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Staff · 13+ years exp
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Confirmed on the employer's own hiring board on Nov 13, 2026. First seen by Alion on Nov 13, 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 Req: 47814

Job Location: Palm Bay, FL

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

Job Description:

Lead the architecture and technical direction of mission-critical systems from concept through integration and validation. You will turn evolving mission needs into traceable requirements, system architectures, CONOPS, and actionable technical decisions. This is a high-ownership role for an engineer who enjoys guiding multidisciplinary teams, leading trade studies, solving complex integration challenges, and delivering end-to-end solutions that are ready for operational use.

Key Responsibilities:

  • Architect mission concepts, system solutions, CONOPS, and use cases across the full lifecycle.
  • Define, decompose, allocate, and manage system-level requirements and traceability.
  • Provide consultative-level technical direction across engineering teams.
  • Lead system design, implementation, system integration, and end-to-end verification and validation (V&V), including lab infrastructure and cross-team coordination.
  • Conduct system-level trade studies and allocate performance and functional requirements across software, firmware, and hardware.
  • Produce and maintain system architecture diagrams, interface drawings, and related engineering artifacts.
  • Analyze system performance, generate supporting data, identify root-cause issues and trends, and lead Root Cause and Corrective Action (RCCA).
  • Support design reviews, readiness reviews, proposals, and customer and internal presentations.
  • Collaborate with product owners to capture evolving mission requirements and refine system concepts.
  • Influence technical direction, engineering decisions, and cross-team alignment through strong communication and leadership.

Qualifications:

  • Bachelor’s Degree and minimum 9 years of prior relevant experience. Graduate Degree and a minimum of 7 years of prior related experience. In lieu of a degree, minimum of 13 years of prior related experience.
  • Active Top Secret or Top Secret/SCI clearance (or active within the last two years) and favorable polygraph required.

Preferred Qualifications:

  • Strong background in requirements definition and systems architecture.
  • Ability to quickly learn and understand customer missions and assist in developing CONOPS.
  • Experience with Digital Engineering / MBSE tools (Cameo, SysML).
  • Familiarity with defense development lifecycles, milestone review processes, gated development practices, and INCOSE standards.
  • Strong communication skills and ability to work effectively across multidisciplinary teams.
  • Proficiency across mechanical, electrical, RF, software, and hardware engineering domains.
  • Experience with lab equipment such as oscilloscopes, spectrum analyzers, and signal generators.
  • Background in Agile development processes and rapid mission onboarding.
  • Ability to present complex technical concepts to diverse audiences.
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