Search All Jobs

Principal Systems Engineer/Sr Principal Systems Engineer (Active Top Secret Clearance REQUIRED)

Requisition ID: R10066243

  • Category IconCategory: Engineering
  • Location IconLocation: Fairfax, Virginia, United States of America
  • Citizenship IconCitizenship Required: United States Citizenship
  • Clearance IconClearance Type: SCI
  • Telecommute IconTelecommute: No- Teleworking not available for this position
  • Travel IconTravel Required: Yes, 10% of the Time

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

Join Northrop Grumman on our continued mission to push the boundaries of possible across land, sea, air, space, and cyberspace. Enjoy a culture where your voice is valued and start contributing to our team of passionate professionals providing real-life solutions to our world’s biggest challenges. We take pride in creating purposeful work and allowing our employees to grow and achieve their goals every day by Defining Possible. With our competitive pay and comprehensive benefits, we have the right opportunities to fit your life and launch your career today.

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, but they are also making history.

The Payload and Ground Systems organization within the Northrop Grumman Space Systems pushes the boundaries of innovation, redefines engineering capabilities, and drives advances in various sciences. Our team is chartered with providing the skills, innovative technologies to develop, design, produce and sustain optimized product lines across the sector while providing a decisive advantage to the warfighter. Come be a part of our mission.

Northrop Grumman Space Systems (NGSP) is looking for you to join our team as a  Principal Systems Engineer/Sr Principal Systems Engineer based out of Fairfax, VA.

What You’ll get to Do:

Performs technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total systems. Analyses are performed at all levels of total system product to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. Ensures the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints. Performs functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications.

This position can be filled as a Level 3 or a Level 4 based on the qualifications below.

Basic Qualifications for Principal (Level 3):

  • Bachelor’s degree in Computer Science or other STEM related degree with 5 + years of experience; 3 years with a Master's or 9 years of experience in lieu of a degree.

  • Active TS/SCI or TS with SCI eligibility, and willingness to sit for a poly security clearance

  • Experience with JIRA

  • Experience in gathering requirements, leading exercises or demonstrations.

  • Familiarity with Model Based Systems Engineering (MBSE)   

  • Maintain existing operations procedures up-to-date to also include lessons learned from real-time performance. 

  • Develop new procedures as required. 

  • Interface with program and customer personnel. 

  • Hands on experience developing and performing real-time executable mission plans. 

  • Familiarity with Mission Operations Centers architectures and interfaces.

  • Strong written and oral communications skills

Basic Qualifications for Sr Principal (Level 4):

  • Bachelor’s degree in Computer Science or other STEM related degree with 9 + years of experience; 7 years with a Master's; 4 years with a PhD; or 13 years of experience in lieu of a degree.

  • Active TS/SCI or TS with SCI eligibility, and willingness to sit for a poly security clearance

  • Experience with JIRA

  • Experience in gathering requirements, leading exercises or demonstrations.

  • Familiarity with Model Based Systems Engineering (MBSE)   

  • Maintain existing operations procedures up-to-date to also include lessons learned from real-time performance. 

  • Develop new procedures as required. 

  • Interface with program and customer personnel. 

  • Hands on experience developing and performing real-time executable mission plans. 

  • Familiarity with Mission Operations Centers architectures and interfaces.

  • Strong written and oral communications skills

Preferred Qualifications:

  • Active TS/SCI with poly

  • Experience in working with multiple subcontractors

  • Execution lead of exercises and demonstrations

  • Proficient using STK software (Systems Tool Kit, formerly called Satellite Tool Kit).

  • Detailed familiarity with space system operational documentation.

  • Mentor newer members of the operations team.


Salary Range: $101,400 USD - $152,200 USD
Salary Range 2: $125,800 USD - $188,600 USD

Employees may be eligible for a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.

The health and safety of our employees and their families is a top priority. The company encourages employees to remain up-to-date on their COVID-19 vaccinations. U.S. Northrop Grumman employees may be required, in the future, to be vaccinated or have an approved disability/medical or religious accommodation, pursuant to future court decisions and/or government action on the currently stayed federal contractor vaccine mandate under Executive Order 14042 https://www.saferfederalworkforce.gov/contractors/.

Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO/AA and Pay Transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for most positions.



Apply Now

Search All Jobs

What's great about
Northrop Grumman

  1. Be part of a culture that thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work.
  2. Use your skills to build and deliver innovative tech solutions that protect the world and shape a better future.
  3. Enjoy benefits like work-life balance, education assistance and paid time off.


Did you know?

Northrop Grumman leads the industry team for NASA’s James Webb Space Telescope, the largest, most complex and powerful space telescope ever built. Launched in December 2021, the telescope incorporates innovative design, advanced technology, and groundbreaking engineering, and will fundamentally alter our understanding of the universe.