Machinist / CNC Operator

Global Engine Maintenance (GEM)•Doral, FL

About The Position

Global Engine Maintenance (GEM) is seeking an experienced Machinist / CNC Operator for its Support Shop team. The role supports the manufacturing, repair, and modification of aircraft engine components, parts, and tooling using manual and CNC machining equipment. The position requires precision work to tight tolerances and detailed technical requirements. The Machinist / CNC Operator sets up, programs, and operates equipment such as lathes and mills; interprets engineering drawings and approved technical data; plans machining operations; prepares materials; and adjusts settings and tooling to achieve required dimensions and surface finishes. The role also includes measuring and inspecting parts, maintaining tool control and material traceability, coordinating with Engineering and Quality, performing routine equipment maintenance, and supporting shop safety, organization, and continuous improvement. GEM is an FAA-accredited company established in 2009 that specializes in the maintenance and repair of CFM56-3, -5B, and -7B engines. It is an FAA Part 145 / EASA Certified Repair Station serving airlines and aviation organizations worldwide. GEM is an Equal Employment Opportunity employer and provides a drug-free workplace.

Requirements

  • High school diploma or GED.
  • Minimum 3–5 years of machining/CNC experience in aerospace, aviation, precision manufacturing, or a regulated manufacturing environment.
  • Experience operating manual and/or CNC machining equipment.
  • Experience working with engineering drawings, technical data, tight tolerances, and precision measurement equipment.
  • Ability to set up and operate manual and CNC machining equipment.
  • Ability to read and interpret engineering drawings, specifications, and approved technical data.
  • Knowledge of machining methods, tooling, materials, speeds, feeds, offsets, and precision measurement instruments.
  • Ability to manufacture and inspect precision parts within specified tolerances.
  • Strong attention to detail and commitment to quality.
  • Ability to accurately document work performed.
  • Ability to troubleshoot machining and equipment issues.
  • Ability to work independently and effectively within a team and production environment.
  • Effective technical communication and documentation skills.
  • Ability to stand, walk, bend, and lift up to 50 lbs.
  • Ability to work in an industrial environment near machinery and rotating equipment and use appropriate personal protective equipment.

Nice To Haves

  • Technical or vocational training in machining.
  • Experience working with aerospace materials.
  • Familiarity with FAA Part 145, EASA, AS9100, or similar regulated environments.
  • Experience with CNC programming and ERP systems such as Quantum.

Responsibilities

  • Set up, program, and operate CNC and manual machining equipment, including lathes and mills, to manufacture, repair, or modify precision components and tooling.
  • Review and interpret engineering drawings, blueprints, technical manuals, specifications, approved technical data, and work instructions.
  • Plan machining sequences and select equipment, tooling, speeds, feeds, offsets, and machine settings.
  • Measure and prepare or position materials for machining operations.
  • Adjust machine settings, offsets, and tooling to maintain dimensional accuracy, tolerances, and surface finish.
  • Monitor machining operations for quality, equipment performance, and process requirements.
  • Verify part dimensions using micrometers, calipers, gauges, and other precision inspection tools.
  • Inspect completed work for conformance with drawings, specifications, tolerances, OEM manual limits, and quality requirements.
  • Manufacture tools and fixtures as assigned.
  • Maintain tool control and verify measuring-equipment calibration status before use.
  • Ensure material identification, traceability, and handling throughout the machining process.
  • Coordinate with Engineering and Quality to resolve machining discrepancies and nonconformances.
  • Perform routine preventive maintenance and minor repairs, and report equipment malfunctions or abnormal conditions.
  • Maintain a clean, organized, and FOD-free work area.
  • Follow safety procedures and use required personal protective equipment.
  • Support continuous improvement initiatives to improve quality, efficiency, and process reliability.
  • Perform other duties as assigned.
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