System Architect / Tech Lead

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' mission success. We empower our teams, contribute to our communities, and operate sustainable practices. Our Mission, Vision, and Values guide the way we do business. Our workforce enjoys career enrichment opportunities available through mobility and development, while experiencing rewarding relationships with supportive supervisors and talented colleagues and customers. Your most important work is ahead. If this sounds like the kind of environment where you can thrive, then keep reading because Leidos is seeking a qualified System Architect / Technical Lead to support the National Institutes of Health (NIH), Center for Information Technology (CIT), Business Applications Services (BAS) Program under the Enterprise Application Modernization and Support Services (EAMSS) contract. The successful candidate will provide overall technical direction and architectural ownership for an assigned BAS enterprise application program (e.g., NED, NEES, ITAS, SAAVI, FOIA, NIH Web Services, FMG Apps, or Web Apps), implementing system architecture using modern engineering best practices while leading the contractor technical team responsible for that system. *This position is onsite/hybrid remote. Candidates must be located within commuting distance of Bethesda, MD , and be available to work on-site at NIH federally controlled facilities as directed by the Government Program Manager.

Implement and own the system architecture for an assigned BAS program using industry best practices, providing overall technical direction for the contractor team, including coding, unit testing, design patterns, and evaluation of new technologies. Work with system owners, business owners, technical teams, and functional teams to design, implement, test, and validate the assigned system, and provide architectural support and advice across all system components. Provide technical direction to the contract team, including application developers, database developers, testers, and business analysts, and mentor junior team members. Design and develop new code and/or support operations, maintenance, and enhancement of existing code, including conceptual and technical design using object-oriented analysis and design (OOA/OOD) techniques. Develop and maintain the system's Architecture Plan, documenting technical architecture, interconnections, data, application, infrastructure, security, and metadata, and update it with every major release. Review and sign off on the contract team's requirements analysis, design, development, and testing deliverables during each release cycle, and oversee all implementation and deployment activities. Engage the CIT Architecture Review Board (ARB) process early in the planning phase for modernization initiatives, major enhancements, cloud migration efforts, and new development, preparing and presenting architectural documentation and incorporating ARB feedback into the Architecture Plan and Software Design Document prior to implementation. Assess and analyze change requests, defects, and other technical tasks, and provide level-of-effort estimates; support release planning, scheduling, and task assignments. Effectively model the program's business processes and integrate them with existing NIH enterprise systems and capabilities, in coordination with the BAS technology stack owned by Development Support Services (DSS). Lead re-architecture and modernization efforts as directed, including migration of legacy/monolithic systems to microservices or cloud-native architectures, and integration of cloud-native services (managed databases, queuing, containerization/orchestration). Apply and champion DevSecOps and cloud-native architecture as delivery baselines, and support the evaluation, adoption, and governance of AI-assisted development and intelligent automation tools as they are approved