CNC Machinist - Programmer / Operator

Smiths Group•Port Arthur, TX

5d•Onsite

About The Position

John Crane, a business of Smiths Group, is seeking an experienced CNC Machinist (Programmer/Operator) for its climate-controlled Port Arthur facility. The role produces precision-machined components and involves setting up, programming, editing, and operating CNC equipment while maintaining high standards of quality, safety, and productivity. The machinist works with a range of materials and CNC equipment, inspects finished components, performs routine maintenance, and supports production needs. The position offers work with advanced CNC equipment, a safety-focused culture, and opportunities for development and advancement.

Requirements

High school diploma or equivalent required.
Minimum 3 years of CNC programming and machining experience required.
Proficient in using precision measuring instruments, including micrometers, calipers, bore gauges, and other inspection tools.
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.
Capable of troubleshooting machining issues and resolving routine technical problems independently.
Ability to safely and effectively operate a minimum of two CNC machine tools.
Detail-oriented, with strong problem-solving skills and the 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.
Able 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.
5+ years of CNC programming and machining experience.
Previous experience as a manual machinist is strongly preferred.

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 precision measuring instruments such as micrometers, bore gauges, calipers, and other quality control tools.
Perform routine machine maintenance and follow established preventive maintenance procedures.
Troubleshoot and promptly report equipment issues 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.