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In office (Waco)
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Staff · 9+ years exp
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Confirmed on the employer's own hiring board on Nov 12, 2026. First seen by Alion on Nov 12, 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: Lead Systems Engineer

Job Code: 47515

Job Location: Waco, TX

Job Schedule: 9/80: Employees work 9 out of every 14 days- totaling 80 hours worked- and have every other Friday off

Job Description:

The Lead Systems Engineer (LSE) will be responsible for supporting the development, integration, test, and verification of a variety of new and/or modified systems for a missionized Air Tractor AT-802 platform. The LSE will require working knowledge of encrypted communications, flight deck missionization, Emissions Control (EMCON), and Position, Navigation, and Timing (PNT). The LSE will be responsible for requirements development and management, technical risk identification, system design, system design, system integration, Verification and Validation (IV&V), civil and military certification, and liaison troubleshooting and sustainment efforts.

The LSE will support large, complex project initiatives of substantial importance to the organization with minimal oversight or direction on and off-site. They will Communicate with internal leadership, external subcontractors and customer teams to explain and influence changes to practices, processes and approaches. The LSE will provide input

into new products/processes and implements operational plans that have measurable impact on business or functional results.

Essential Functions:

  • Developing aircraft system requirements: Concept of Operations (ConOps), system specifications, component specifications, and system schematics.
  • Performing verification and validation such as: creating test plans, creating test procedures, physically operating the system to perform ground and flight testing, writing certification reports.
  • Supporting technical publications by providing source data and reviewing publications such as: system operating manuals, maintenance manuals, instructions for continued airworthiness.
  • Supporting periodic travel for Technical Interchange Meetings, Program Reviews, Testing, and Aircraft Field Support.
  • Significant experience with some or all of the following: encrypted communications, flight deck missionization, Emissions Control (EMCON), and Position, Navigation, and Timing (PNT).
  • Proficient computer skills (Microsoft Office tools: Word, Excel, PowerPoint, Visio).
  • Proficient communication skills (verbal, written, slide presentations).
  • Proficient technical writing skills (specifications, procedures, reports).
  • Performing hands-on testing and troubleshooting of aircraft electrical and mechanical systems.
  • Understanding and supporting the aircraft certification process (Civil : 14 CFR Part 23; Military: MIL-HDBK-516).
  • Interpreting and using aircraft technical documentation such as: system schematics, mechanical drawings, electrical drawings, aircraft technical publications, Standards (MIL, SAE, RTCA, 14 CFR, etc.).
  • Creating bids and writing proposals.
  • Ability to work effectively in a fast-paced, dynamic environment with time-critical requirements.
  • Excellent communication skills and ability to work effectively in a team environment.
  • Able to travel up to 10%.
  • Read and interpret technical specifications, engineering blueprints, test procedures, and technical publications.
  • Ability to obtain a US security clearance at the Secret level

Qualifications:

  • Bachelor’s degree in an engineering discipline (Electrical, Mechanical, Systems, Software, Physics, etc.) and a minimum of 9 years related work experience, or Graduate Degree in an appropriate engineering discipline (Electrical, Mechanical, Systems, Software, Physics, etc.) and a minimum of 7 years of prior related experience

Preferred Additional Skills:

  • An active DoD Secret Clearance
  • Experience with Garmin Avionics equipment and system integration
  • Prior experience integrating mission systems on airborne platforms.
  • DOORS or other requirement tracking tools experience
  • Digital Databus Standards (ARINC 429, MIL-STD-1553) experience
  • Experience conducting first article verification testing
  • Excellent written, oral, and presentation communication skills
  • Experience working with subcontractors and US Government customers.
  • Experience working successfully both independently and in a team environment with the ability to lead teams through a system development and integration cycle.
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