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Principal Engineer Systems /Sr. Principal Engineer Systems

Requisition ID: R10075118

  • Category IconCategory: Engineering
  • Location IconLocation: Annapolis, Maryland, United States of America
  • Citizenship IconCitizenship Required: United States Citizenship
  • Clearance IconClearance Type: SCI
  • Telecommute IconTelecommute: No- Teleworking not available for this position
  • Shift IconShift: 1st Shift (United States of America)
  • Travel IconTravel Required: Yes, 10% of the Time
  • Positions IconPositions 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.

Northrop Grumman’s Naval & Oceanic Systems Engineering, Integration and Test (SEIT) Team is seeking experienced Model-Based Systems Engineering (MBSE) Engineers looking to expand their horizons. This position will be based out of Annapolis, MD. As a System (MBSE) Engineer, you will support complex, dynamic maritime programs of strategic importance to our nation. Candidate will work closely with system architects to improve/develop MBSE capabilities and implement best practices to help shape future opportunities in the undersea domain. Candidate will contribute to the development of state-of-the-art undersea systems, which will provide exposure to a wide range of advanced systems and technologies, including autonomous underwater vehicles, acoustic and non-acoustic sensors, sensor processing, navigation, communication technologies, and advanced algorithms. 

Essential Functions:

  • Assist in establishing framework for system modeling (including descriptive and performance modeling) to support the design, development, and assessment of advanced system design concepts and technologies.
  • Create and evolve descriptive system models to include logical/physical/functional architecture at various abstraction layers to support Model-Based Systems Engineering (MBSE) efforts. 
  • Champion the adoption of model-driven approaches and MBSE practices.
  • Employ and consider Digital Thread/Twin implementation throughout the systems lifecycle. 
  • Advise internal and external stakeholders on the selection and use of common MBSE tools.
  • Ability to work within multi-disciplined teams to architect, model, simulate, and analyze systems to predict/verify system performance against functional/capability requirements.
  • Prepare and brief technical packages to company leadership and customers.
  • Support project and program processes, reviews and technical planning activities. 
  • Collaborate with various MBSE organizations to develop and evolve MBSE standards.
  • Though not required, it is desirable that candidates have experience with underwater/Navy systems such as sonar systems, sensors, torpedoes, towed vehicles, Autonomous Underwater Vehicles (AUVs), Remotely Operated Vehicles (ROVs), acoustic communications, etc.
  • This is a multi-level requisition; offers will be made at the level to which a candidate satisfies the below qualifications. 

Basic Qualifications for Principal Level: 

  • Bachelor's Degree in a Science, Technology, Engineering, or Mathematics (STEM) field and 5+ years of experience; 3+ years of experience with Master's Degree, or 0+ years of experience with a PhD.  
  • Experience in modeling, simulation, and/or analysis of systems.
  • Working knowledge of MBSE tools (e.g. Rhapsody, Cameo, ModelCenter, SIEMENS Teamcenter) 
  • Experience in Systems Engineering processes, (but not limited to) requirements analysis, requirements allocation, requirements/functional decomposition, system architecture development, interface traceability, and verification & validation.
  • US citizenship with an active DoD TS/SCI Clearance.

Basic Qualifications for Sr. Principal Level: 

  • Bachelor's Degree in a Science, Technology, Engineering, or Mathematics (STEM) field and 9+ years of experience; 7+ years of experience with Master's Degree, or 4+ years of experience with a PhD.  
  • Experience in modeling, simulation, and/or analysis of systems.
  • Working knowledge of MBSE tools (e.g. Rhapsody, Cameo, ModelCenter, SIEMENS Teamcenter)
  • Experience in Systems Engineering processes, (but not limited to) requirements analysis, requirements allocation, requirements/functional decomposition, system architecture development, interface traceability, and verification & validation
  • US citizenship with an active DoD TS/SCI Clearance.

Preferred Qualifications: 

  • Excellent verbal and written communication skills. 
  • Willing to learn additional discipline areas.
  • Degree in Electrical/Systems/Mechanical/Aerospace Engineering/Applied Mathematics or Physics. A Masters or Doctorate degree is desired.
  • Familiarity with architecture frameworks/modeling languages (e.g., SysML, UML, DoDAF, UPDM and/or UAF).
  • Proficient in Model-Based tools (e.g. Rhapsody, Cameo, ModelCenter, SIEMENS Teamcenter)
  • Experience with MBSE as applied through all/some phases of the systems “Vee” lifecycle model.
  • Experience with configuration management / version control of models.
  •  Experience developing and evolving MBSE Execution Plans  
  • Experience with connecting/interfacing disparate tools for cohesive system modeling.
  •    Experience preparing work products associated with the System Engineering milestones (e.g. SRR, PDR, CDR, TRR) 
  • Experience in Anti-Submarine Warfare (ASW), Anti-Surface Warfare (ASUW), Mine-Warfare (MIW), Cyber Warfare, and/or other Naval Warfare Domains.
  • Industry/company recognition and awards, attendance and participation in industry/engineering conferences and symposiums, and/or patents/disclosures/publications.
  • Demonstrated leadership capabilities to include mentorship and working/interfacing with customers.
  • Active or current DoD Top Secret with SSBI/SCI, with poly preferred.


Salary Range: $96,900 USD - $145,300 USD
Salary Range 2: $120,000 USD - $180,000 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.



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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.