Sr Principal Engineer Systems
Northrop Grumman· Defense· Jul 24, 2026 · 3mo agoPosted 95 days ago
United States-Oklahoma-Oklahoma City
In office
Full-time
Principal
$168K–$230K est.
9+ years exp
Before you apply
Ghost Signal:
Open since July 24, 2026 — 95 days, and still accepting applications.
Job description
RELOCATION ASSISTANCE: Relocation assistance may be available
CLEARANCE REQUIRED FOR START: Yes
CLEARANCE TYPE: SAP
TRAVEL: Yes, 10% of the Time Description
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 Aeronautics Systems has an opening for Sr. Principal Systems Engineer to join our team of qualified, diverse individuals. This position will be located in Oklahoma City, OK.
Sr. Principal Systems Engineer will be responsible for coordination and collaboration with diverse engineering design teams to provide imaginative, technical solutions to a wide range of difficult problems in establishing and managing the technical baseline in support of review milestones. The candidate will be executing tasks in system engineering functions. The position requires systems thinking and working knowledge of the full development life-cycle processes that acknowledge technical, schedule, and cost constraints. Candidate must exhibit strong leadership characteristics in coordinating with multiple teams and managing tasks.
This position is contingent upon verification of DoD Secret clearance and obtainment of Special Access Program (SAP) clearance.
Basic Qualifications:
• Sr. Principal Systems Engineer: 9 years experience with a STEM Bachelor’s degree in a related field; 7 years experience with a STEM Master's degree in a related field; OR 13 years experience in lieu of a degree
• Active DoD Secret security clearance with a background investigation date within 6 years
• Must have the ability to obtain and maintain Special Access Program (SAP) clearance.
Preferred Qualifications:
• Prefer Engineering degree in Mechanical Engineering, Electrical Engineering, Aerospace Engineering, or Engineering Physics
• Master’s Degree
• Experience working on military aircraft / spacecraft systems.
• Experience in developing, managing, and decomposing requirements.
• Experience in system architecture, CONOPs, or model-based system engineering.
• Experience in ICD development and integration
• Demonstrated communication and technical writing skills.
• Proven ability to brief technical presentations to stakeholders.
• MBSE and Agile Systems Engineering Experience.
• Experience with DOORS, Confluence, and JIRA
• Scripting experience
• RF/Radio/Communication experience (Line of Sight and Beyond Line of Sight)
• Tactical Data Link experience
• Radio Navigation experience
• Network engineering experience
Primary Level Salary Range: $116,300.00 - $174,500.00
The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.
Depending on the position, employees may be eligible for overtime, shift differential, and 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 application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.
Northrop Grumman is an Equal Opportunity 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 and pay transparency statement, please visit northropgrumman.com. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.
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Benefits
Benefits detected in the listing.
Health Insurance
Pto
Paid Time Off