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About the Role
We are seeking a highly skilled Mainframe DB2 Systems Administrator to manage and support DB2 for z/OS subsystems in a mission-critical enterprise environment. This role is responsible for installation, configuration, performance tuning, and overall health of DB2 subsystems, ensuring high availability, security, and optimal performance.
Responsibilities
- Install, configure, and maintain DB2 for z/OS subsystems
- Perform version upgrades, patching (PTFs/APARs), and system maintenance
- Manage subsystem configuration and initialization parameters
- Maintain core DB2 components: ZPARMs (DSNZPARM), Buffer pools, Logs and BSDS, Catalog and directory
- Monitor and tune DB2 system-level performance (CPU, memory, I/O)
- Optimize: Buffer pools, Locking and concurrency, Thread and connection performance
- Support capacity planning and performance analysis using DB2 and system tools
- Manage and support: DB2 Data Sharing environments (Sysplex), Coupling Facility integration, Workload balancing and failover
- Ensure DB2 availability and resilience through DR strategies
- Analyze and resolve: Subsystem failures, Dumps, logs, and abends, Connectivity issues affecting DB2 operations
- Perform root cause analysis and implement preventive actions
- Support interaction with: Batch (JCL), CICS, IMS, MQ and distributed systems
Requirements
- 7–12+ years of mainframe experience
- 3–5+ years in DB2 Systems Programming / Administration
- Experience with IBM DB2 for z/OS and Replication products (Qrep, SQLrep and CDC) - software installation, version upgrades and maintenance, certification testing, documentation of operational procedures, disaster recovery testing
- Deep knowledge of ZPARMs and subsystem configuration
- Deep knowledge of Buffer pools, logs, BSDS, catalog/directory
- Strong troubleshooting skills for System-level DB2 issues
- Strong troubleshooting skills for Performance and connectivity problems
- Proficiency in JCL, TSO/ISPF, SDSF
- Proficiency in SMP/E (preferred)
- Familiarity with DB2 utilities and performance tools
- Familiarity with Monitoring tools (OMEGAMON, MainView)
- Knowledge of DevOps tools for mainframe (Endevor, ISPW, etc.)
- Exposure to Cloud integration or hybrid architectures
- Experience with Large-scale DB2 upgrades or migrations
- Experience with Performance optimization initiatives
- Knowledge of Modernization tools (z/OS Connect, APIs)
- Experience with software support for BMC for DB2 Tools, IBM z/OS Connect, Software AG ADABAS and Natural products
- Programming experience with REXX
- Working knowledge of SQL, JIRA, SMP/E, RACF, TCP/IP, Network certificates, Splunk
- Working knowledge of other Mainframe Subsystems (CICS, IMS, MQ)
Skills
- DB2 for z/OS
- DB2 Replication products (Qrep, SQLrep and CDC)
- ZPARMs
- Buffer pools
- Logs
- BSDS
- Catalog/directory
- JCL
- TSO/ISPF
- SDSF
- SMP/E
- DB2 utilities
- Performance tools
- OMEGAMON
- MainView
- DevOps tools for mainframe (Endevor, ISPW, etc.)
- Cloud integration
- Hybrid architectures
- Modernization tools (z/OS Connect, APIs)
- BMC for DB2 Tools
- IBM z/OS Connect
- Software AG ADABAS
- Software AG Natural
- REXX
- SQL
- JIRA
- RACF
- TCP/IP
- Network certificates
- Splunk
- CICS
- IMS
- MQ
Location
- Phoenix, AZ
- Dallas/Houston, TX
- Charlotte, NC
- New Jersey area
Work Type
- Onsite (3 days a week)
Experience Level
- 7-12+ years mainframe experience
- 3-5+ years DB2 Systems Programming / Administration experience
Benefits
- Opportunities for Cloud Hyperscalers
- Hands-on experience
- Learning opportunities
- Chance to certify in all four major platforms
- Benefits that give you choice, reflect the diversity of our employees and support you and your family
- Employee learning programs
- Access to certifications (Microsoft, Google, Amazon, Skillsoft, etc.)
- Company-wide volunteering and giving platform
About the Company
- Kyndryl designs, builds, manages and modernizes mission-critical technology systems.
- Kyndryl is always moving forward, pushing to go further in efforts to build a more equitable, inclusive world.
- Kyndryl works with clients in a variety of industries, from banking to retail.
- Kyndryl offers opportunities to grow careers from Junior System Administrator to Architect.
- Kyndryl has state-of-the-art resources and Fortune 100 clients.
- Kyndryl cares about employee well-being.
- Kyndryl invests heavily in employees' success.
Equal Opportunity
- Diversity is welcomed, including people of all cultures, backgrounds, and experiences.
- Kyndryl Inclusion Networks create a workplace where all Kyndryls can find and provide support and advice.
- Kyndryl gives employees the ability to bring their whole selves to work.
- Kyndryl supports the activation of an equitable culture.