Senior Specialist, Software Engineer
About The Position
L3Harris is seeking a Full Stack Software Engineer to build and enhance mission-critical command-and-control applications supporting space domain missions. The role is part of a multidisciplinary team that uses Agile and DevSecOps practices to deliver new capabilities, modernize existing software, and address complex technical problems in secure environments. The position emphasizes backend development and API design, with opportunities to contribute across the full stack and deliver mission impact. The employee will design, develop, test, and maintain software capabilities for command-and-control applications; build Java and Spring Boot backend services and APIs; support integration, upgrades, and modernization of operational mission software; troubleshoot issues and improve reliability and the end-user experience; collaborate with software, systems, and mission partners; and contribute to automated testing, CI/CD workflows, and containerized deployments. The role is located in Chantilly, Virginia; Colorado Springs, Colorado; Melbourne, Florida; or Rochester, New York. Its 9/80 schedule has employees work 9 days out of every 14, totaling 80 hours, with every other Friday off. An active Top Secret clearance and the ability to obtain and maintain SCI access are required.
Requirements
- Bachelor’s degree and at least 6 years of relevant experience, or a graduate degree and 4 years of relevant experience; in lieu of a degree, 10 or more years of directly related experience will be considered.
- Experience developing software in Java.
- Experience building applications with the Spring Boot framework.
- Experience with front-end development in React and TypeScript.
- Experience designing or integrating RESTful web services.
- Experience with unit testing and software quality practices.
- Experience working with PostgreSQL or a similar relational database management system.
- Experience working in Agile software development environments such as SAFe, Scrum, or Kanban.
- Experience with container technologies such as Docker, Kubernetes, or OpenShift.
- Active Top Secret clearance and ability to obtain and maintain SCI access.
Nice To Haves
- Experience building or supporting microservices-based architectures.
- Experience with cloud environments such as AWS or AWS GovCloud.
- Experience with front-end development technologies such as React, Angular, TypeScript, CSS/SCSS, or HTML.
- Experience supporting space, defense, or other mission-critical systems.
- Experience mentoring early-career engineers.
Responsibilities
- Design, develop, test, and maintain software capabilities for mission-focused command-and-control applications.
- Build backend services and APIs using Java and Spring Boot, with opportunities to contribute across the full stack.
- Support integration, upgrades, and modernization efforts for operational mission software.
- Troubleshoot software issues, improve reliability, and help deliver a strong end-user experience.
- Work closely with software, systems, and mission partners in an Agile development environment.
- Contribute to DevSecOps practices, including automated testing, CI/CD workflows, and containerized deployments.
Benefits
- Health insurance
- Disability insurance
- 401(k) match
- Flexible spending accounts
- Employee assistance program (EAP)
- Education assistance
- Parental leave
- Paid time off
- Company-paid holidays
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What This Job Offers
Job Type
Full-time
Career Level
Senior
