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Sr. Principal Systems Engineer – Computer Based Control Systems – HEO

Requisition ID: R10099034

  • CategoryCategory: Engineering
  • LocationLocation: Dulles, VA, USA
  • Citizenship RequirementsCitizenship Required: United States Citizenship
  • Security Clearance TypeClearance Type: None
  • TelecommuteTelecommute: Yes- May Consider Full Time Teleworking for this position
  • ShiftShift: 1st Shift (United States of America)
  • Travel RequirementsTravel Required: Yes, 10% of the Time
  • Relocation AssistanceRelocation Assistance: Relocation assistance may be available
  • Number of Positions AvailablePositions Available: 1

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.

This Systems Engineering position is an engineering support role in the Tactical Space Systems Division at Northrop Grumman Space Systems located in Dulles, VA. The job responsibilities will be as an individual-contributor and deliverable/product lead within a multi-disciplinary engineering team. Successful candidate will perform traditional Systems Engineering functions, including requirements synthesis and flow-down, verification/validation planning, system trades study support, systems analysis, coordination of design efforts, and management of technical budgets & interface definitions.  The application of these systems engineering will be in the context of Computer Based Control Systems (CBCS) in Human Exploration and Operations (HEO), Space Logistics, and/or Deep Space missions. The candidate must be able to assist in the formulation of avionics hardware and software system design, definition of concept of operations, and systems analysis.

A successful candidate will have familiarity some or all of the following: design and review of flight software, flight operating systems, memory management and radiation mitigations, hardware / software interactions, management of budgets / utilization. Familiarity with VxWorks, Network Time Protocol (NTP), IPv4, protocol stack, Time-Triggered Ethernet (TTE) in an aerospace and/or military vehicle context is desired. The Senior Principal Systems Engineer, commensurate with level, is expected to operate with a high degree of autonomy and assume and act as a leader / subject matter expert in this role. As such, the candidate must be deeply knowledgeable in aerospace systems, spacecraft subsystems design, or mission operations.  This position will also include responsibilities relating to integration, testing, and operational readiness of spacecraft and payloads. Also, to assist in new business activities, such as conceptual design and analysis for proposals and funded studies, and may include authoring sections for both.


  • Perform general systems engineering duties related to CBCS, which may include requirements flow down, tracking, verification, and the writing of specifications, interface control documents, and engineering reports from advanced studies, special engineering investigations, and similar activities.

  • Tasks may also include assisting with Command & Telemetry database development and validation of its content.

  • Evaluate design documentation and verification for compliance with customer and internally derived requirements

  • Evaluate design documentation to ensure manufacturability and application of previous lessons learned

  • Evaluate design documentation to provide evidence for requirement verification and hazard control verification closure

  • Evaluate System Level test results and generation reports & review packages

  • Provide support to selected elements of the program Systems Engineering Team

  • Support and deliver SE Products and other deliverables, with a focus on mission success

  • Develop/implement and communicate solutions to routine Engineering problems

  • Contribute to the technical tasks supporting the program

  • Provide systems engineering support for technical reviews

  • Write status and technical performance reviews, analyses and reports

  • Develop original ideas, elaborate on preliminary design concepts, evaluate completed designs with their program/functional supervisors and other technical groups, and make the necessary design modifications to achieve the best design within the program constraints.

  • Develop and coordinate the conduct of test programs required to evaluate design work.

  • Coordinating between engineering subsystems and with integration and test engineers for the successful design, implementation, and test of the avionics aspects of a space system.

  • Serve as a team member and/or CBCS lead depending on experience and skills.

  • Interaction with program, functional and customer leadership.


Basic Qualifications:

  • Bachelor's Degree in Science, Technology, Engineering, and Math (STEM) discipline and 9 years of experience or a Master's Degree in a STEM discipline and 7 years of experience

  • Experience with design and implementation of computer based control systems (CBCS), their avionics, and software and hardware integration of aerospace and/or military vehicles

  • Experience with architecture development

  • Familiarity with electrical & computer systems

  • Experience with spacecraft software design and implementation

  • Experience with Systems Engineering process

  • Understanding of spacecraft integration & test, launch, and mission operations

Preferred Qualifications:                                                                      

  • Systems Engineering Integration and Test (SEIT) leadership experience

  • Familiarity with VxWorks, Network Time Protocol (NTP), IPv4, protocol stack, Time-Triggered Ethernet (TTE) in an aerospace and/or military vehicle context.

  • Experience defining requirements & interfaces

  • Experience developing verification documentation

  • Familiarity with command and telemetry database

Salary Range: $129,700 USD - $194,500 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

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 U.S. Citizenship is required for most positions.

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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.