CNC Programmer/Machinist (ET5)

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Our extensive benefits package is designed with your health in mind. Enjoy wellness programs, paid holidays, generous time off, employee perks, and so much more. We’re here to help you achieve a harmonious balance in your life—both at work and at home.

Together, We Soar

Our dynamic team consists of 10 companies united in a single mission: to venture from Moon to Mars and beyond. Join us on this extraordinary adventure!

The Amentum Space Exploration Division (ASED) CNC Programmer/Machinist will program and operate CNC mills and lathes to produce materials test specimens and test fixtures to support the Space Launch System (SLS) vehicle. The machinist will also perform manual machining operations as necessary to support the needs of the laboratory. Work will take place at NASA Marshall Space Flight Center.

Position responsibilities include:

• Convert Computer Aided Design (CAD) models and drawings to numerically controlled machine code using programs such as SURFCAM.
• Manufacture primarily metal parts using computer numerically controlled (CNC) and manual machining techniques.
• Manufacture metal parts using wire Electrical Discharge Machining (EDM) and plunge EDM.
• Maintain a clean and safe work area.
• Operate cranes and rig loads.
• Operate forklifts.

The Amentum Space Exploration Division (ASED) offers a partnership in which you can grow personally and professionally within a framework of strong leadership, competitive compensation, and rewarding career paths. Come join our team on the ESSCA contract whose work is destined to have a long-range effect on future generations!

Qualifications

Typically, educational requirement is a High School diploma or GED or equivalent; and at least 10 years of experience and continuing education, or an Associate's Degree or equivalent at least 6 years of experience. Must be a US Citizen and have a STAR ID. The selected candidate must possess demonstrated experience using:

• Computer Aided Machining (CAM) programs such as SURFCAM.
• CAM mills and lathes.
• Manual mills, lathes, saws and shears.

It is desirable for the candidate to have experience with:

• Computer Aided Design (CAD) programs such as Solid Edge.
• DMG Mori Seiki machining equipment such as mills, lathes and/or turning centers.
• Haas VF-series mills.
• Mitsubishi Wire EDM
• Mitsubishi Plunge EDM.

Essential Functions

Work Environment

It is expected that work will be performed on-site at MSFC in machine shop (60%) and office environments (40%). Requires the ability to provide clear, concise, accurate and timely communication, both verbally and in writing. Requires the ability to interact professionally with co-workers, management, and clients. Travel within the domestic USA may be required, but infrequent (<2%).

Physical Requirements

Requires standing, walking and lifting to perform machining operations or operate forklifts or overhead cranes (50%). Requires walking and using stairs or elevators for access between floors and multiple buildings at NASA facilities (10%). Requires sitting for extended periods of time at a desk to write CAM instructions, develop drawings and perform other job-related tasks (30%). Requires sitting for extended periods of time in meetings with peers, management, and with our client at NASA facilities to discuss technical issues (10%).

Equipment and Machines

Requires ability to operate a personal computer, a telephone, copier, calculator, and other general office and laboratory equipment.

Attendance

Normal workday is from 7:30 a.m. through 4:30 p.m., Monday thru Friday. Minimal paid overtime may be required to meet schedule milestones and to support technical demands of the job. Regular attendance is a necessity and adequate arrangements for delegating duties during absences are required.

Other Essential Functions

The ability to work independently with minimal supervision, and to make rational decisions, and to exercise good judgment is essential (100%). Grooming and dress must be appropriate for the position and must not impose a safety risk/hazard to the employee or others.

Proof of U.S. Citizenship is required.

#ESSCA #ASED #Amentum

Amentum is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will

Service Contract Act (SCA) Compensation & Benefits:

This is an hourly, overtime-eligible position that falls under the Service Contract Act (SCA). In accordance with the Health and Welfare provisions of the SCA, and in addition to your base hourly rate, you may be eligible to receive an additional health and welfare payment for each hour you work to ensure compliance with the minimums set forth by the act. The amount you are entitled to receive will vary depending upon the fringe benefits you select now and in the future.

Compensation Details:

ET5

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance

• Paid time off and holidays

• Retirement benefits (including 401(k) matching)

• Educational reimbursement

• Parental leave

• Employee stock purchase plan

• Tax-saving options

• Disability and life insurance

• Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

07/15/2026 - 08/24/2026

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.