Principal Systems Engineer

Company: Northrop Grumman
Location: Oklahoma City
Posted on: April 1, 2026

Job Description:

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret 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 a Principal Systems Engineer to join our team of qualified, diverse individuals. This position will be located in Oklahoma City, OK. Essential Functions: • Support the certification of integrated functional capability (IFC) releases, subsystem upgrades, and new weapon or weapon modification integration activities • Ensure hardware/software updates comply with conventional and nuclear safety requirements • Exceptional communication skills both written and verbal • Maintain design documentation and follow configuration management requirements • Manage and lead the planning and conduct of analyses/tests necessary to obtain nuclear and or conventional certification of the updated configuration(s) • Identify, manage, and demonstrate compliance with armament certification requirements • Support long range capabilities initiative and business capture activities regarding the armament subsystem • Familiar with armament integration and test planning, policies and procedures. • Support the Hardware Sustaining Engineering IPT by providing oversight of nuclear and conventional certification requirements/tasks • Ensure the certified status of the weapon system is maintained. Duties will also include preparation of detailed statements of work and program schedules, test plans, program status reporting, and Earned Value Management System (EVMS) reporting. • Experience developing Basis of Estimates (BOE) in coordination with support organizations We offer flexible work arrangements, 9/80 work schedule with every other Friday off, phenomenal learning opportunities, exposure to a wide variety of projects and customers, and a very friendly team environment. We are looking for self-motivated, proactive, and goal-oriented people to help us grow our services and become even better at what we do. Basic Qualifications: • Bachelor of Science degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline and 5 years of experience OR a Master of Science degree in a STEM discipline and 3 years of experience OR a PhD in a STEM discipline with 1 year of experience. • Must have an active DoD Secret clearance or higher (with a background investigation completed within the last 6 years or currently enrolled into Continuous Evaluation) • Must have the ability to obtain and maintain Special Access Program (SAP) clearance. • Experience verifying specifications and designs through modeling and simulation, test data processing, and/or performance analysis Preferred Qualifications: • Advanced knowledge and understanding of Electrical Engineering principles. • Advanced knowledge and understanding of governing certifications, specifications, and directives with emphasis on Air Force Instruction (AFI) 63-125, Air Force Manual (DAFMAN) 91-118, and DAFMAN 91-119, and MIL-STD 822, 1763, 1760, 1553, 516 and 1289. • Working knowledge of multiple engineering disciplines: aerospace, mechanical, electrical, computer, nuclear hardness, nuclear surety, safety, materials, and/or systems engineering (Aerospace or Electrical Engineering preferred) • Advanced knowledge and understanding of the IFC development and Aircraft Monitor and Control (AMAC) test process and reporting • Experience with formal decision making processes: risk and opportunity management, cost benefit analysis, make/buy decisions • Ability to obtain and maintain a Top Secret Clearance and Program Access Primary Level Salary Range: $93,300.00 - $139,900.00 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 http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

Keywords: Northrop Grumman, Midwest City , Principal Systems Engineer, Engineering , Oklahoma City, Oklahoma