Senior AI Platform Engineer

Leidos seeks a Senior AI Platform Engineer to build and accredit a secure agentic AI platform in AWS GovCloud for the U.S. Army C5ISR Center. You will lead platform engineering, RMF and ATO/cATO strategy, DevSecOps, and secure deployment practices. The hybrid role is onsite in Adelphi, MD, three days per week.

Responsibilities

• Lead technical accreditation strategy and security controls for the agentic AI platform.
• Develop and maintain ATO/c
• ATO artifacts, including control narratives, diagrams, data flows, boundary definitions, POA&M inputs, and scan evidence.
• Collaborate with security and authorization stakeholders to support authorization decisions.
• Design, build, and operate an AWS Gov
• Cloud IL5 platform for agentic AI workloads.
• Deploy and manage containerized workloads using Kubernetes and Docker, with scaling, observability, resiliency, and recovery.
• Build CI/CD pipelines and infrastructure as code, integrate authorized AI services, and implement platform monitoring and MLOps practices.

Required Skills

• AWS Gov
• Cloud
• Kubernetes
• Docker
• Infrastructure as Code
• Terraform
• Cloud
• Formation
• CI/CD pipelines
• Python
• RMF and security accreditation
• Dev
• Sec
• Ops