General Dynamics Information Technology

Senior AI Engineer/Software Developer - TS/SCI with Polygraph

General Dynamics Information Technology
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3 months ago
Chantilly, VA, USASenior

Base Salary

$164k - $219k/yr

Responsibilities

  • Architect, build, and maintain AI-enabled applications and services in air-gapped and government cloud environments.
  • Deploy, serve, tune, and optimize LLMs and ML models on premises or in accredited cloud enclaves.
  • Design RAG pipelines, embedding workflows, vector-search systems, and production model-inference capabilities over controlled data.
  • Operationalize AI governance, including model capability tiering, use-case approvals, rules of engagement, audit, and logging.
  • Support security accreditation, RMF documentation, Authorizing Official engagement, and responsible-AI evidence development.
  • Build and optimize data pipelines and integrate AI capabilities with existing program systems and workflows.
  • Establish coding, testing, and documentation standards; mentor developers and grow a small engineering team.
  • Brief technical approaches and results to program leadership and government customers.

Requirements

  • Active TS/SCI clearance with polygraph and U.S. citizenship.
  • At least 8 years of professional software development experience, or 6 years with a relevant advanced degree, including at least 3 years building or integrating ML/AI capabilities.
  • Expert-level Python and working proficiency in JavaScript/TypeScript, Java, or a similar additional language.
  • Experience deploying or serving LLMs or ML models in disconnected, on-premises, or government cloud environments such as Azure Government or AWS GovCloud.
  • Production experience with model inference, embeddings, vector search, and prompt engineering.
  • Experience with Docker, Kubernetes, or equivalent containerization technologies and CI/CD in restricted environments.
  • Strong understanding of data security, classification handling, and responsible-AI practices.
  • Ability to work directly with government customers and translate mission requirements into technical solutions.
  • Preferred: RMF accreditation or Authorizing Official engagement experience; open-weight model deployment with Llama or Mistral; model quantization or optimization; PyTorch; IC, DoD, or NRO program experience; and experience leading a small engineering team.

Benefits

  • Medical, dental, vision, and health savings account plan options.
  • 401(k) with company match and pre-tax and post-tax contribution options.
  • Paid vacation, sick, personal, holiday, parental, military, bereavement, and jury-duty leave.
  • Short- and long-term disability, life, accidental death and dismemberment, personal accident, critical illness, and business travel insurance offerings.
  • Competitive pay, wellness programs, career-development support, and internal mobility assistance.
  • Full flex work weeks where possible; this position is onsite in Chantilly, Virginia, with a 40-hour scheduled workweek and no travel required.
General Dynamics Information Technology

About General Dynamics Information Technology

10,000+ employees

General Dynamics Information Technology (GDIT) delivers enterprise IT, systems integration, cybersecurity, cloud, and software engineering services to U.S. federal agencies, including defense and intelligence organizations. It provides contract-based professional and managed services ranging from network operations and unified communications to training and simulation. GDIT is a business unit of General Dynamics (NYSE: GD) and is headquartered in Falls Church, Virginia.

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