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$128k – $237k per year
Location
In office (Ashburn)
Seniority
Staff · 13+ years exp
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H-1B filings in 12 months: 5 · for this role: 3

Confirmed on the employer's own hiring board on Nov 15, 2026. First seen by Alion on Oct 29, 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 Integration Engineer (IPTL / LSE)

Job Code: 43786

Job Location: Ashburn, VA

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

Sign on Bonus: This position offers a $10,000 sign on bonus for external candidates who currently hold an active U.S. Security Clearance

Job Description:

The Lead, Systems Engineer will be responsible for defining hardware and software requirements, designing and architecting unmanned vehicles, and managing verification and validation of technical products and systems. The systems engineer will also be responsible for conducting component trade studies, performing system integration, and characterizing system performance.

The Agile Development Group (ADG) specializes in developing disruptive, next-generation technologies for advanced Unmanned Air Systems (UAS / UAV), advanced radar systems, next-generation weapon systems, and other RF sensor technologies.

Essential Functions:

  • Lead the execution of rapid cycles in requirements development; design, build, integration, and test; and verification & validation in a design-to-cost and design-for-manufacturability environment, including lab, chamber, ground, and flight test.
  • Responsible for requirements definition, flow-down, and traceability for complex electronic systems.
  • Responsible for system design synthesis of complex electronic systems across multi-disciplined (i.e., EE, SwE, ME, SE, CM, QA, PM) engineering teams.
  • Experience with unmanned systems
  • Experience in system integration, engineering testing, and system performance characterization.
  • Lead, develop, track, and present technical performance metrics.
  • Analyze data from design verification test efforts.
  • Develop and run simulations and other analysis tools to predict system performance in various environments.
  • Lead risk assessments and develop mitigation strategies for complex systems.
  • Track artifacts in Agile PLM, Sunflower, Windchill.
  • Responsible for improving existing Systems Engineering processes.
  • Participate in proposal activities, both cost and technical.

Qualifications:

  • Bachelor’s Degree and minimum 9 years of prior Engineering experience. Graduate Degree and a minimum of 7 years of prior Engineering experience. In lieu of a degree, minimum of 13 years of prior Engineering experience.
  • Active U.S. Secret security clearance.

Preferred Additional Skills:

  • Experience with and an understanding of aerospace systems, especially in the development of integrated hardware/software products.
  • Experience integrating typical payloads like sensors or communications into air vehicles.
  • Experience in guided weapon systems.
  • Experience in development of use cases developed from customer objectives and concepts of operations.
  • Experience with MBSE, MATLAB, LabView, Python, or C/C++/C#.
  • Experience in Control Account Management as part of an Earned Value Management System.
  • Experience with proposal development including generating basis of estimates.

In compliance with pay transparency requirements, the salary range for this role in the Greater D.C. is Min $127,500.00 - $236,500.00 Max. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.

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