CNC Mill Machinist

Job Title: CNC Mill Machinist / Programmer – Prototype Shop

Job Description

This role is a hands-on CNC mill machinist/programmer position in a medium-sized prototype machine shop working with a wide variety of 3- and 5-axis CNC mills. You will program using Gibbscam, perform complex setups, and take parts from print to finished product for diverse customers in industries such as medical device, aerospace, defense, and high technology. The work is primarily short-run, tight-tolerance machining in a clean, quality-focused environment.

Responsibilities

• Program 3- and 5-axis CNC mills using Gibbscam software for prototype and short-run production work.

• Perform complete machine setups, including tooling selection, tool changes, and part fixturing for multiple jobs per day.

• Execute touch-offs, G- and M-code edits, and on-machine adjustments to optimize machining processes and ensure part quality.

• Interpret engineering prints and customer specifications to produce accurate parts from print to finished product.

• Machine a variety of materials, including plastics, aluminum, stainless steel, and titanium, while maintaining tight tolerances.

• Run primarily short-run jobs, typically 1–2 pieces and up to approximately 50-piece production runs.

• Conduct in-process inspections using digital inspection equipment such as micrometers and calipers to verify dimensions and tolerances.

• Work effectively in a short-run job shop environment, managing multiple setups and changing priorities throughout the day.

• Collaborate with team members to resolve machining challenges, improve processes, and meet customer delivery schedules.

• Follow ISO 9001 quality standards and shop procedures to ensure consistent, high-quality output for medical device and aerospace components.

Essential Skills

• Experience programming and running CNC mills in a prototype or short-run job shop environment.

• Proficiency with Gibbscam or similar CAM software for programming 3- and 5-axis CNC mills.

• Strong ability to perform CNC mill setups, including tooling, fixturing, tool changes, and machine offsets.

• Comfort with frequent changeovers and multiple setups per day in a short-run production environment.

• Hands-on experience machining a range of materials, especially aluminum and stainless steel, and including plastics and titanium.

• Proficient use of digital inspection tools such as micrometers and calipers for in-process inspection and verification of tight tolerances.

• Ability to read and interpret engineering drawings and prints to produce accurate, print-to-part components.

• Either a two-year technical degree with some experience on mills, or at least 3+ years of direct experience running CNC mills without formal education.

• Experience running short-run machines and working with low-volume, high-mix production.

• Experience working in a short-run job shop environment with tight tolerances and high-quality standards.

Additional Skills & Qualifications

• Lathe experience, including setup and operation, is a plus.

• Manual machining experience is a plus.

• Familiarity with ISO 9001-certified environments and quality systems is beneficial.

• Experience supporting industries such as medical device, aerospace, defense, or high technology is an advantage.

• Comfort working on very small precision parts, from pen-dot size up to quarter-size, as well as occasional larger aerospace components.

Why Work Here?

• Employees benefit from a supportive, growth-oriented culture that invests in their development through paid further and accelerated training

• The shop offers very competitive medical, vision, and dental insurance, along with a 401k match to support long-term financial security

• Flexible shift times help promote work-life balance, while new equipment and a large facility expansion demonstrate a strong commitment to continuous improvement and modern technology

• Team lunches and a close-knit environment create a friendly, collaborative atmosphere where your contributions are recognized.

Work Environment

The role is based in a clean, ISO 9001-certified machine shop of about 25 people that specializes in tight-tolerance work for medical device, aerospace, defense, and high-technology applications. The shop operates a variety of modern 3- and 5-axis CNC mills (Haas) and uses digital inspection equipment such as micrometers and calipers. Work centers include a clean room where neuro-implantable devices are assembled, and parts range from extremely small components the size of a pen dot up to quarter-sized pieces, with some larger parts for aerospace projects. The environment is organized and quality-focused, with flexible shift times and access to new equipment and a recently expanded 40,000-square-foot facility. Dress code is typical for a precision machine shop, emphasizing safety and cleanliness appropriate for medical device manufacturing.

Job Type & Location

This is a Permanent position based out of Minneapolis, MN.

Pay and Benefits

The pay range for this position is $70000.00 - $83000.00/yr.

• Very competitive Medical, Vision, Dental insurance
• 401k Math
• Flexibly shift times
• New equipment and 40,000sq expansion
• Company lunches
• Will pay for further or accelerated training

Workplace Type

This is a fully onsite position in Minneapolis,MN.

Application Deadline

This position is anticipated to close on Aug 11, 2026.

About Aerotek

Aerotek® Inc. provides staffing and services solutions in manufacturing, logistics, construction, aviation, facilities and maintenance. We provide the expertise, solutions and people required to rise to the challenges of North American industry. Headquartered in Hanover, Md., Aerotek operates a unified network of over 200 offices across North America, supporting more than 18,000 clients each year. Aerotek is an Allegis Group company, the global leader in workforce and business solutions. To learn more, visit: Aerotek.com | 1-888-AEROTEK.

Aerotek offers weekly pay, employee benefits including medical, dental & vision, life insurance, health advocacy and employee assistance programs, a 401(k) plan, and employee discounts.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance:

Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector:

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI):

We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.