CNC Programmer

Job Description

This full-time, onsite role requires expertise in creating and optimizing CNC programs, performing first piece setups, and supporting both milling and mill turn operations. The ideal candidate will be proficient in Mastercam (4 and 5 axis), comfortable on the shop floor, and able to communicate effectively with operators, engineering, and inspection teams. This position plays a key role in ensuring smooth workflow, accurate setups, and high-quality output across a diverse mix of defense and aerospace components.

Responsibilities

Review technical drawings, models, and specifications for manufacturability.Program CNC machines using Mastercam, with emphasis on 4 and 5 axis milling and mill turn lathes.Perform setups and complete first article inspections for each operation.Operate machines during periods of lower programming demand.Support operators by clarifying intent, improving communication, and validating programs.Collaborate closely with engineering, inspection, and assembly to ensure product quality.Ensure machined components meet cycle time and cost targets.Assist with tooling strategies, workholding, and process improvements.Complete root cause and corrective action reports when required.Provide leadership, mentorship, and training to team members.Help stabilize and support the hybrid/toolmaker and special projects area.Maintain compliance with ITAR and company quality standards.

Essential Skills

5+ years of CNC programming and machining experience.Strong Mastercam experience, including 4 and 5 axis milling and mill turn lathes.Ability to interpret technical drawings, GD&T, and manufacturing specifications.Ability to review 3D models (SolidWorks) and 2D drawings (AutoCAD).Strong problem-solving skills and attention to detail.Ability to work independently and collaboratively across departments.Commitment to meeting internal and customer schedule requirements.

Additional Skills & Qualifications

Familiarity with Epicor ERP is a plus.Security check and ITAR compliance required (DT clearance may be needed).

Why Work Here?

Join a dynamic team where you can contribute to innovative projects in the defense and aerospace sector. Enjoy opportunities for professional growth and collaboration in an environment that values quality and precision.

Work Environment

The role is based in a machine shop environment, with work hours from 6:00 AM to 2:30 PM, including overtime as needed

Job Type & Location

This is a Contract to Hire position based out of Irvine, CA.

Pay and Benefits

The pay range for this position is $40.00 - $48.00/hr.

Eligibility requirements apply to some benefits and may depend on your job\n classification and length of employment. Benefits are subject to change and may be\n subject to specific elections, plan, or program terms. If eligible, the benefits\n available for this temporary role may include the following:\n\n • Medical, dental & vision\n • Critical Illness, Accident, and Hospital\n • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available\n • Life Insurance (Voluntary Life & AD&D for the employee and dependents)\n • Short and long-term disability\n • Health Spending Account (HSA)\n • Transportation benefits\n • Employee Assistance Program\n • Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Irvine,CA.

Application Deadline

This position is anticipated to close on Jan 23, 2026.

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\n About Aerotek:\n\n

We know that finding work is hard, and finding meaningful work is harder. Aerotek connects 180,000+ light industrial and skilled trades workers with 14,000+ employers each year, helping our workers navigate an evolving labor market and find jobs that meets their goals, skills and interests. Since 1983, we have provided a variety of career opportunities across North American industry – from short-term assignments at Fortune 500 companies where you can build your skills, to long-term opportunities where you can play a vital role solving for companies’ construction, manufacturing and maintenance challenges. Our 1,500+ experienced recruiters across 250+ offices work relentlessly to put our workforce in a position to thrive. Let us rise to meet your challenges and put our people-are everything spirit to the test as your career continues to grow.

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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.

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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.

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