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# Software Engineer 5

- **Company:** Legion Technical Solutions LLC
- **Location:** Aurora, CO, United States
- **Experience:** Expert
- **Salary:** $175,000.0 - $190,000.0
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Agile Methodology, Amazon Web Services, Systems Engineering, Confluence, JIRA, Automation of Tests, Cloud Engineering, Concurrent Computing, CrossOver (Software), Eclipse (Software), Junit, Object-Oriented Software Development, Software Engineering, Multithreading, Enterprise Software Applications, Spring-boot, Containerization, Information Technology, Apache Kafka, Devsecops, Docker, Jenkins, Microservices
- **Published:** August 6, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=e51098ae3fe0ecff

## About the Role

Bachelor's degree in Computer Science, Software Engineering, or another STEM discipline.
8+ years of professional software development experience. Strong object-oriented Java development experience. Experience with Java multithreading and concurrent programming. Experience developing planning, scheduling, or other complex enterprise software systems.

 * Active TS/SCI security clearance (or active Top Secret clearance eligible for TS/SCI crossover).
U.S. Citizenship required.

Preferred Qualifications
Experience supporting satellite, space, or ground system programs.
AWS cloud and microservices architecture. Docker and Kubernetes. DevSecOps and CI/CD pipelines. Spring Boot, Kafka, Jenkins, JUnit, Jira, Confluence, and Eclipse. SAFe Agile development experience.

## Description

Legion Technical Solutions is seeking an experienced Senior Software Engineer to support a cutting-edge national security program developing next-generation satellite ground systems. If you're passionate about building mission-critical software that supports space and defense missions, this is an opportunity to make a direct impact while working alongside some of the industry's top engineering talent.
What You'll Do
Design, develop, test, and maintain advanced Java software supporting satellite ground systems.
Build scalable, high-performance applications using object-oriented design principles. Develop software for mission planning, scheduling, and command-and-control capabilities. Collaborate with software engineers, systems engineers, and architects in an Agile development environment. Contribute to modern cloud-native architectures utilizing AWS, microservices, and containerized applications. Support DevSecOps initiatives, CI/CD pipelines, and automated testing.


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