Principal Engineer Field

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. Are you interested in expanding your career through experience and exposure, all while supporting a mission that seeks to ensure the security of our nation and its allies? If so, then Northrop Grumman is the place for you. As a leading global security company, we provide innovative systems, products, and solutions to our customers worldwide. We are comprised of diverse professionals that bring different perspectives and ideas, understanding that the more experiences we bring to our work, the more innovative we can be. As we continue to build our workforce, we look for people that exemplify our core values, leadership characteristics, and approach to innovation. Are you ready to join Northrop Grumman? If so, put your experience to work as a member of the Integrated Air and Missile Defense Battle Command System (IBCS) technical staff. The position supports the US Army IBCS, which is a ground transportable, tactical integrated air and missile defense command and control system. Put your experience to work as a Field Service Engineer (FSE) to assist with the implementation and execution of worldwide Field Service operations supporting the US Army customer foreign military sales case, Poland. This position is located in Huntsville, AL with possible relocation to Sochaczew, Poland for equipment fielding in mid-year 2026. The Principal Field Engineer role requires Security+ and Linux+ certifications within three months from the date of assignment to IA/IT roles. Duties include: Conduct technical analysis of product implementations, modifications, and enhancements in accordance with customer specifications and requirements Troubleshoots technical problems and issues, determine technical solution in accordance with product customer specifications, and recommend actions to company or customer representatives for coordinative product solution Conduct technical training and product briefing with customers and company representatives. Acts as local on-site representative to customers’ organization. Perform start-up testing and customer training on features and general maintenance of product. Provide the technical interface with product level integrated product teams Provide technical solutions to a wide range of complex difficult problems Contribute to the completion of specific programs and projects Conduct technical training and product briefing with customers and company representatives Represent the organization in providing solutions to difficult technical issues associated with specific projects Provide direction to Field Technicians This position requires extended travel to multiple CONUS/OCONUS locations including Poland. Deployment to Poland can be up to 6 months long. Basic Qualifications: 6 years with bachelor’s degree; High school diploma or GED equivalent and 10 years’ experience in lieu of a degree with the following BQs or PQs Must have or be able to obtain a Security+ and Linux+ certification within 3 months of hire date. Working knowledge on various operating systems; MS Windows, Linux Experience configuring and troubleshooting network devices. Experience with configuring Cisco switches. Experience in IPV6 (Internet Protocol Version 6) Hands on experience in MS Windows Active directory (AD) Experience with VMware ESXi Experience with VLAN troubleshooting Experience with air and missile defense systems tactical operations, Command and Control (C2), networking and system configurations Ability to act as the field liaison with customer personnel, providing on-site support required for the planning and implementation of product training, checkout, and test events Ability to travel domestically and internationally; must be able to deploy for short-term and/or long-term assignments A valid Passport is required for this role Must possess an active Secret Security Clearance US Citizenship required Preferred Qualifications: Experience operating, maintaining, and instructing the IBCS system Proficient knowledge of the IBCS system architecture, or Air Defense background to include knowledge of products such as AMDWS, ADSI and/or tactical air battle management systems Familiarity with IBCS IDD and ability to build basic plans for SICO events Familiarity with KG250X and DGSK out of band Keying Familiarity with AMDWS and FIRES.