welcome applications from these individuals. We are committed to ensuring our workplace is a safe, welcoming and inclusive place to work, which is why we subscribe to Equality Charter Marks.

About Oxford Instruments Andor

Oxford Instruments Andor is the global leader in pioneering and manufacturing high‑performance light measuring solutions, bringing together the latest developments in sensors, electronics, optics and software. Our ground‑breaking low light imaging cameras, spectroscopy solutions and microscopy systems are being used to develop cures for cancer, explore deeper into space and examine clean energy sources. We are among the world’s most innovative companies in the Photonics industry, measuring light down to a single photon and capturing events occurring within 1 billionth of a second.

We are part of the wider Oxford Instruments Group which also includes NanoAnalysis, Asylum Research, Plasma Technology, X‑Ray Technology, Imaris and Magnetic Resonance. At Oxford Instruments, we enable the world’s leading industrial companies and scientific research communities to image, analyse and manipulate materials down to the atomic and molecular level.

Oxford Instruments Andor is committed to equality of opportunity and welcomes applications from all. However, our employment monitoring data tells us that women, individuals from Black, Asian and Minority Ethnic (BAME) communities and people with a disability are currently under‑represented therefore, we particularly welcome applications from these individuals. We are committed to ensuring our workplace is a safe, welcoming and inclusive place to work, which is why we subscribe to Equality Charter Marks.