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Salary
$107k – $198k per year
Location
In office (Wilmington)
Seniority
Senior · 10+ years exp
Visa
H-1B filings in 12 months: 5

Confirmed on the employer's own hiring board on Oct 28, 2026. First seen by Alion on Oct 7, 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: Sr Specialist, Systems Engineer (Space Systems)

Job Code: 45755

Job Location: Wilmington, MA

Work Schedule: 9/80 (Every other Friday off!)

Relocation: Relocation assistance is available to qualified applicants

Job Description:

L3Harris Technologies has an opening for a Systems Engineer in Wilmington, MA. The ideal candidate for this position will be proficient in all aspects of the systems engineering process, will have direct and significant experience designing and testing complex systems, and will be comfortable coordinating teams of technical personnel.

L3Harris is looking for Systems Engineers to help design, develop, integrate, test, and deliver critical space-based remote sensing systems to our customers. We look forward to reviewing your application!

Essential Functions:

  • Support concept of operation development and requirements analysis, decomposition, and generation at various levels of the system
  • Developing and implementing MBSE methodologies and frameworks to support engineering projects.
  • Conduct systems modeling and simulation to analyze system performance and validate requirements.
  • Collaborating with cross-functional teams to ensure integration and alignment of MBSE practices.
  • Ability to obtain a US Government TS/SCI Security Clearance

Qualifications:

  • Bachelor’s Degree in Systems Engineering, Computer Science, or a related field and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.
  • Professional experience in MBSE tools such as MagicDraw, Rhapsody, or Enterprise Architect
  • Professional experience working in Aerospace/Space design environment

Preferred Additional Skills:

  • Certified Systems Engineering Professional (CSEP) or similar certification.
  • Experience with SysML (Systems Modeling Language).
  • Prior experience in the aerospace or defense industry.
  • Strong understanding of systems engineering principles and practices.
  • Excellent analytical and problem-solving skills.
  • Demonstrated ability to lead complex technical projects and teams

In compliance with pay transparency requirements, the salary range for this role in California, Massachusetts, New Jersey, Washington, and the Greater D.C, Denver, or NYC areas is $106,500 - $197,500. 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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