Senior Software Engineer, Remote – DoD Tech, Full-Stack

BigBear.ai; Columbia (MD); Remote; USD 140,000 - 190,000; Full time

Job summary

BigBear.ai is seeking a Senior Software Engineer to modernize the ORION Decision Support Platform under a multi-year contract. This remote role requires a SECRET clearance and may involve occasional CONUS travel. You will contribute across full‑stack layers using Angular, .NET, SQL Server, and Git CI/CD.

The ideal candidate will implement UI components, build REST services, write tests, and optimize performance to meet IL5 SLAs while collaborating with DoD data feeds and DevSecOps teams.

Qualifications

• Bachelor's degree in Computer Science, Engineering or related discipline.
• 5+ years professional software development with full-stack responsibility.
• Hands-on Angular, TypeScript, RxJS, and component-driven architecture.
• Proficiency with C#/.NET 8, Web API, Entity Framework.
• Experience with SQL Server and query optimization.
• Git/GitLab with branching strategies and merge requests.
• Docker fundamentals and basic Kubernetes familiarity.
• Working knowledge of automated testing and CI/CD concepts.

Responsibilities

• Develop and maintain features across front-end and back-end.
• Implement UI in Angular, SCSS, and PrimeNG; build REST services in C#/.NET.
• Write unit/integration/end-to-end tests and mocks.
• API and data-layer integration.
• Design REST endpoints; optimize SQL Server queries.
• Collaborate with ETL engineers to integrate data sources.
• Contribute to DevSecOps, CI/CD pipelines and containerization.
• Address static analysis, vulnerability findings, and DISA STIG tasks.
• Participate in code reviews and adhere to SOLID principles.
• Document decisions and operational runbooks.
• Troubleshoot and tune performance for IL5 SLAs.

Skills

Angular

TypeScript

RxJS

C#/.NET

REST APIs

Education

Bachelor's degree in CS/Engineering

Tools

Git/GitLab

Docker

Kubernetes

CI/CD

Job description

BigBear.ai is seeking a Senior Software Engineer to modernize the ORION Decision Support Platform under a multi-year contract. This remote role requires a SECRET clearance and may involve occasional CONUS travel. You will contribute across full‑stack layers using Angular, .NET, SQL Server, and Git CI/CD.

The ideal candidate will implement UI components, build REST services, write tests, and optimize performance to meet IL5 SLAs while collaborating with DoD data feeds and DevSecOps teams.