Senior Oracle Database Administrator; Tantus

Senior Oracle Database Administrator (Tantus)

Government Services United States Bethesda, Maryland

Position summary

In anticipation of a recompete contract award, Tantus, a Sikich Subsidiary is looking for a Senior Oracle Database Administrator.

• Administer Oracle Enterprise Edition databases in standalone and multitenant (container/pluggable) architecture across development, test, staging, and production environments in Microsoft Azure
• Configure and maintain Oracle Data Guard for maximum availability and disaster recovery across all environments
• Implement, configure, and maintain Oracle Golden Gate bidirectional replication between internal and external database environments
• Perform Oracle Recovery Manager (RMAN) backup and recovery operations including point-in-time recovery and cross-platform restores
• Install, patch, and maintain Oracle Enterprise Edition databases including Transparent Data Encryption (TDE), auditing, and Oracle Connection Manager
• Administer Oracle Enterprise Manager (OEM) for performance monitoring, job scheduling, patch compliance, and target management
• Install, configure, and maintain MySQL instances on Ubuntu Linux in Microsoft Azure including replication, encryption, and automated backup strategies
• Analyze, troubleshoot, and optimize SQL and PL/SQL code including materialized views, stored procedures, complex queries, and ETL processes
• Coordinate and maintain access to upstream federal enterprise systems on behalf of the agency including centrally managed data repositories
• Support and maintain agency data mart operations including nightly data pulls from enterprise systems and ETL ingestion from external data sources
• Perform database security administration including account management, privilege assignment, TDE, auditing, and compliance with FISMA and agency ISSO security mandates
• Author and maintain database standard operating procedures (SOPs) covering installation, configuration, migration, patching, replication, backup and recovery, and Oracle Enterprise Manager and Golden Gate operations
• Conduct capacity planning, sizing, and performance requirements analysis for database infrastructure in Azure
• Support FISMA security assessment and authorization activities as they relate to database environments
• Provide advisory support to developers and architects on database design, performance tuning, and integration with federal enterprise platforms
• Conduct proactive vulnerability remediation through regular Oracle CPU patch application across all environments

• U.S. Citizenship and ability to obtain/maintain a Public Trust clearance.
• Minimum 10 years of Oracle database administration experience; 20-plus years preferred
• Bachelor's degree in Management Information Systems, Computer Science, Information Technology, or a related field required
• Demonstrated expertise with Oracle Enterprise Edition on Windows, Linux, and Unix platforms including Oracle 19c
• Proficiency in SQL and PL/SQL including performance tuning, query optimization, explain plan and autotrace analysis, index strategies, and partitioning
• Hands‑on experience with Oracle Data Guard, RMAN, Oracle Golden Gate replication, Oracle Connection Manager, and Oracle Enterprise Manager
• Experience with Oracle multitenant architecture including container databases and pluggable databases
• Experience administering Oracle databases in Microsoft Azure IaaS environments including VM provisioning and Azure‑specific sizing and availability configurations
• Experience with MySQL administration on Ubuntu Linux including replication, encryption, and backup strategies
• Experience with Oracle Transparent Data Encryption (TDE) and auditing
• Experience with ETL processes and data integration from external data sources and centrally managed federal enterprise databases
• Proficiency with scripting languages including SQL, PL/SQL, T‑SQL, Perl, and Python for automation and operational tasks
• Familiarity with FISMA security assessment and authorization activities and federal agency ISSO requirements

• Oracle Certified Professional (OCP) certification for Oracle 19c
• Experie…