Sr Principal Mission Management Software Engineer

Salary: $148000 - 282000 per year Requirements: We require a bachelors degree in STEM and 10 years of relevant professional experience. We need experience designing and building object-oriented software in Java. We need hands-on experience with Java multithreading. We need experience developing microservices in cloud environments. We need experience creating planning and scheduling software or comparable systems. We require an active, transferable U.S. government-issued TS/SCI clearance before the start date. We require U.S. citizenship, as only U.S. citizens are eligible for a security clearance. We will also consider candidates who hold an active Top Secret clearance that can be cross-competed to TS/SCI. Responsibilities: We will architect and build software for advanced satellite ground systems. We will enhance our existing software and system architecture to meet customer-defined needs. We will support proposal efforts by providing software engineering expertise for future development work. We will guide the full software lifecycle, including design, development, testing, delivery, and sustainment. We will promote modern DevSecOps practices and Agile ways of working. Technologies: Architect Cloud DevSecOps Support Java Security microservices AWS CI/CD Confluence DevOps Docker Eclipse Flow JIRA JUnit Jenkins Kafka Kubernetes Python Spring Spring Boot Web More: We are RTX, the worlds largest aerospace and defense company, bringing together 185,000 people to solve complex problems and help create a safer, more secure world. Our Brightpath Technologies Air & Space Defense Systems team focuses on integrated air and missile defense, advanced sensors, space-based systems, hypersonics, effectors, and cyber solutions. This onsite role is based in Aurora, Colorado, with relocation assistance available. We offer a competitive salary range of 132,400 USD to 251,600 USD, plus potential benefits such as medical, dental, vision, retirement savings, paid time off, flexible work schedules, and employee support programs, depending on business unit and eligibility. last updated 27 week of 2026