Mainframe IMS & DB2 DBA
On-siteShaikpet, State of Telangāna, Republic of India
Job Summary
Provide 24x7 production support with rotational shifts and on-call responsibilities for mainframe database environments. Administer, monitor, and maintain DB2 for z/OS, IMS, VSAM, and IDMS systems while implementing backup, recovery, high availability, and disaster recovery strategies. Perform health checks, optimize configurations, and automate routine operations using JCL, REXX, Python, and Shell scripting. Execute patching, upgrades, and migrations with minimal downtime, collaborating with application teams for issue resolution and root cause analysis. This role offers 7+ years of experience requirements, hybrid work modes across multiple Indian cities, and a contract-to-hire path with compensation exceeding market rates.
Required Qualifications
- Bachelor's degree in Computer Science, IT, or related field
- 7+ years DBA experience managing mainframe databases (DB2 z/OS, IMS, VSAM, IDMS, etc.)
- Strong understanding of mainframe database architecture, performance tuning, scaling, partitioning, and throughput optimization
- Expertise in scripting (JCL, REXX, Python, Shell) and automation tools
- Experience with HA/DR strategies, replication, backup, and recovery
- Knowledge of database monitoring tools such as Dynatrace, Azure Monitor, Nagios
- Experience supporting cloud migrations or hybrid environments (Azure/GCP preferred)
- Strong understanding of database security, compliance, and auditing practices
- Proven experience in database upgrades, patching, and migrations
- Excellent troubleshooting, communication, and documentation skills
- Must be able to lift 50 lbs
Desired Qualifications
- Mainframe DBA certifications
- Experience with modernization or migration projects (mainframe to distributed/cloud platforms)
- Exposure to cloud database platforms (Azure, GCP)
- Experience with automation tools such as PowerShell, Ansible, Terraform, Shell scripting
- Familiarity with additional mainframe technologies such as CICS, IMS, VSAM
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