IBM Mainframe DB2 Specialist

Cognizant

Confirmed live today High trust
Hybrid

Quick summary

Work type
Hybrid
Location
Hartford, CT
Salary
$100,000–$115,000 / yr
Posted
14 days ago
Freshness
Confirmed live today

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $153k
This role $108k
$90k $190k
below market most similar roles pay here above market

This role pays less than 90% of similar roles. Most pay $126,800–$179,000 — the blue band above. At the midpoint, this role pays about $108k versus about $153k for comparable roles.

Based on 240 similar postings.

Employer

About Cognizant

Cognizant is a multinational IT services and consulting company offering digital transformation, technology, and business process services. It serves clients across financial services, healthcare, manufacturing, and other industries worldwide.

Cognizant currently has 330 open roles on FindRole.

Listed pay typically runs $100,000–$135,000 across 211 roles with salary data.

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At a glance

TL;DR · IBM Mainframe DB2 Specialist

As an IBM Mainframe DB2 Specialist within the Cloud Infrastructure and Security team, you will manage, optimize, and support DB2 for z/OS environments powering critical enterprise applications. Your daily responsibilities include installing, configuring, and patching DB2 subsystems, performing schema management, and executing database design reviews. You will ensure high availability and security by managing backups, disaster recovery planning, and access controls. Key tasks involve SQL tuning, indexing strategies, and capacity planning while leading migration and version upgrade initiatives. You will utilize technologies including JCL, REXX, Python, TSO/ISPF, and tools like CA7, TWS, or Control-M. This role solves complex production issues and supports mainframe modernization initiatives, ensuring the reliability of business-critical workloads through proactive performance forecasting and automated DBA processes within a production environment.

What you'll do

  • Administer and maintain IBM DB2 databases within z/OS mainframe environments.
  • Install, configure, patch, and upgrade DB2 subsystems and related components.
  • Monitor and optimize database performance through SQL tuning, indexing, and DB2 utilities.
  • Manage database backup, recovery, disaster recovery planning, and recovery testing.
  • Administer database security, access controls, and compliance requirements.
  • Troubleshoot and resolve complex production issues impacting database services and applications.
  • Lead DB2 migration and version upgrade initiatives while minimizing operational risk.
  • Automate routine DBA activities using JCL, REXX, and Python.

What we're looking for

  • 8+ years of hands-on experience administering IBM DB2 for z/OS in enterprise production environments.
  • Deep expertise with IBM Mainframe technologies including z/OS, JCL, TSO/ISPF, and core DB2 administration tools.
  • Proven experience with DB2 performance tuning, SQL optimization, indexing strategies, RUNSTATS, and REORG.
  • Experience planning and executing database backup, recovery, disaster recovery, migration, and version upgrade activities.
  • Strong knowledge of database security principles, RACF, access management, and compliance best practices.
  • Experience automating DBA processes using REXX, Python, JCL, or similar scripting technologies.
  • Experience supporting mainframe modernization initiatives including transformation, migration, or adoption of cloud-based technologies.
  • Experience with enterprise scheduling and batch-processing tools such as CA7, TWS, or Control-M.

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