Software Developer

Fusion Innovation; Chantilly (VA); On-site; USD 90,000 - 130,000; Full time

Job summary

Fusion Innovation seeks a Software Developer to design, develop, and support mission-critical information systems in distributed environments worldwide, focusing on reliable Java, Scala, and C/C++ services. The role collaborates with network operations, infrastructure, and field engineering teams to sustain high system availability.

Key responsibilities include building production services, documenting interfaces, and implementing CI/CD pipelines with GitLab.

Qualifications

• Experience designing, developing, and supporting distributed Java/Scala/C/C++ services.
• Ability to collaborate with network operations, infrastructure, and field engineering teams.
• Experience with automated delivery, testing, and production support.

Responsibilities

• Develop, enhance, and sustain production services and components written in Java and C/C++.
• Create and maintain interface documentation, including schemas, service contracts, and versioning strategies, and support integration testing.
• Participate in on-call rotations and operational support escalations as required.
• Collaborate with network operations, infrastructure, and field engineering teams to diagnose end-to-end failures across distributed environments.
• Develop and maintain build and deployment automation using GitLab CI/CD.
• Write and maintain unit, integration, and regression tests for critical services and interfaces.
• Follow configuration management, release management, and change-control practices required for distributed production systems.
• Rapidly troubleshoot and resolve software discrepancies to maximize system availability.
• Produce clear technical documentation, design notes, implementation plans, and operational runbooks.

Skills

Java

C/C++

Scala

CI/CD

Unit testing

Tools

GitLab

Job description

FusionInnovation's recent growth has earned us a top spot in the Inc 5000 FastestGrowing Private Companies in America and in Washington Business Journal's BestPlaces to Work multiple years in a row. Our team members are passionateabouttheir work and are empowered to contribute their unique skills and perspectivesto our projects. Here at Fusion, we put people first. When you join us, youdon't just join a company, you join a family. If you are ready to be part of afun and engaging team where your innovative ideas are heard, supported, andmake ever lasting mission impacts for our Nation's most sensitive programs, youhave come to the right place.

Position Overview

The Software Developer will design, develop, enhance, and support mission-critical information systems operating in distributed environments around the world. This role works across application development, integration, automated delivery, testing, and production support, with a focus on reliable Java, Scala, and C/C++ services. The successful candidate will collaborate closely with network operations, infrastructure, and field engineering teams to sustain high system availability.

Key Responsibilities

• Develop, enhance, and sustain production services and components written in Java and C/C++.
• Create and maintain interface documentation, including schemas, service contracts, and versioning strategies, and support integration testing.
• Participate in on-call rotations and operational support escalations as required.
• Collaborate with network operations, infrastructure, and field engineering teams to diagnose end-to-end failures across distributed environments.
• Develop and maintain build and deployment automation using GitLab CI/CD.
• Write and maintain unit, integration, and regression tests for critical services and interfaces.
• Follow configuration management, release management, and change-control practices required for distributed production systems.
• Rapidly troubleshoot and resolve software discrepancies to maximize system availability.
• Produce clear technical documentation, design notes, implementation plans, and operational runbooks.