Senior Mainframe DB2 DBA (z/OS)

Hybrid in Bloomington, IL, US • Posted 8 hours ago • Updated 8 hours ago
Full Time
No Travel Required
On-site
Depends on Experience
Fitment

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Job Details

Skills

  • Mainframe DB2
  • z/OS
  • IMS DB
  • IBM IMS
  • IBM DB2
  • Mainframe
  • Utility Generator
  • Recovery
  • SQL
  • Program Specification Block
  • SQL Tuning
  • PostgreSQL

Summary

Senior Mainframe DB2 DBA (z/OS)

Bloomington, IL

Full Time

Summary
Seeking an experienced Mainframe DB2 DBA with strong hands-on expertise in managing critical DB2 (z/OS) databases across production and non-production environments. The role focuses on database administration, performance tuning, production support, and collaboration with application and infrastructure teams. IMS DB experience is preferred; PostgreSQL exposure is a plus.

Key Responsibilities

  • Administer and maintain DB2 (z/OS) databases, tables, and physical data models.
  • Manage database maintenance, backup, recovery, and utility jobs.
  • Review SQL, optimize queries, and implement indexing strategies.
  • Support data load/unload, data movement, and migration activities.
  • Monitor, troubleshoot, and resolve database performance and production issues.
  • Collaborate with application teams on database design, access, and governance.
  • Support database availability, capacity planning, and operational stability.
  • (Preferred) Support IMS DB administration, including DBD/PSB maintenance and utilities.
  • (Optional) Provide PostgreSQL database administration and performance support.

Required Qualifications

  • Strong hands-on experience with DB2 for z/OS.
  • Proven experience supporting mission-critical databases across multiple environments.
  • Expertise in SQL tuning, indexing, and database performance optimization.
  • Experience with database maintenance, production support, and data movement.
  • IMS DB experience/exposure preferred; PostgreSQL knowledge is an advantage.
  • Strong collaboration, communication, and problem-solving skills.
  • Ability to work effectively in high-pressure, production support environments.
Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.
  • Dice Id: 10354711
  • Position Id: 9023301
  • Posted 8 hours ago
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