Cnc Machinist And Programmer

Aerotek • Monrovia, CA • 8h ago

Job Title: CNC Machinist and Programmer

Job Description

This role focuses on setting up, operating, and programming CNC lathes and mills to produce precision components from aluminum and steel. You will work with tight tolerances, use Mastercam and Fanuc controls, and support a growing manufacturing operation in a large, indoor industrial shop.

Responsibilities

Set up and operate CNC lathes to produce precision parts from aluminum and steel to specified tolerances.

Program and edit CNC machining programs using Mastercam, with a focus on efficient and accurate tool paths.

Work with 5-axis CNC equipment to machine complex components according to engineering drawings and specifications.

Interpret and follow blueprints, drawings, and work instructions to ensure parts meet dimensional and quality requirements.

Use Fanuc controls to load, adjust, and optimize CNC programs during setup and production.

Maintain dimensional accuracy within approximately +/- .005 tolerance and verify results using appropriate measuring tools.

Operate conventional mills and lathes as needed to support production, rework, or secondary operations.

Monitor machines during operation, make necessary adjustments, and troubleshoot issues to maintain consistent output and quality.

Collaborate with team members on process improvements, tooling selection, and setup efficiencies.

Follow all shop safety procedures and maintain a clean, organized work area in the manufacturing environment.

Essential Skills

Hands-on experience setting up and operating CNC lathes in a manufacturing or industrial environment.

Proficiency with Mastercam, including at minimum editing capabilities and preferably programming experience.

Experience working with 5-axis CNC machines to produce complex parts.

Ability to read and interpret blueprints and technical drawings accurately.

Familiarity with Fanuc controls for CNC programming and operation.

Demonstrated ability to hold tight tolerances, approximately +/- .005, on machined components.

Experience machining aluminum and steel materials using CNC equipment.

Strong mechanical aptitude and attention to detail in a precision machining environment.

Additional Skills & Qualifications

Experience operating conventional mills and lathes is a plus.

Experience in a manufacturing or industrial machine shop environment.

Ability to work effectively in a team-oriented shop with multiple machines and operators.

Strong problem-solving skills for troubleshooting machining and programming issues.

Why Work Here?

The company offers a long-term opportunity in a stable, family-owned business with a track record of strong employee tenure. You will join a growing industry and work in a well-established shop located in a convenient area of Monrovia, with the chance to develop your skills and grow alongside the organization.

Work Environment

The role is based in an indoor manufacturing and industrial environment within a large shop of approximately 20 or more employees. You will work around CNC lathes, mills, and other machining equipment in a production setting. The environment emphasizes safe shop practices, collaboration among machinists and programmers, and consistent, high-quality output in a busy, hands-on machine shop.

Job Type & Location

This is a Contract position based out of Monrovia, CA.

Pay and Benefits

The pay range for this position is $35.00 - $50.00/hr.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:

Medical, dental & vision

Critical Illness, Accident, and Hospital

401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available

Life Insurance (Voluntary Life & AD&D for the employee and dependents)

Short and long-term disability

Health Spending Account (HSA)

Transportation benefits

Employee Assistance Program

Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Monrovia,CA.

Application Deadline

This position is anticipated to close on Jun 23, 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.

Aerotek

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