CNC Machinist - Programmer / Operator

Smiths Group•Port Arthur, TX

4d•Onsite

About The Position

John Crane is seeking an experienced CNC Machinist (Programmer/Operator) for its climate-controlled Port Arthur facility. The role involves setting up, programming, editing, and operating CNC equipment to produce precision-machined components while maintaining high standards of quality, safety, and productivity. The position works with a variety of materials and requires machining tolerances as tight as ±0.0003 inches. The role also includes inspection, routine equipment maintenance, troubleshooting, production documentation, and maintaining a clean and safe work area. The company describes the facility as climate-controlled and offers work with advanced CNC equipment and precision-tolerance machining in a stable, growing operation, with opportunities for development and advancement. The position is part of a safety-focused culture committed to quality and operational excellence.

Requirements

High school diploma or equivalent required.
At least 3 years of CNC programming and machining experience required.
Proficiency with precision measuring instruments, including micrometers, calipers, and bore gauges.
Demonstrated ability to set up, program, and operate CNC machine tools while maintaining close tolerances and producing quality components.
Ability to read, interpret, and apply engineering drawings, blueprints, specifications, and machining documentation.
Strong understanding of CNC machining processes, tooling, feeds and speeds, and material properties.
Ability to perform mathematical calculations involving geometry, trigonometry, and dimensional analysis to support machining operations.
Ability to troubleshoot machining issues and independently resolve routine technical problems.
Ability to safely and effectively operate at least two CNC machine tools.
Detail-oriented, with strong problem-solving skills and ability to work independently using sound judgment.
Excellent verbal, written, organizational, and communication skills.
Ability to manage multiple priorities and adapt to changing production requirements.
Ability to complete assignments accurately, efficiently, and within established timelines.

Nice To Haves

Technical school training in machining or a related field, or an equivalent combination of education and experience.
Five or more years of CNC programming and machining experience.
Previous experience as a manual machinist.

Responsibilities

Set up, program, edit, and operate CNC machinery, including lathes, mills, drills, and other machining equipment as required.
Produce precision components while maintaining tolerances as tight as ±0.0003 inches.
Read and interpret blueprints, work orders, routings, sketches, layout sheets, and written or verbal instructions.
Develop, modify, and optimize CNC programs to improve efficiency and quality.
Understand machine parameters and make program or setup adjustments as directed to ensure optimal performance.
Work with stainless steel, alloy steel, cast iron, brass, and specialty alloys.
Preset tooling and perform tool maintenance, including sharpening when necessary.
Inspect completed work using micrometers, bore gauges, calipers, and other quality control tools.
Perform routine machine maintenance and follow established preventive maintenance procedures.
Troubleshoot equipment issues and report them promptly to supervision.
Complete labor reporting, production documentation, and time records accurately.
Maintain a clean, organized, and safe work environment in accordance with company standards and safety policies.
Support additional operational needs and perform other duties as assigned.