Mainframe Programmer
Cognowiz
Dice Job Match Score™
🔢 Crunching numbers...
Job Details
Skills
- IBM DB2
- Disaster Recovery
- JCL
- Mainframe
- Root Cause Analysis
- TCP/IP
- z/OS
- Performance Tuning
- SQL
- CICS
- Db2
Summary
- 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
- 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
- Buffer pools, logs, BSDS, catalog/directory
- Strong troubleshooting skills for:
- System-level DB2 issues
- Performance and connectivity problems
- Proficiency in:
- JCL, TSO/ISPF, SDSF
- SMP/E (preferred)
- Familiarity with:
- DB2 utilities and performance tools
- 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
- 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)
- Dice Id: RTX1d96e9
- Position Id: 9125439
- Posted 1 day ago
Company Info
About Cognowiz
CognoWiz is an innovative and professional services provider firm with expertise on Analytics solutions. We serve you to make better business decisions. Since our founding by a team of ex-consultants, we have focused solely on Business Intelligence Analytics. Based on our background, we have built the company with an emphasis on process and methodology that enables us to deliver repeatable results of high quality to our clients. Our strong customer partnerships based on collaboration and quality of service have allowed us to grow and serve our customers better.
As a service provider, our team members, both internal and external, are the core of who we are as a company. Our team members have deep knowledge required to understand our clients’ needs and to deliver professionals with the right skills and experience for successful projects.
Our work environment is dynamic and challenging. We are focused on attracting and retaining top talent in the industry through an emphasis on entrepreneurship, creativity, innovation and stability.
