Software Engineer/Principal Software Engineer–Java (TS/SCI-CI Poly) (AHT)

{ "jobLocation" : { "@type" : "Place", "address" : { "@type" : "PostalAddress", "addressCountry" : "United States of America", "addressLocality" : "OHWP10GC" } }, "hiringOrganization" : { "name" : "0090 CORP-Corporate Office", "@type" : "Organization", "sameAs" : "" }, "identifier" : { "name" : "Software Engineer/Principal Software Engineer–Java (TS/SCI-CI Poly) (AHT)", "@type" : "PropertyValue", "value" : "R10241339" }, "datePosted" : "2026-07-21", "employmentType" : "FULL_TIME", "title" : "Software Engineer/Principal Software Engineer–Java (TS/SCI-CI Poly) (AHT)", "description" : "RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top 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 is seeking a Software Engineer/Principal Software Engineer with strong Java experience to design, develop, and maintain mission-critical software systems supporting the National Air and Space Intelligence Center (NASIC) at Wright-Patterson Air Force Base. NASIC is responsible for creating all-source intelligence defining the present and future air, air defense, cyber, space, and ballistic missile threats to enable military operations, force modernization, and policy making. The ideal candidate is an effective communicator and problem solver who can work closely with internal and external stakeholders, contributing to a collaborative team of software, systems, network, and storage engineers supporting multiple networks and environments. Responsibilities Design, develop, test, and maintain Java-based software applications in support of NASIC mission systems. Implement new features and enhance existing capabilities using modern Java frameworks and tools. Troubleshoot and resolve software defects and performance issues in development, test, and operational environments. Create and maintain technical documentation and test procedures. This position may be filled at a level 2 or 3 based on the qualifications below. Basic Qualifications: Software Engineer (level 2): Bachelor’s degree in a Science, Technology, Engineering, or Math (STEM) discipline with 2 years software development experience OR a master’s degree in a STEM discipline. Principal Software Engineer (level 3): Bachelor’s degree in a Science, Technology, Engineering, or Math (STEM) discipline with 5 years software development experience OR a master’s degree in a STEM discipline with 3 years’ experience. Active Department of Defense Top Secret/Sensitive Compartmented Information (TS/SCI) security clearance. Active Counter-Intelligence (CI) Polygraph. Minimum of three years’ experience in developing software in Java (e.g., core Java, JEE, Spring, or similar frameworks). Experience with object-oriented design principles, data structures, and algorithms. Ability to work in a Sensitive Compartmented Information Facility (SCIF), following all applicable security and handling procedures. Strong written and verbal communication skills and ability to work effectively in a collaborative, multi-disciplinary team. Preferred Qualifications Experience integrating Java applications with RESTful services, message