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Propellant Mixing Technician

Lancaster, CA; Lancaster; California; CA; Lancaster, California; United States
Full Time On-site

Summary

Job Description

JOB DESCRIPTION:

We are seeking a highly motivated Propellant Mixing Technician to play a critical role in supporting cutting-edge rocket propulsion research and development. This position will focus on providing hands-on technical support for small to large scale propellant mixing processes and solid rocket motor testing. The ideal candidate will have general mechanical aptitude to use, repair, and maintain test hardware and instrumentation relevant to solid rocket motor live fire testing. Additionally, the role may involve mechanical and sensitivity testing of solid propellant samples. While the primary focus is on technical support, a working knowledge of solid propellant formulation, characterization, and testing is highly desirable to facilitate collaboration with propellant scientists. The successful candidate is an eager learner and strong communicator who puts safety first and works well with those from diverse backgrounds.

Minimum Experience: 2-3 years

Minimum Education, Experience, Training, and Skill Requirements

  • Ability to pass a background check and obtain a security clearance.
  • Must be a US citizen, with valid driver’s license.
  • High School Education and/or GED with 2-3 years of energetic materials experience
  • Familiarity with solid rocket propellant chemicals and materials
  • Familiarity with different mixing and processing techniques involving energetic materials
  • General mechanical aptitude involving the safe use of hand/power tools
  • Possess safety knowledge to work with energetic and other hazardous materials
  • Excellent communication skills to enable successful work with teams handling energetic materials

Essential Functions:

  • Assist in the mixing of small to large-scale quantities of energetic materials
  • Provide hands-on support for solid rocket motor testing, including setup, instrumentation, data acquisition, and post-test analysis.
  • Troubleshoot mechanical and instrumentation issues during testing and implement correction actions.
  • Operate and maintain propellant processing equipment such as mixers, mandrel pullers, and vacuum casting bells
  • Work closely with other technicians of different backgrounds to enable successful live-fire testing of solid rocket motors

Preferred Qualifications:

  • 2-3 years of experience in preparation, handling, and mixing of propellant ingredients
  • Experience with different sensitivity tests for energetic materials (friction, impact, electrostatic discharge)
  • Experience with mechanical testing of energetic materials
  • Familiarity of ASTM standards relevant to the testing of energetic materials

Compensation Details:

33.83 hr

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:

06/12/2026 - Until Filled

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 (https://postings.govdocs.com/#/vxSkbztPuAwwxfs) .

About Amentum

Amentum

Amentum is one of the largest government services and engineering companies supporting the U.S. military, intelligence community, and federal agencies. Headquartered in Virginia with more than 50,000 employees worldwide, Amentum delivers mission-critical support across defense, cybersecurity, engineering, logistics, intelligence, aviation, nuclear, and space operations. The company plays a major role in helping government agencies solve complex national security and infrastructure challenges.

For job seekers, Amentum offers a wide variety of career opportunities across engineering, cybersecurity, intelligence, logistics, IT, aviation maintenance, program management, and cleared government support roles. The company is especially attractive to veterans, transitioning military personnel, and security-cleared professionals looking to continue supporting national security missions while building long-term career stability. Amentum also has a strong reputation for career mobility, education support, and mission-focused work across hundreds of federal programs.

Unlike many companies focused on a single niche, Amentum supports a broad range of high-impact missions—from military readiness and intelligence operations to NASA programs, cyber modernization, and critical infrastructure support. Employees often work on programs that directly support the Department of Defense, intelligence agencies, and federal civilian missions, creating opportunities to build diverse experience while contributing to meaningful national security outcomes.

As government investment continues to grow in cyber, space, engineering, and mission modernization, Amentum remains one of the strongest employers in the government contracting sector. For professionals seeking a stable, mission-driven career with opportunities for advancement, technical growth, and meaningful impact, Amentum continues to stand out as a top employer in defense and federal services.

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