Location: Belfast, United Kingdom

Thales people architect solutions that are relied upon to deliver operational advantage at every decisive moment throughout the mission. Defence and armed forces customers rely on us to deliver the full range of defensive systems for land, sea, and air. From early warning, to threat neutralisation, our platforms cover all levels from very short-range systems, to extended protection across the entire battle-space including Airspace Mobility Solutions, Vehicles and Tactical Systems and Missile Defence, Optronics, and Radar.

Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer. We innovate across the major industries of Aerospace, Defence, Security and Space. Your health and well-being matters to us and that’s why we offer you the flexibility to do what’s important to you; whether that’s part time hours, job sharing, home working, or the ability to flex your start and finish times. Where possible, we support a working pattern that suits your lifestyle and helps you reach your ambitions.

Job Title: Quality Assurance Assessor – Machine Details
Location: Belfast

As a Quality Assurance Assessor, you will carry out detailed, automated and manual inspection of complex mechanical components, sub-assemblies, and finished products to ensure conformity with manufacturing documentation and industry standards.

You’ll be required to have proficiency in programming and operating automated Coordinate Measuring Machines (CMMs), maintaining calibration and certification processes, conducting audits, and leading quality investigations within a regulated aerospace, space, or defence manufacturing environment.

Key Responsibilities:

• Perform detailed automated/manual inspections of complex mechanical parts and assemblies using calibrated measuring equipment.
• Execute product walk-throughs and approve relevant work instructions.
• Program, operate, and maintain automated CMM systems (e.g., Mitutoyo, PCDMIS).
• Manage calibration status of measuring equipment using internal controls and external calibration services.
• Maintain Certificates of Conformity and other quality documentation for delivered and manufactured items.
• Collaborate with internal teams and subcontractors to maintain understanding and compliance with quality requirements.
• Conduct internal audits aligned with AS9100 and Space standards and drive continuous improvement in quality practices.
• Oversee calibration management for both electronic and mechanical measuring devices.
• Perform manufacturing process verification audits to ensure design and standards compliance.
• Lead root cause analyses and quality investigations using quality tools (8D, 3C, etc.).
• Support additional manufacturing quality-related tasks, including multitasking across onsite areas as needed.

Qualifications & Experience:

• Minimum 3 years’ experience in Aerospace, Space, or Defence quality roles.
• Level 4 education or equivalent relevant industry experience.
• Strong knowledge of Geometrical Dimensioning and Tolerancing (GD&T), per BS 8888 and ASME Y14.5 standards.
• Demonstrated understanding of First Article Inspection (FAI) processes according to AS9102.
• ISO9001 / AS9100 auditing qualifications are advantageous.
• Experience programming Mitutoyo and/or PCDMIS CMM software preferred.

Thales Benefits:

• 28 days annual leave (Plus Bank Holidays)
• Pension contributions up to 7%
• Healthcare Cash Plan
• Life insurance
• Stock options (SharingThales) every 2 years
• Enhanced maternity and parental leave.
• Generous training budget and allowance to attend conferences/workshops.
• Gym and well-being memberships, Cycle to Work
• Discounts on major retail outlets
• 24/7 Employee Assistance Program and access to mental wellbeing app

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In line with Thales’ Baseline Security requirements, candidates will be asked to provide evidence of identity, eligibility to work in the UK and employment and/or education history for up to three years. Some vacancies may require full Security Clearance which can require further evidence to be provided. For further details of the evidence required to apply for Baseline and Security Clearance please refer to the Defence Business Services National Security Vetting (DBS NSV) Agency.

At Thales we provide CAREERS and not only jobs. With Thales employing 80,000 employees in 68 countries our mobility policy enables thousands of employees each year to develop their careers at home and abroad, in their existing areas of expertise or by branching out into new fields. Together we believe that embracing flexibility is a smarter way of working.

Thales UK is committed to providing an inclusive and barrier-free recruitment process. We will provide reasonable adjustments and support to ensure neuro-diverse applicants or those with a disability or long-term condition can be their best during the recruitment process. To request an adjustment, if you need this job advert in an alternative format or if you have any questions about the recruitment process, please contact Resourcing Ops for mid to senior roles, or the Early Careers Team for graduate and apprentice roles.

Great journeys start here, apply now!