Cnc Programmer

Job Description

Job Description

Job Title: CNC Programmer

Job Description

This role focuses on creating, optimizing, and maintaining CNC programs using Mastercam for an aerospace and defense manufacturing environment that specializes in machining large parts. You collaborate closely with the engineering team and shop-floor machinists to ensure all programs run efficiently, meet quality standards, and support precise and reliable production.

Responsibilities

• Create and modify CNC programs using Mastercam for CNC lathes and other CNC machining equipment.
• Collaborate with the engineering team to develop, review, and refine CNC programs for new and existing parts.
• Work directly with machinists on the production floor to validate that CNC programs run correctly and efficiently.
• Troubleshoot and adjust CNC programs to resolve machining issues and improve cycle times and part quality.
• Support the setup and operation of CNC lathes and other CNC machines by providing accurate and clear programming instructions.
• Ensure CNC programs comply with aerospace and defense manufacturing requirements and internal quality standards.
• Optimize tool paths, cutting parameters, and machining strategies to enhance productivity and reduce waste.
• Maintain organized documentation of programs, revisions, and process changes for future reference and continuous improvement.

Essential Skills

• Hands-on experience in CNC programming with Mastercam.
• Proficiency in programming and supporting CNC lathes.
• Practical experience in CNC machining, including working with complex or large parts.
• in aerospace or aerospace/defense manufacturing environments.
• Ability to collaborate effectively with engineering teams and shop-floor machinists.
• Strong troubleshooting skills for resolving machining and programming issues.
• Attention to detail and commitment to producing high-quality, precise components.

Additional Skills & Qualifications

• Experience machining large, complex components in a production environment.
• Familiarity with aerospace and defense quality requirements and standards.
• Comfort working with both engineering documentation and shop-floor instructions.
• Ability to interpret technical drawings, blueprints, and process documentation.
• Interest in continuous improvement of machining processes and programming methods.

Why Work Here?

You join a specialized manufacturing environment where precision, quality, and collaboration are highly valued. The organization offers the opportunity to work on complex, large-scale aerospace and defense components, providing a challenging and rewarding technical environment. You work closely with experienced engineers and machinists, gaining exposure to advanced machining practices and modern programming tools, while contributing directly to high-impact projects.

Work Environment

The role is based in an aerospace and defense manufacturing facility focused on machining large parts. You work in a production environment with CNC lathes and other CNC machining equipment, alongside engineering teams and shop-floor machinists. The setting emphasizes precision, adherence to quality standards, and safe operation of machinery. The environment is typical of a machine shop, with active production lines, industrial equipment, and a focus on reliable, repeatable processes.

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

The pay range for this position is $40.00 - $45.00/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)

This is a fully onsite position in Cerritos,CA.

This position is anticipated to close on Jun 26, 2026.

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.

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 meet 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 in solving 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.

Company Description

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 meet 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 in solving 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.