• Responsible for z/OS DB2 system, application object and program product installation and management • Conduct disaster recovery for the DB2 system and application objects • Maintain and create processes and procedures for tasks and duties • Provide DB2 Database design and Implementation, configuration, and planning • Perform SQL coding & tuning • Identify problem determination & diagnosis • Provide Level 2 /3 support for all DB2 for zOS issues • Provide off-hour support, 7x24 coverage

• Administer and maintain enterprise relational databases including Oracle, SQL Server, and PostgreSQL within secure production environments. • Monitor database health and troubleshoot performance issues to ensure stable and reliable operations. • Execute database backup and recovery procedures and assist in maintaining high-availability configurations. • Perform patching, vulnerability remediation, and STIG compliance activities aligned with established RMF and IAVM processes. • Manage database user access, permissions, and role-based access controls in accordance with security policies. • Support ETL developers, platform administrators, and data engineers by assisting with database-related troubleshooting and data integration needs. • Maintain database documentation, operational runbooks, and standard procedures to support ongoing sustainment. • Work within Agile and secure delivery environments to support database operations and release activities.

• Lead administration and architecture oversight of enterprise relational databases including Oracle, SQL Server, and PostgreSQL within secure production and cloud-hosted environments. • Design and optimize database performance strategies, including advanced SQL query tuning, indexing strategies, and resource optimization. • Architect and maintain high-availability and disaster recovery solutions, ensuring resilient backup and recovery capabilities. • Oversee patching, vulnerability remediation, and STIG compliance activities aligned with RMF, IAVM, and federal cybersecurity frameworks. • Define and enforce database security models, access controls, and RBAC configurations to ensure secure and auditable operations. • Collaborate with ETL developers, platform administrators, and data engineers to improve data pipelines, integration workflows, and overall platform performance. • Support modernization efforts, including cloud migrations, performance enhancements, and automation initiatives within secure delivery environments. • Mentor junior DBAs and provide technical guidance on database standards, performance best practices, and operational procedures. • Contribute to Agile and DevSecOps practices to ensure database environments remain hardened, scalable, and accreditable.

• Manage RDBMS and NoSQL solutions • Ensure database performance, scalability, high availability, and disaster recovery across environments deployed on bare-metal servers and virtual machines • Implement and manage replication сhains, partitioning / sharding, backups • Assist development teams in creating, optimizing, and problem solving with RDBMS and NoSQL solutions • Troubleshooting • Drive automation using Terraform, Puppet, and custom tooling for infrastructure and database lifecycle management