Senior ADK / LangGraph Engineer - Active Secret clearance

Sr. ADK / LangGraph Engineer — Federal and DoD Programs

About the Role

PGTEK is seeking a Sr. ADK / LangGraph Engineer to support our L400 Advanced Development capability. You will build the agent workflows that plan, route, use tools, and stop safely for mission-critical Google Cloud and AI solutions.

Key Responsibilities

• Implement typed state, nodes, routing, persistence, tool contracts, termination, tests, tracing, and deployment
• Design solutions using advanced Python, Google ADK, LangGraph, Pydantic, async systems, and tool calling
• Apply least-privilege and secure practices throughout delivery
• Mentor team members and contribute reusable standards
• Support RMF/FedRAMP/DoD authorization activities and customer briefings
• 7+ years of software, cloud, data, cybersecurity, systems, or AI engineering experience
• 3+ years of advanced hands-on experience in production or regulated environments
• Deep experience with Advanced Python, Google ADK, LangGraph, Pydantic, async systems, tool calling, memory, testing, and Cloud Run/GKE

Preferred Qualifications

• Experience architecting agentic, GraphRAG, or AI-security systems
• Google Cloud Professional Cloud Developer or generative AI skill badges

Clearance & Location

Active Secret clearance required; TS/SCI eligibility preferred. Hybrid or remote with travel to customer sites (~10–25%). Washington, DC / Northern Virginia area preferred.

Our comprehensive benefits package for full-time salaried employees is effective immediately upon the start date. Benefits include comprehensive PPO medical coverage with access to a Health Savings Account (HSA) option, a vision plan, and dental insurance with the base dental plan option paid for by PGTEK. Life Insurance, Short and Long-Term disability, and Critical Illness insurance have premiums covered. Additionally, PGTEK offers a matching 401(k) plan and a discount on pet insurance through ASPCA Pet Insurance. An Employee Assistance Program is available at no cost to all employees. PGTEK offers a generous amount of PTO and Holidays, and an Education Assistance Program is available after 12 months of employment.

ABOUT PGTEK

PGTEK is a true consulting organization dedicated to helping clients achieve their business and technology objectives utilizing our decades of experience and business relationships. PGTEK invests in the educational advancements of our staff by providing the necessary resources to complete Professional and Business Certifications. Our company is our people, and we treat them like family.

EOE, including disability/veterans