Mainframe DB2 DBA

We're Hiring: Mainframe DB2 DBA Location: Chandler, AZ / Plano, TX / Charlotte, NC / Jersey City, NJ (Hybrid) Job Type: ContractWe are looking for an experienced Mainframe DB2 Database Administrator (DBA) with strong hands-on expertise in IBM DB2 for z/OS to support large-scale, business-critical mainframe environments.Key Responsibilities:Administer and support DB2 databases across development, testing, and production environments.Manage DB2 objects, including tablespaces, tables, indexes, views, and databases.Perform database maintenance using DB2 utilities such as REORG, RUNSTATS, COPY, RECOVER, LOAD, and REBUILD INDEX.Conduct SQL performance tuning, access path analysis, and indexing optimization.Monitor database performance, capacity, availability, and space utilization.Manage database backup, recovery, and disaster recovery activities.Troubleshoot database issues, locking, contention, and production incidents.Develop and maintain JCL for DB2 utilities and maintenance processes.Support DB2 upgrades, migrations, application deployments, and production implementations.Required Skills:Strong hands-on experience with IBM DB2 for z/OS.Expertise in DB2 Database Administration and SQL Performance Tuning.Strong knowledge of DB2 utilities, backup/recovery, and database maintenance.Experience with JCL and working knowledge of z/OS.Knowledge of tablespaces, indexes, partitions, DB2 catalog, and locking concepts.Experience supporting large-scale production mainframe environments.Strong troubleshooting and production incident management skills.Preferred Skills:IBM DB2 Administration Tool and OMEGAMON for DB2.DB2 Query Monitor or similar performance monitoring tools.REXX, TSO/ISPF, and SDSF.DB2 Data Sharing / Parallel Sysplex environments.