IBM DBWarehouse Administrator

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Job#: 3016528

Apex Systems is seeking a DB2 Warehouse Administrator to support the implementation, migration, and ongoing operations of our client’s enterprise Data Warehouse, migrating from existing vendor-hosted AWS to client-hosted AWS infrastructure. This role will play a critical part in the migration from vendor-hosted to client-hosted AWS environment, initial configuration, and ongoing administration of IBM DB2 Warehouse, support data migration activities from vendor-hosted to client-hosted AWS infrastructure, collaborate closely with ETL and Data Stage teams, and ensure the performance optimization, security, reliability, and ongoing maintenance operations after the migration of the Data Warehouse platform.

The ideal candidate will have strong hands‑on DBA experience in DB2 Warehouse, familiarity with cloud-based environments, and a solid understanding of healthcare or Medicaid data.

• Install, configure, and administer IBM DB2 Warehouse in an AWS environment
• Perform database provisioning, patching, upgrades, and configuration management
• Monitor database health, availability, and capacity; proactively address performance issues
• Implement and maintain backup, recovery, and disaster recovery strategies
• Manage database security, user access, roles, and privileges in alignment with State security policies
• Support audit, logging, and compliance requirements applicable to State and Federal systems

• Support initial data migration from vendor-hosted AWS to state-hosted AWS into DB2 Warehouse from legacy or source systems
• Validate data loads, data integrity, and migration outcomes
• Partner with vendors and internal teams during migration and cutover activities
• Assist in defining data standards, naming conventions, and warehouse best practices

• Work closely with IBM Data Stage, IBM Cognos, and ETL
• Optimize SQL, indexing, partitioning, and workload management
• Tune batch loads, incremental loads, and reporting queries
• Identify and resolve ETL-related performance bottlenecks
• Provide guidance on DB2 best practices for large‑scale analytical workloads

• Provide ongoing database operations and maintenance support
• Respond to incidents, perform root cause analysis, and implement corrective actions
• Participate in change management, release planning, and operational readiness activities
• Create and maintain DBA runbooks, standard operating procedures, and technical documentation
• Support production and non‑production environments

• Bachelor’s degree in Computer Science, Information Systems, or a related field (or equivalent experience)
• 8+ years of experience as a Database Administrator supporting DB2 or 3+ years of experience for DB2 Warehouse edition
• Hands‑on experience administering databases in a cloud environment (AWS preferred)
• Strong SQL skills and experience with performance tuning and query optimization
• Experience supporting enterprise data warehouse or analytical database platforms
• Familiarity with backup, recovery, high availability, and disaster recovery strategies
• Experience working in a regulated or public‑sector environment is a plus

• Experience with IBM DB2 Warehouse on AWS
• Hands‑on experience working with IBM Data Stage and IBM Cognos for ETL and Cognos reporting workloads
• Knowledge of Medicaid, healthcare claims, eligibility, provider, or encounter data
• Familiarity with HIPAA, CMS, or State/Federal data governance and security requirements
• Experience supporting large‑scale batch processing and reporting workloads
• AWS experience with services such as EC2, S3, IAM, Cloud Watch, and networking concepts

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual…