Principal Systems Engineer 3/4

United States-Oklahoma-Oklahoma City$93.9k–$175kPosted Jul 7, 2026
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. Join Northrop Grumman on our continued mission to push the boundaries of possible across land, sea, air, space, and cyberspace. Enjoy a culture where your voice is valued and start contributing to our team of passionate professionals providing real-life solutions to our world’s biggest challenges. We take pride in creating purposeful work and allowing our employees to grow and achieve their goals every day by Defining Possible. With our competitive pay and comprehensive benefits, we have the right opportunities to fit your life and launch your career today. Northrop Grumman’s Global Surveillance Division (GSD) is seeking a Principal Systems Engineer / Senior Principal Systems Engineer to join our growing team of qualified and diverse individuals in Oklahoma City, OK and supporting the E-3 Sentry Airborne Warning and Control System (AWACS) platform. Responsibilities: • Lead the Systems Engineering – Integration team within the Engineering homeroom – to include system integration, test plan and procedure development, test execution and reporting, as well as obsolescence analysis and solution development activities. • Perform technical planning, support design reviews, develop tools to communicate and track action items internally and with our customer. • Collaborate with program IPT counterparts supporting systems engineering and design artifacts. • Work with both technical teams and stakeholders to develop and mature content both internally and externally. • Collaborate with program IPT counterparts supporting systems engineering and design artifacts. • Work with both technical teams and stakeholders to develop and mature content both internally and externally. Basic Qualifications: This requisition may be filled at either the Principal Systems Engineer level (T-03) or Sr Principal Systems Engineer level (T-04). Principal Systems Engineer: Bachelor’s Degree in a Science, Technology, Engineering or Mathematics (STEM) discipline from an accredited university with 5 years of related experience, 3 years with Masters, 1 year with PhD. Sr Principal Systems Engineer: Bachelor’s Degree in a STEM discipline from an accredited university with 8 years of related experience, 6 years with Masters, 4 years with PhD. • Must have an active U.S. Government DoD Secret security clearance at time of application, current and within scope, with an investigation date within the last 6 years. Preferred Qualifications: • Experience leading Systems Engineering events (e.g., PDR, CDR). • Experience using Microsoft Word, Excel, and Power Point. • Experience resolving issues and providing technical support. • Capable of working with minimal direction and in team environments. • 2+ years’ experience in creating, updating, and maintaining requirements specifications in Dynamic Object-Oriented Requirements System (DOORS). • 3+ years’ experience with Systems Engineering (SE) principles. Primary Level Salary Range: $93,900.00 - $139,900.00 Secondary Level Salary Range: $116,300.00 -...

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