Programmer Engineer, III

Responsibilities

Sabre Systems is seeking an experienced Programmer Engineer, III to support critical naval software delivery operations for our customer, the Naval Information Warfare Center Pacific (NIWC‑PAC), located in San Diego, California. The selected candidate will play a vital role in supporting the Application Arsenal (AA), NIWC‑PAC's enterprise-class software delivery platform that provides mission‑critical capabilities to naval forces worldwide. The Application Arsenal serves as the Department of the Navy's premier enterprise distribution, update, and installation service for software deployed at the tactical edge.

This sophisticated platform enables seamless Over-The-Air (OTA) software delivery from development environments to operational edge systems across diverse and challenging operational contexts. Current deployment targets include:

• Agile Core Services (ACS) - Navy's containerized application platform
• USMC Common Hosting Environment (CHE) - Marine Corps enterprise hosting infrastructure
• Overmatch Production Environment (OPE) - Joint All-Domain Command and Control (JADC2) ecosystem
• Five Eyes (FVEY) Partner Systems
  - Allied nation interoperable platforms
• Autonomous Vehicles
  - Unmanned systems across multiple domains
• Future Platforms
  - Additional systems projected for integration

The selected candidate will be responsible for designing, implementing, and maintaining secure software delivery pipelines that operate across multiple classification domains and challenging operational environments. This role requires deep technical expertise in modern Dev Sec Ops  practices, containerized architectures, and defense-specific platform integration.

• Hands-on experience working within modern Agile methodologies, including:
  • Scrum
    - Sprint-based development, user story refinement, sprint planning, daily standups, sprint reviews, and retrospectives
  • Kanban
    - Continuous flow delivery, work-in-progress management, and cycle time optimization
  • Scaled Agile Framework (SAFe) - Program Increment planning, Agile Release Trains, and enterprise-scale coordination
• Proven experience implementing contemporary software architecture patterns, including:
  • Microservices Architecture
    - Designing and developing loosely coupled, independently deployable services
  • Event-Driven Architecture
    - Implementing asynchronous messaging patterns and event streaming
  • Serverless Architecture
    - Building and deploying function-as-a-service (FaaS) applications
• Proficiency with Git-based version control workflows, including:
  • Git Flow
    - Feature branching, release management, and hotfix workflows
  • Trunk-Based Development
    - Short-lived feature branches and continuous integration practices
  • Pull request reviews, merge conflict resolution, and collaborative development practices
• Active participation in the complete software delivery lifecycle, encompassing:
  • Software Design
    - Translating requirements into technical designs and implementation plans
  • Software Development
    - Writing clean, maintainable, and well-documented code
  • Automated Testing
    - Implementing unit tests, integration tests, and end-to-end test automation
• Production Deployment
  - Deploying applications to production environments including:
  • Kubernetes clusters (container orchestration)
  • Cloud platforms (AWS, Azure, GCP, or equivalent)
  • Virtualized environments (VMware, Hyper‑V, or equivalent)
• Experience working within highly regulated DoD enterprise Dev Sec Ops  platforms, such as:
  • Overmatch Software Armory (OSA) - Navy's enterprise Dev Sec Ops  platform
  • Platform One
    - DoD's enterprise Dev Sec Ops  platform (formerly known as Cloud One)
  • Equivalent DoD Enterprise Environments
    - Other accredited government software factories and delivery platforms
• Demonstrated ability to:
  • Configure security gates…