CNC Programmer / Operator Lisburn | Full-Time | £35,000 £45,000 Overtime Join Datum Tool Design in Lisburn Datum Tool Design is a leading precision engineering company supplying high-quality components to the aerospace sector. Due to continued growth and new long-term aerospace contracts, we are seeking an experienced and motivated CNC Programmer / Operator to join our skilled production team at our Lisburn facility. This is an exciting opportunity to work within a high-spec, clean, and modern machining environment producing precision components for the global aerospace industry. Key Responsibilities Create, modify, and optimise CNC programs (3 & 5-axis machining) Interpret detailed aerospace engineering drawings and CAD models Select appropriate tooling, cutting strategies, and machining methods Support first-off inspections and prove-out of new programs Work closely with production, quality, and engineering teams Maintain high standards of precision, safety, and quality control Ensure all work complies with aerospace industry standards Essential Requirements Proven experience as a CNC Programmer Strong knowledge of 3 & 5-axis machining centres Experience with CAM software (Delcam preferred; e.g., Mastercam or HyperMill) Ability to read and interpret complex technical drawings Strong understanding of tolerances and inspection processes Excellent problem-solving skills and attention to detail Benefits Private medical insurance Company pension scheme Flexible working week Overtime paid at premium rates 1.25x weekday rate 1.5x weekend rate Location & Working Hours Location: Lisburn Hours: 40-hour basic week MondayThursday: 8:00am 5:00pm Friday: 8:00am 2:00pm Salary: £35,000 £45,000 (depending on experience) Overtime available and paid at enhanced rates as required. If you are a skilled CNC Programmer / Operator looking to join a growing aerospace supplier with excellent working conditions and strong long-term prospects, we would love to hear from you. Apply now by submitting your CV and a brief covering note outlining your experience. Skills: CNC operation CNC programming CNC CNC milling machines