Principal/Senior Principal Systems Engineer
Listed on 2026-10-10
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Engineering
Systems Engineer
RELOCATION ASSISTANCE:
Relocation assistance may be available
CLEARANCE REQUIRED FOR START:
Yes
CLEARANCE TYPE: SCI
TRAVEL:
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.
Our team is chartered with providing the skills, and 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 seeking an experienced Principal/Senior Principal Systems Engineer supporting our Advanced Tactical Missions Business Unit (BU) to support a program out of our Linthicum, MD or Fairfax, VA locations.
What You'll Get to DoPerforms system engineering, integration, verification and validation, for total systems. Work is performed at all levels of total system product to include: concept, design, test, installation, operation, and maintenance. Ensures the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical and schedule constraints. 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 as required. In addition, this Systems Engineer will lead the engineering of a family-wide software product line, driving the definition, development, and integration of reusable components across multiple product variants. This role bridges the gap between hardware and software, ensuring that system-level requirements, interface control documents (ICDs), use-case models, and workflow definitions are consistently captured, validated, and delivered in an Agile environment.
- Elicit, analyze, and document system-level functional and non-functional requirements for the product line.
- Maintain a traceability matrix linking requirements to design, implementation, and verification artifacts.
- Conduct requirement reviews with cross-functional stakeholders (hardware, firmware, QA, product management).
- Define and maintain ICDs for all hardware-software and software-software interfaces.
- Create detailed use-case diagrams, activity flows, and sequence diagrams that capture user interactions and internal processes.
This position is contingent upon the candidate obtaining final clearances and program access(es) within a reasonable period determined by the company.
Basic Qualifications- Principal Systems Engineer:
Bachelor's degree and 5 years of relevant experience; 3 years of relevant experience with a Master's; 0 years of relevant experience with a PhD - Senior Principal Systems Engineer:
Bachelor's degree and 8 years of relevant experience; 6 years of relevant experience with a Master's; 4 years of relevant experience with a PhD - Proven experience with ground systems engineering, systems integrator or software engineer
- Experience with requirements engineering, working knowledge of Verification and Validation and Model…
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