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Confirmed on the employer's own hiring board on Oct 26, 2026. First seen by Alion on Oct 23, 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: Sr. Associate, Test Engineer - Instrumentation

Job Code: 46298

Job Location: Stennis Space Center, MS

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

Job Description:

Responsible for safe and effective instrumentation and data recording during rocket engine testing, as well as troubleshooting and repair of anomalies. This position works in concert with related disciplines, contractors, and customers to ensure the successful testing of L3Harris products.

Essential Functions:

  • Supports the installation, calibration, and troubleshooting of pressure, temperature, flow, vibration, and related measurements.
  • Understands basic operation of various sensor types and recording methods.
  • Works with Quality, Engineering, and Safety organizations to achieve common goals.
  • Communicates with contacts inside and outside of own department to explain and interpret operational processes, practices, and procedures.
  • Recommends enhancements to systems and processes.
  • Works to achieve operational targets for specific programs and projects.
  • Works under general supervision.
  • Ability to obtain a DOD Secret Security Clearance.

Qualifications:

  • Bachelor’s Degree and a minimum of 2 years of prior related experience. Graduate Degree or equivalent with 0 to 2 years of prior related experience. In lieu of a degree, minimum of 6 years of prior related experience.

Preferred Additional Skills:

  • Strong written and verbal communication skills.
  • Demonstrated strength in teaming and collaboration.
  • Experience working in a testing environment.
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