Scientist, Systems Engineering
L3HARRIS Technologies
Rockwall, TX · Posted September 30, 2026
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About the job
Job Title: Scientist, Systems Engineering
Job Code: 45359
Job Location: Rockwall, 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:
Perform as part of a team that supports the requirements, design, development, test, and integration of complex, specialized hardware/software systems installed on ground and airborne ISR and communication platforms.
Essential Functions:
Design and develop physical architectures incorporating voice, video, and data capability across multiple security domains.
Ability to translate customer requests and CONOPS into system-level requirements and ensure proper requirement traceability throughout the program lifecycle.
Write subsystem specifications based on system-level requirements and evaluate alternative solutions to establish preliminary system designs.
Review and evaluate electrical wiring diagrams to ensure design details trace to system requirements.
Develop, author, and implement software and system test plans in a collaborative team environment.
Develop integration, test, and verification scenarios using Link 22 simulation equipment in support of SW development, integration, and test efforts.
Work in an agile engineering environment.
Qualifications:
Active US TS/SCI security clearance.
Bachelor’s degree in Electrical Engineering, Electrical Engineering Technology and minimum 12 years of prior relevant experience (Software Engineer also considered with relevant experience).
Graduate Degree and a minimum of 10 years of prior related experience.
In lieu of a degree, a minimum of 16 years of prior related experience.
Demonstrated experience with core Systems Engineering requirements development, decomposition, traceability, verification, and validation, with the ability to translate customer and stakeholder needs into clear, testable, and compliant system requirements.
Demonstrated experience as a Lead Systems Engineer for quick-reaction ISR capabilities to include full mission system architecture redesign, sensor system replacements and upgrades, including FAA STC certification activities.
Demonstrated experience working in complex technical environments.
Demonstrated experience integrating with modernized software defined V/UHF software defined radio systems.
Preferred Additional Skills
Security+ Certified.
Experience working with domestic and foreign subcontractors, and foreign customers.
Experience testing, integrating, and verifying hardware and/or software systems.
Experience with obtaining and maintaining a government network ATO (Authorization to Operate).
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