Forward Deployed Engineer

MANTECH seeks a motivated, career and customer-oriented Forward Deployed Engineer (FDE) to join our team in Washington, DC
. The Forward Deployed Engineer (FDE) will leverage their strong technical background and knowledge to support the Sponsor’s system accreditation efforts, to include creating Body of Evidence (BOE) documentation, responding to/implementing/documenting required controls, and completing required tasks/actions.

Responsibilities include but are not limited to:

• Lead complex end-to-end deployments of frontier models in production alongside strategic customers while managing technical delivery from prototype to stable production.

• Build full-stack systems using Python and JavaScript that deliver customer value, while maintaining system baselines and configuration management items.

• Embed closely with customer teams to understand their needs, guide adoption, and document required security controls.

• Scope technical work, sequence delivery, remove blockers early, and maintain a robust library of technical documentation.

• Make critical trade-offs between scope, speed, and quality to adjust plans, protect delivery, and recommend process improvements.

• Codify working patterns into tools, playbooks, or building blocks while conducting routine vulnerability scanning across networks.

• Share field feedback to help internal teams improve model behavior and optimize how systems meet all requirements.

Minimum Qualifications:

• High School Diploma/GED with 7+ years of progressively responsible experience in Information Systems Security or engineering and technical deployment.

• Experience delivering complex systems in fast-moving, ambiguous environments and navigating complex data flows.

• Experience writing and reviewing production-grade code across frontend and backend using Python, JavaScript, or comparable stacks.

• Experience building or deploying systems powered by LLMs or generative models and understanding how model behavior affects product experience.

• Experience with Spec Driven Development, Harness Engineering and/ or Agentic Solutions.

• Knowledge of RAG, Hybrid RAG, MCP

• Experience creating, maintaining, and communicating complex information technology documentation across a large team.

Preferred Qualifications:

• AWS, Azure or other Cloud/ AI Certifications

• Experience with primary cyber risk, compliance automation tools, or governance, risk, and compliance (GRC) frameworks.

• Knowledge of Palatir and/or Data brinks.

Clearance Requirements:

• An active TS/SCI with the ability to obtain and maintain a polygraph

Physical Requirements:

• Must be able to remain in a stationary position 50% of the time.

• Needs to occasionally move about inside the office to access file cabinets and office machinery.

• Frequently communicates with co-workers, management, and customers, which may involve delivering presentations.