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Salary
$93k – $172k per year
Location
In office (Ashburn)
Seniority
Staff · 8+ years exp
Visa
H-1B filings in 12 months: 5

Confirmed on the employer's own hiring board on Oct 30, 2026. First seen by Alion on Oct 27, 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: Specialist, Systems Engineer

Job Code: 46478

Job Location: Ashburn, VA- On Site

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

Job Description:

L3Harris Advanced Effects is seeking a Specialist, Systems Engineer Technician to join our Integration and Test team supporting our family of Unmanned Aircraft Systems (UAS). As the Specialist, Systems Integration Engineer, you will be responsible for hardware and software requirements definition, decomposition, allocation, management, verification, and validation of technical products and systems. You will also be responsible for conducting component trade studies, performing system integration, and characterizing system performance.

This is a mission-focused, highly technical position requiring excellent organizational, communication, and problem-solving skills. The role includes event planning, system preparation, troubleshooting, maintenance, training and customer support. The position requires the ability to work independently or as part of a dynamic team under varying environmental conditions.

As the Specialist, Systems Engineer, you will be responsible for hardware and software requirements definition, decomposition, allocation, management, verification, and validation of technical products and systems. You will also be responsible for conducting component trade studies, performing system integration, and characterizing system performance.

Essential Functions:

  • Responsible for requirements definition, flow-down and traceability for complex electronic systems embracing agile product systems and software development and model-based systems engineering (MBSE) processes to enhance development speed and quality
  • Systems Design Requirements
    • Lead and perform integration activities on new designs, updates, etc.
    • Develop integration & verification plans/procedures
    • Coordinate integration testing to verify system operation
    • Coordinate with Test Engineers to ensure proper execution of tests
    • Leads the execution of rapid learning cycles in requirements development, design, build, integration & test and verification & validation.
  • Technical Oversight
    • Leads and addresses technical issues that arise during production and implements solutions.
    • Identify risks in system design and production processes and develop mitigation strategies.
    • Mentor junior engineers and provide technical guidance and training
    • Elevates issues to IPTL when unable to resolve
  • Collaborate across engineering and operations functions to drive to a solution
  • Vendor interaction with respect to technical issues
  • Help perform risk assessments and develop mitigation strategies for complex projects.
  • Conduct lessons learned sessions and apply findings to future deliveries
  • Gather feedback to identify areas of improvement and implement
  • System design synthesis of complex electronic systems to include processes and interfaces in testing.
  • Perform trade studies on a variety of systems and components.
  • Create, maintain TDP, system spec, design documents, maintenance plans, sparing plans, verification procedures.
  • Analyze data from design verification test efforts.
  • Develop and run simulations and other analysis tools to predict system performance in various environments.
  • Ability to obtain and maintain DoD security clearances as required.
  • Ability to lift to 20 lbs.
  • Up to 10% of travel may be required.
  • Other duties as required.

Qualifications:

  • Bachelor’s Degree and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience.
  • Active DoD Secret security clearance with current 5-year update

Preferred Additional Skills:

  • Experience with and an understanding of aerospace systems, especially in the development of integrated hardware/software products
  • Experience with Model Based Systems Engineering
  • Experience with MATLAB, LabView, Python, or C/C++/C#
  • Experience in unmanned aircraft or guided weapon systems
  • Experience in radar systems, other sensor modalities, or RF systems
  • Experience with requirements management using DOORS.
  • Experience with proposal development including generating basis of estimates.
  • Experience in development of use cases developed from customer objectives and concepts of operations.
  • Experience using Microsoft Office products.
  • Excellent people skills to include collaborating in a multi-disciplinary, diverse, and dynamic team environment.
  • System Engineering experience in which the applicant has been involved in the design and integration of complex hardware/software systems, the definition of multiple interfaces and been involved in the trades of multiple solution options.
  • Hands on experience being involved in system integration, engineering testing, and system performance characterization.

In compliance with pay transparency requirements, the salary range for this role in the Virginia Greater D.C. areas is Min $92,500.00 - $171,500.00 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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