CNC Machine Operator

Job Description

Job Description

Job Title: CNC Machinist – Equipment & Innovation Department
Location: Sealy, TX
Reports To: Director of Quality and Technology (or Department Manager)
Department: Equipment and Innovation

The CNC Machinist in the Equipment and Innovation Department is responsible for setting up, operating, and maintaining CNC machines to produce high-precision components used in tooling, equipment prototypes, and process improvement initiatives. This role plays a critical part in supporting engineering, R&D, and manufacturing innovation at Hailiang Copper Texas Inc.

• Set up and operate CNC lathes, mills, and other machines to fabricate metal parts according to specifications.

• Read and interpret technical drawings, blueprints, and CAD models from engineering.

• Collaborate with engineering and innovation teams on custom prototypes and new equipment components.

• Perform precise measurements using calipers, micrometers, gauges, and other inspection tools to ensure part accuracy.

• Select appropriate tooling, speeds, and feeds based on materials and design requirements.

• Troubleshoot machining issues and make real-time adjustments to improve output and part quality.

• Perform routine machine maintenance and ensure work area safety and cleanliness.

• Document setup sheets, process improvements, and deviations for traceability and knowledge sharing.

• Assist in the fabrication, repair, or modification of custom machine parts for plant operations.

• Suggest and implement ideas for continuous improvement in part quality and process efficiency.

• High school diploma or GED required; technical certification in CNC machining or manufacturing technology preferred.

• 3+ years of experience operating CNC mills and/or lathes, ideally in a custom or prototype environment.

• Proficient in reading technical drawings and using precision measurement tools.

• Ability to understand G-code and basic CNC programming/editing.

• Strong mechanical aptitude and attention to detail.

• Familiarity with machining metals used in industrial equipment (e.g., copper, steel, aluminum).

• Comfortable working with engineers and contributing to experimental setups and custom designs.

• Experience with CAM software (e.g., Mastercam, Fusion 360) or CNC program editing.

• Experience supporting engineering, R&D, or innovation departments.

• Welding, manual machining, or fabrication skills are a plus.

• Bilingual (English/Spanish or English/Mandarin) is a plus.

• Full-time, on-site at Sealy, TX facility.

• Work involves standing, lifting, and operating equipment in a production or lab-like setting.

• Proper PPE required; safety protocols must be followed.