• Design and maintain enterprise database architecture supporting HRIT and HCM enterprise systems. • Develop conceptual, logical, and physical database models aligned with enterprise architecture and data standards. • Define and enforce database design standards, naming conventions, and schema governance practices. • Architect scalable and high-performance database platforms capable of supporting enterprise HR operations. • Design strategies for database indexing, partitioning, query optimization, and workload management. • Architect high availability and fault-tolerant database environments. • Develop backup, recovery, replication, and disaster recovery strategies for mission-critical systems. • Monitor and optimize database performance to support high-volume transactional workloads. • Architect and support data integration strategies across enterprise systems, APIs, and service platforms. • Collaborate with development teams to ensure applications follow database architecture and performance best practices. • Support data migration efforts, including transformation, validation, and testing strategies. • Design database solutions that enable enterprise reporting, analytics, and operational data exchange. • Implement database security architectures aligned with federal cybersecurity requirements. • Ensure compliance with NIST security standards, federal records management policies, and accessibility requirements (Section 508). • Define data protection mechanisms including encryption, role-based access control, and auditing capabilities. • Participate in architecture reviews, code reviews, and system design discussions.