Lead Systems Engineer - AWS Cloud

Lead Systems Engineer - AWS CloudGDIT is looking for a Lead Systems Engineer supporting DHS Homeland Security Task Force (HSTF) / National Coordination Center (NCC). Senior systems engineer responsible for end-to-end design, integration, and verification of mission-critical law enforcement capabilities in AWS Cloud and hybrid (cloud/on-prem) environments. Translates operational requirements into system-level designs and testable requirements; develops and maintains core SE artifacts (requirements, traceability, specifications, diagrams, test plans, baselines); leads integration and system-level testing across applications, data, infrastructure, and security; and drives transition to operations. Partners with the Systems Architect on technical design, ensures compliance with federal security frameworks (e.g., NIST 800-53, FedRAMP, DOJ), and improves systems engineering practices on the program. Provides technical leadership and mentoring to junior engineers and coordinates infrastructure and software projects.Program: Homeland Security Task Force - National Coordination Center (NCC)Work location: Fairfax, VA - Hybrid (approx. 60% on-site)Citizenship: U.S. Citizen requiredClearance: Active Secret required; must be able to obtain TSEducation: Bachelors degree in Engineering or technical field or equivalentExperience: 10 years+Core qualifications for the req:Extensive systems engineering experience on complex, mission-critical, multi-system environments; law enforcement or similar mission programs strongly preferred.Hands-on systems engineering in AWS Cloud in government space, integrating applications, data, and infrastructure across cloud and on-prem.Expertise in requirements analysis/traceability, system design, integration planning, test planning, and V&V.Ability to work across multiple technical disciplines and interface with customers, operations, and cyber.Familiarity with NIST 800-53, FedRAMP, DOJ policies, and law enforcement data protections.Ability to obtain and maintain required clearance/suitability.Preferred for screening:Experience with real-time/near-real-time law enforcement coordination or incident/investigation workflows.Familiarity with AWS services such as EC2, ECS/EKS, RDS/DynamoDB, S3, API Gateway, Lambda, CloudWatch/CloudTrail, Kiro or other similar tools.Experience with DevSecOps (CI/CD, IaC, automated testing) at systems-integration level.Strong analytical/troubleshooting skills in distributed, hybrid environments and clear technical communication skills.Technical leadership and mentoring to junior engineers; coordinate technical projects.