Specialist, Software Engineering; Full Stack

L3

Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3

Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3

Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

The Maintenance of Space Situational Awareness Integrated Capabilities (MOSSAIC) Agile Portfolio Engineering (APE) program serves the space domain awareness (SDA) customer through optical and radar sensors and associated command and control (C2) capabilities. The program is seeking a senior specialist full-stack software engineer to join its Special Projects team. You will lead technical design and implementation of secure, scalable mission applications and services using Java, Python, Type Script, and JavaScript to support sensor integration, command-and-control workflows, and user-facing mission capabilities.

• Lead technical design and implementation of full-stack software capabilities, including backend services, application programming interfaces, and web user interfaces.
• Design scalable software using Java, Python, Type Script, and JavaScript for service-oriented architecture and microservices-based systems.
• Define secure integration patterns, service contracts, and data exchanges across distributed systems.
• Guide code reviews, software testing, technical documentation, and secure-development practices.
• Resolve complex software and integration issues across development, test, and deployment environments.
• Provide technical guidance and mentorship to software engineers while supporting sound engineering decisions.
• Coordinate technical dependencies with partner teams and contribute to delivery planning and execution.
• Travel up to 15% as needed to support program and customer requirements.

• Bachelor's Degree and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience.
• Active Secret Security Clearance.

• Experience developing software using C/C++, Rust or Go.
• Experience developing production software using Java, Python, Type Script, and JavaScript.
• Experience designing and integrating service-oriented architectures, asynchronous messaging patterns, and microservices-based applications.
• Experience designing application programming interfaces, service contracts, and integrations for distributed systems.
• Experience leading technical design, code reviews, automated testing, and software-delivery activities.
• Experience improving continuous integration and continuous delivery workflows for software teams
• Experience building native graphical user interfaces using GTK or Qt.
• Experience applying user interface and user experience design principles to production software.
• Experience defining technical approaches for complex full-stack applications.
• Experience deploying or supporting containerized applications in Kubernetes environments.
• Experience with event-streaming or message-bus…