Sentinel - Principal/Sr. Principal Systems Engineer
Listed on 2026-06-27
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Engineering
Systems Engineer, Engineering Design & Technologists
Principal Or Sr. Principal Systems Engineer
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 Defense Systems is seeking a Principal or Sr. Principal Systems Engineer to work with our Sentinel Systems Engineering, Integration, & Test (SEIT) Business Unit and be a contributing member of the System Integration and Sustainment (SIS) Enterprise Systems Integration team. This position may be located either in Huntsville, AL or Roy, UT and will support the Sentinel (GBSD) program.
This multi-tiered and multi-disciplined team assesses external interfaces and mission scenario operational threads across the Weapon System (WS). The team serves as system integrators to facilitate systems of systems interoperability and joint systems integration in partnership with customer counterparts and other key stakeholders across the enterprise. The selected candidate will work in a dynamic people-focused environment. Candidates for this position must be able to understand the intent of WS integration at the highest levels and drive engineering processes & analyses to prove successful design integration and analyze for potential gaps.
The successful candidate will clearly demonstrate strong leadership and foundational systems engineering skills to drive process and technical gap resolution of interface and requirement design solutions to achieve program and contract objectives. Excellent verbal and written communication skills are required, and the ideal candidate will have demonstrated success collaborating and leading Engineering teams.
What you'll get to do:
- Lead Integration activities in support of systems-of-systems integration which may include integration test planning, problem identification and reporting, integration event execution, coordination with multiple stakeholders to facilitate effective and efficient communication.
- Ensure appropriate coordination between SEIT and other systems interface teams.
- Be proficient in the development of key system engineering artifacts such as requirement specifications and interface definition documents.
- Participate in technical planning, verification and validation development, cost and risk considerations, and requirements analyses for integrated systems.
- Perform trades studies, analysis and/or impact studies to resolve cost/capability gaps or disconnects.
- Demonstrate leadership principles – Integrity, respect, organizational, communication, etc.
- Work independently with minimum supervision, positive demeanor and highest ethics.
Basic Qualifications:
- Senior Principal (T04): 8 Years of related experience with bachelor's degree in engineering or a related technical discipline; 6 Years with Masters; 4 Years with PhD.
- Principal (T03): 5 Years of related experience with bachelor's degree in engineering or a related technical discipline; 3 Years with Masters; 1 Year with PhD
- Must be a US Citizen with an active DoD Secret Clearance with an investigation date within the last 6 years
- Must be able to be successfully screened for Enhanced Security Clearances, within a reasonable amount of time as determined by the company to meet its business needs
- Minimum 2 years working experience on ICBMs
- Minimum 2 years Systems Engineering experience
- Minimum 2 years of DOORS or related experience
- Direct development experience of interface products (IRS, IDD, ICD) and requirement specifications
- Demonstrated proficiency in analytical thinking and problem-solving…
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