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Computer Numerical Control Machinist

Job in Portland, Cumberland County, Maine, 04122, USA
Listing for: PTS Advance
Full Time position
Listed on 2026-02-01
Job specializations:
  • Manufacturing / Production
    Manufacturing Production, Manufacturing Engineer
Job Description & How to Apply Below

A manufacturing organization is seeking a Level III Machinist to produce precision components and tooling using a variety of manual and CNC machining equipment. This role involves interpreting complex blueprints, drawings, and verbal instructions to manufacture medium- to high-complexity parts while maintaining strict dimensional tolerances and quality standards. The Machinist may also support prototype development and collaborate with engineering teams on new product and process improvements.

Key Responsibilities
  • Set up, operate, and maintain CNC milling and turning centers in accordance with detailed blueprints, job routings, and work instructions.
  • Review and retrieve job-related documentation, including part drawings, tooling lists, and manufacturing instructions.
  • Select appropriate cutting tools, fixtures, and work holding methods for a variety of materials and machining operations.
  • Perform complex machining operations for both proven and unproven parts, including prototype and experimental work as required.
  • Install, align, secure, and adjust cutting tools and work pieces; monitor machine feeds, speeds, and offsets to ensure optimal performance.
  • Use precision measuring instruments (e.g., calipers, micrometers, gauges) to verify dimensions and maintain tight tolerances.
  • Inspect finished parts for defects and ensure compliance with quality and specification requirements.
  • Deburr and finish all machined surfaces to meet engineering and quality standards.
  • Accurately document production quantities, inspection results, and required processes within an ERP or manufacturing system.
  • Participate in continuous improvement initiatives to enhance machining efficiency, quality, and safety.
  • Maintain a clean, organized, and safe work environment in compliance with all safety regulations.
  • Assist with the development of new machining methods, tooling, or process improvements for complex components.
  • Perform additional duties as assigned.
Qualifications Experience & Education
  • 6–8 years of hands-on machining experience in a manufacturing environment.
  • High school diploma or equivalent, with additional technical or vocational training preferred.
Technical & Professional Skills
  • Strong attention to detail and commitment to precision workmanship.
  • Ability to interpret customer specifications, engineering drawings, and technical documentation.
  • Proficiency with basic computer systems and manufacturing software.
  • Solid problem-solving and troubleshooting skills.
  • Proficient use of precision measuring tools, including calipers and micrometers.
  • Strong mathematical skills, including fractions and basic arithmetic.
  • Effective communication skills and the ability to work collaboratively in a team environment.
  • Thorough understanding of workplace safety requirements and best practices.
  • Commitment to maintaining a clean and organized work area.
Physical Requirements
  • Ability to lift and/or move materials weighing up to 50 pounds.
  • Visual acuity including close vision, distance vision, depth perception, and the ability to adjust focus.
  • Manual dexterity to handle tools, components, and equipment for extended periods.
  • Ability to stand, walk, and perform repetitive tasks for prolonged periods of time.
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