Mainframe System Programmer

Veridic Solutions; United States; On-site; USD 120,000 - 150,000; Full time

Job summary

Veridic Solutions seeks a seasoned IMS/DB2 z/OS specialist to manage and optimize IBM z/OS environments. You will administer IMS DB and IMS TM, tune buffer pools, and implement backup/recovery and DR strategies for high availability across distributed systems.

Candidates should have hands-on experience with z/OS Connect REST integration and monitoring tools like OMEGAMON/MainView/RMF, plus automation skills (REXX, Ansible, z/OSMF). This is an on-site senior role in the United States.

Qualifications

• 7+ years of experience with IBM z/OS.
• Hands-on IMS DB and IMS TM administration.
• Deep knowledge of DBD/PSB/ACB management.
• IMS control regions and transaction processing.
• Buffer pool tuning and performance optimization.
• Experience with IMS utilities, backup/recovery, and DR strategies.
• Strong troubleshooting: dump analysis, log analysis, abend resolution.
• Experience integrating IMS with DB2, CICS, MQ and distributed systems.
• Familiarity with RACF security controls for IMS environments.
• Experience with SMP/E, JCL, TSO/ISPF, SDSF.
• Understanding of Sysplex and high availability architectures.
• Exposure to IMS modernization or API enablement (z/OS Connect, REST).
• Experience with monitoring tools: OMEGAMON, MainView, RMF.
• Knowledge of automation tools: REXX, Ansible, z/OSMF workflows.

Skills

IBM z/OS

IMS DB

IMS TM

DB2

CICS

MQ

RACF security

SMP/E

JCL

TSO/ISPF

SDSF

Sysplex/HA

z/OS Connect

Tools

OMEGAMON

MainView

RMF

REXX

Ansible

z/OSMF workflows

Job description

• 7+ years of experience with IBM z/OS operating system
• Hands-on experience with IMS DB and IMS TM administration
• Deep knowledge of:
• DBD/PSB/ACB management
• IMS control regions and transaction processing
• Buffer pool tuning and performance optimization
• Experience with IMS utilities, backup/recovery, and DR strategies
• Strong troubleshooting skills (dump analysis, log analysis, abend resolution)
• Experience integrating IMS with:
• DB2, CICS, MQ, and distributed systems
• Familiarity with RACF security controls for IMS environments
• Experience with SMP/E, JCL, TSO/ISPF, SDSF
• Understanding of Sysplex and high availability architectures

Preferred Experience:

• Exposure to IMS modernization or API enablement (z/OS Connect, REST integration)
• Experience with monitoring tools (e.g., OMEGAMON, MainView, RMF)
• Knowledge of automation tools (REXX, Ansible, z/OSMF workflows)
• Experience with DB control, TCPIP, ZOS Connect, Assembler routines.
• Skill and experience with IMS Routines & Exit Routines will be a big plus.