Sr Advanced Software Engineer (C++, Java)

General Dynamics Mission Systems, Inc is hiring a Senior Advanced Software Engineer to build and integrate mission-critical software for U.S. Navy submarine and surface platforms.

Responsibilities

• Design, develop, and maintain complex software systems using C++, Qt, Java, and Python
• Independently own software components end-to-end, from requirements and architecture through integration and deployment
• Implement distributed interfaces and services using APIs, AMQP, gRPC, Protocol Buffers, and event-driven architectures
• Make well-supported design decisions for assigned components and subsystems
• Integrate COTS, open-source, and custom-developed software into larger mission systems
• Diagnose complex issues across concurrency, performance, networking, data, and system integration
• Develop applications targeting Red Hat Enterprise Linux and containerized environments
• Support deployments using Docker, Podman, Kubernetes (including RKE2) and Helm
• Define and drive unit, component, and integration testing approaches
• Conduct detailed code and design reviews and provide technical mentoring to other engineers
• Communicate technical risks, findings, and recommendations to engineering and program stakeholders
• Support laboratory and U.S. Navy platform integration activities

Requirements

• Bachelor’s degree in Software Engineering or a related STEM field plus 8+ years of relevant experience; or Master’s degree plus 6+ years of relevant experience
• Department of Defense Secret security clearance required at time of hire
• U.S. citizenship required

Technologies

• C++, Qt, Java, Python
• APIs, AMQP, gRPC, Protocol Buffers, event-driven architectures
• Red Hat Enterprise Linux
• Docker, Podman, Kubernetes, RKE2, Helm
• Unit tests, component tests, integration tests

Role and Position Objectives

• Hands-on senior individual-contributor role focused on developing and integrating complex mission-critical software
• Own significant software components and difficult integration problems while contributing to architecture, design, implementation, and testing
• No personnel-management responsibility

What Sets You Apart

• Deep modern C++ expertise, with preference for Qt-based applications
• Strong experience with Linux, distributed systems, networking, and multithreaded software
• Experience with gRPC, Protocol Buffers, containers, Kubernetes, and Helm
• Demonstrated ownership of large or technically complex software components
• Strong debugging and root-cause-analysis skills across application and deployment layers
• Knowledge of DevSecOps, automated testing, CI/CD, and secure software practices
• Ability to mentor engineers and influence technical decisions without formal leadership authority
• Experience with Navy, tactical, combat-system, or other mission-critical environments

Benefits

• 401k matching
• Flex time off
• Paid parental leave
• Healthcare benefits
• Health & wellness programs
• Employee resource and social groups

Workplace Options

• Fully on-site
• On-site team: Progeny in Manassas, VA

Location: Manassas, VA (onsite). Salary: USD 149,902 - 166,298 per year.