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 Space Systems, Multi-Domain Operations, and Missile Defense Integration Business Unit (BU) has an exciting career opportunity for a Sr. Principal Mechanical Engineer Level 4 to join our team of qualified, diverse individuals. This position will be in Huntsville, AL. Position Overview: As a Mechanical Engineer you will support the GMD Weapon System (GWS) Hardware Engineering team's design efforts working within an Agile environment. Your core tasks will entail performing finite element analysis, reviewing analyses, and providing oversight to junior engineers developing analysis products. Additional responsibilities include maintaining design drawings for multiple Ground Systems (GS) IPT hardware systems and their interfaces with facilities.