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Lead, Software Engineering (TS/SCI)

Chantilly, Virginia

Job ID SAS20212510-71528
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On the L3Harris team, your job is to secure the world. We don’t work here just for the advanced technology and equipment: We work here because we know what – and who – we’re protecting. From families to the intelligence community, and from our climate to our men and women in uniform – we’re making the world a safer place. Working in Software with L3Harris you'll join our team of qualified, diverse individuals and work in a fast-paced environment with high expectations, global scope, and a collaborative team setting.

  • Full Time
  • Level: Experienced
  • Location: On Site
  • Glassdoor Reviews and Company Rating

Job Description

L3Harris is dedicated to recruiting and developing diverse, high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris Technologies is an agile global aerospace and defense technology innovator, delivering end-to-end solutions that meet customers’ mission-critical needs. The company provides advanced defense and commercial technologies across air, land, sea, space and cyber domains. L3Harris has approximately $18 billion in annual revenue and 48,000 employees, with customers in more than 100 countries.


Job Title: Lead, Software Engineering (TS/SCI)

Job Code: SAS20212510-71528

Job Location: Chantilly, VA

Job Description:

L3Harris is seeking a highly-motivated Senior Software Engineer with technical leadership experience to help planning mission specific application development for a space mission. The selected candidate will provide guidance in the architecting, development, testing, integration, and deployment of operational ground software for complex space domain missions. Ideal candidate possesses experience in spacecraft Guidance, Navigation, and Control (GNC), as well as integration with on-board payloads. Working knowledge of orbital mechanics and the planning of optimal maneuvers is preferred, along with spacecraft operations experience. The Software Engineer will successfully lead team members throughout the system development process, enhancing L3Harris ground software capabilities to meet the needs of our customers for innovative space systems.

Essential Functions:

  • Lead development efforts to enhance and evolve L3Harris-owned ground software solutions to meet customer needs for novel space systems
  • Provide the architectural guidance and leadership on the software design
  • Apply an Agile software development approach to design, develop, integrate, and test all aspects of the Mission Management (MM) capability for the Ground Segment to satisfy the Minimum Viable Product (MVP)
  • Work closely with Systems Engineers to examine requirements, identify capability gaps, and generate software development milestones for adherence to program schedules and budgets
  • Present plans, designs, and concepts to multi-disciplinary team of engineers in a collaborative environment
  • Coordinate with stakeholders, customers, and project managers through succinct, technical briefings and deliverables


  • Active TS SCI, SAP eligibleB.S. degree in Computer Science, Software Engineering, Information Systems, Systems Engineering or a related discipline with a minimum 9 years of prior relevant experience, or minimum 7 years of prior related experience with a Graduate Degree
  • 6+ Years’ Experience developing, testing, and deploying operational ground system software
  • 6+ Years’ Experience with SW development in Java, .NET, C#, C++, Python
  • 6+ Years’ Experience working with Linux systems

Preferred Additional Skills:

  • Experience in supporting modeling, simulation, and analysis of national security space related problems desired
  • Experience with the Space Command and Control Systems
  • Experience with the application of orbital mechanics to Space Situational Awareness (SSA)
  • Experience with Agile software development and processes
  • Experience with DevOps tools (Docker or Kubernetes)
  • Experience working with JSON and XML files often used for data exchange and API definitions
  • Software: STK/Astrogator/ODTK, Astrodynamics Standards
  • Experience with Git and/or SVN

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your résumé for this position, you understand and agree that L3Harris Technologies may share your résumé, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is proud to be an Affirmative Action/Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.

Success Profile

What makes a successful Engineer at L3Harris?
Check out the traits we’re looking for and see if you have the right mix.

  • Innovative
  • Technical
  • Influential
  • Critical Thinker
  • Analytical
  • Detail Oriented


I love my job because every day there’s a new problem to tackle, a new skill to learn and an awesome team that has my back.

Heather S., Engineer

L3Harris Work Perks

  • Health

    • Medical with a High Deductible and traditional PPO plan options, as well as, vision and a full array of supplemental health benefits
    • A doctors' service to help with referrals and second opinions for you, your family, and parents

  • Family

    • 4 weeks of paid parental leave for moms and dads
    • Fertility treatment
    • Subsidized backup childcare and eldercare
    • Adoption assistance - $5,000 per adoption/$15,000 per employee
    • Pet insurance

  • Well-Being

    • No cap to your PTO time (for exempt employees)
    • Dress for your day - wear what works for you at work
    • Legal plan for you, your family, and parents
    • Discount platform

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