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≈ $111k – $201k per year (Estimated)
Location
In office (United States)
Seniority
Staff · 8+ years exp
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H-1B filings in 12 months: 5

Confirmed on the employer's own hiring board on Oct 28, 2026. First seen by Alion on Oct 28, 2026. L3Harris Technologies scores A on the Alion truth index.

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L3Harris Technologies is an American defense contractor formed in 2019 by the merger of L3 Technologies and Harris Corporation. It builds tactical radios and military communication systems, electronic warfare and intelligence, surveillance and reconnaissance equipment, space sensors and satellites, night vision devices, and uncrewed surface vessels, and owns the rocket engine maker Aerojet Rocketdyne. Its main customers are the United States Department of Defense and allied governments. The company is headquartered in Melbourne, Florida, United States.

Job Title: Specialist, Systems Engineering - Rocket Engines

Job Code: 46650

Job Location: Stennis Space Center, MS

Job Schedule: 4/10 - Employees work 10 hour days, 4 days a week

Job Description:

The Specialist Systems Engineer will work with and provide assistance to technicians and Quality Assurance personnel as well as other engineering staff, supervision, and management, supporting assembly, test, and delivery of large rocket engines and components, with primary responsibility for rocket engine test preparation, test, and post-test processing. Specialist Engineer will have, or develop, specialized knowledge of engine and component function & assembly, pre- and post-test processing and functional testing and inspections. Specialist Engineer will provide assistance to related disciplines, including contractors, and customers, to ensure successful assembly, testing, and delivery of Missile Solutions products. Daily communication of activities and status with Missile Solutions personnel at the Design Centers will be required.

Essential Functions:

  • Creates and releases detailed work instructions, based on specific pre-determined requirements and knowledge of systems and system components, as well as to support and document checkout and test activities.
  • Coordinates and integrates day-to-day program needs ranging from design changes to hardware and software changes, attending meetings to assure that planned direction is in the best interest of the program and the customer.
  • Coordinates and dispositions Non-Conformance & Material Review documents for nonconforming engine hardware. Manages and tracks anomalies to ensure proper disposition or closure prior to test or delivery.
  • Troubleshoots anomalies and coordinates troubleshooting activities with personnel representing other internal and external customer organizations.
  • Leads or participates in corrective action teams and drives continuous improvement throughout all site processes
  • Monitors engine operational parameters during rocket engine chill and hotfire test activities.
  • Work Environment and Physical Requirements:
    • Employees in these positions must possess mobility to work in a standard office setting and to use standard office equipment, including a computer; stamina to sit and to maintain attention to detail despite interruptions; may occasionally lift/carry/push/pull up to 15 pounds; may require minimal walking, climbing, stooping, crouching, and/or bending; and vision to read printed materials and a computer screen, and hearing and speech to communicate in person and over the telephone. May require the ability to travel by air or auto. May require the use of personal protective equipment such as safety glasses, safety shoes, and shop coat. These positions may be expected to work varying shifts and hours to ensure successful operation of activities in the organization.

Qualifications:

  • Bachelor’s Degree in Mechanical, Aerospace, or similar and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience.
  • US Citizenship required. Must also be able to satisfy federal government requirements for access to government information, and having dual citizenship may preclude you from being able to meet this requirement. Additionally, candidate must be able to successfully complete the NASA Personnel Reliability Program (PRP) screening.

Preferred Additional Skills:

  • Experience with rocket or jet propulsion systems
  • Demonstrated anomaly resolution skills
  • Familiarity with instrumentation and control systems
  • Familiarity with engine assembly and inspection techniques
  • Strong written and verbal communication skills; strength in teaming and collaboration in a diverse work environment, self-starter.

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