Senior ADK / LangGraph Engineer - Active Secret clearance

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.

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

Requirements

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

Qualifications

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

Benefits

• Comprehensive PPO medical coverage with access to a Health Savings Account (HSA) option
• Vision plan
• Dental insurance with the base dental plan option paid for by PGTEK
• Life Insurance, Short and Long-Term disability, and Critical Illness insurance premiums covered
• Matching 401(k) plan
• Discount on pet insurance through ASPCA Pet Insurance
• Employee Assistance Program available at no cost
• Generous amount of PTO and Holidays
• Education Assistance Program available after 12 months of employment