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L3Harris Technologies

Global defense contractor delivering aerospace tech

Senior Specialist Systems Engineering

AvionicsUpdated on Nov 14
Full-timeAshburn, VA, USA

About the Job

Requirements

  • A bachelor's degree and at least 6 years of relevant experience, or a graduate degree and at least 4 years of related experience; 10 years of related experience may substitute for a degree.
  • An active U.S. Secret security clearance.
  • Ability to lift up to 20 pounds.
  • Experience with aerospace systems, especially development of integrated hardware and software products.
  • Experience with Model-Based Systems Engineering.
  • Experience with MATLAB, LabVIEW, Python, or C, C++, or C#.
  • Experience in unmanned aircraft or guided weapon systems.
  • Experience in radar systems, other sensor modalities, tactical radio, or radio frequency systems.
  • Experience with requirements management using DOORS.
  • Experience with proposal development, including generating basis of estimates.
  • Experience developing use cases from customer objectives and concepts of operations.
  • Experience using Microsoft Office products.
  • System engineering experience designing and integrating complex hardware and software systems, defining multiple interfaces, and evaluating multiple solution options.
  • Hands-on experience with system integration, engineering testing, and system performance characterization.

Responsibilities

  • Develop, define, decompose, allocate, manage, verify, and validate hardware and software requirements for technical products and systems.
  • Conduct component trade studies, perform system integration, and characterize system performance.
  • Develop, flow down, and maintain traceability for requirements for complex electronic systems, using agile product systems and software development and Model-Based Systems Engineering processes.
  • Lead and perform integration activities for new designs and updates.
  • Develop integration and verification plans and procedures.
  • Coordinate integration testing to verify system operation and coordinate with Test Engineers to ensure proper test execution.
  • Lead rapid learning cycles across requirements development, design, build, integration and test, and verification and validation.
  • Address technical issues arising during production and implement solutions.
  • Identify risks in system design and production processes and develop mitigation strategies.
  • Mentor junior engineers and provide technical guidance and training.
  • Collaborate across engineering and operations functions to develop solutions and interact with vendors regarding technical issues.
  • Develop, track, and present technical performance metrics.
  • Conduct risk assessments and develop mitigation strategies for complex projects.
  • Conduct lessons-learned sessions and apply findings to future deliveries.
  • Gather feedback, identify areas for improvement, and implement improvements.
  • Synthesize system designs for complex electronic systems, including processes and interfaces used in testing.
  • Improve existing Systems Engineering processes.
  • Create and maintain technical data packages, system specifications, design documents, maintenance plans, sparing plans, and verification procedures.
  • Analyze data from design verification test efforts.
  • Develop and run simulations and other analysis tools to predict system performance in different environments.
  • Execute system integration and engineering test efforts.
  • Perform design verification testing in laboratory, chamber, ground, and flight-test environments.
  • Develop or champion new systems, concepts, or technologies.
  • Plan events and prepare, troubleshoot, maintain, and support systems; provide training and customer support.
  • Work independently and lead a dynamic team under varying environmental conditions.
  • Travel up to 10% as required.

Desired Qualifications

  • Excellent people skills for collaboration in a multidisciplinary, diverse, and dynamic team environment.
  • Excellent written, verbal, and presentation communication skills.

About the Company

L3Harris Technologies

Global defense contractor delivering aerospace tech

L3Harris Technologies provides advanced aerospace, defense, and space systems for governments and commercial customers. Its products include sensors, communications, and propulsion—such as tactical radios, night-vision gear, satellite payloads, missile defense, and space propulsion—delivered as integrated systems for operations across air, land, sea, space, and cyber domains. The company blends legacy technologies from two joining giants with newer capabilities, faster acquisition cycles, and a focus on missiles, space, and resilient communications to field solutions quickly. Its goal is to be a trusted, scale-ready provider of next‑generation defense and intelligence capabilities for national security and related customers.

Company size
10,001+
Company stage
IPO
Headquarters
Melbourne, FL
Founded
1895

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