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. Discover careers that change the world and further advancements in defense, technology, and engineering today at Northrop Grumman. Use your experience to grow your career and support our global customers with the technology, systems, and solutions they need to enable their missions on the diversity, respect, and above all teamwork. Together with our group of experts across the technical spectrum, you will discover opportunities to make a difference in our world and start solving some of the world’s most critical problems in the most innovative ways. The Defense Systems Sector is seeking a Principal / Sr Principal RF/Microwave Design Engineer to join our growing team in Oklahoma City, Oklahoma. You will become part of Northrop Grumman’s Integrated Mission Solutions (IMS). IMS provides sustainment support for the US Air Force B-1, KC-135, and numerous other Government platforms. Our team members complete engineering, reverse engineering, and logistics solution efforts to solve complex obsolescence problems and ensure warfighter supportability.