Mainframe IMS & DBA

Cloudxtreme; Hyderabad, Chennai District, Bengaluru; On-site; INR 2,200,000 - 3,200,000; Full time

Job summary

Cloudxtreme in Hyderabad seeks an experienced Mainframe DB Administrator to manage DB2 z/OS, IMS, and related environments. You will optimize performance, enforce security, and drive cloud migrations in Azure and GCP while automating routine tasks with scripting and IaC.

The role requires 7+ years of hands-on DBA experience, strong scripting skills, and the ability to handle multiple priorities in a fast-paced operations setting. Excellent communication and documentation are essential.

Qualifications

• Bachelor's degree in CS/IT or related field.
• 7+ years as a DBA for Mainframe DB environments (DB2 z/OS, IMS, VSAM, IDMS).
• Knowledge of maintenance DB architecture, scaling, distribution, partitioning and throughput.
• Strong scripting and database troubleshooting skills.
• Ability to optimize performance by tuning queries, indexes and configs.
• Security best practices: authentication, access control, encryption, compliance.
• Proficiency with JCL, Mainframe utilities, and automation scripting (REXX, Python).
• Experience with Azure and GCP cloud DB deployments, migrations, upgrades.
• Automate routine ops using scripting and IaC; Azure automation.
• HA, replication, backup/recovery, and failover strategies for Mainframe.
• Monitoring tools (Dynatrace, Azure Monitor, Nagios) and automation (Ansible, Terraform).
• Strong database security understanding.
• Patching, upgrading, migrating databases experience.
• Manage multiple priorities in fast-paced operations.
• Support DB audit requirements and license management.
• Excellent communication and documentation skills.

Skills

Database administration

Mainframe DBMS

Performance tuning

Scripting

Automation

HA/DR

Security best practices

Cloud DB migrations

IaC tooling

Monitoring tools

Patch/upgrade

Multi-priority handling

Documentation

Education

Bachelor's degree in CS/IT or related field

Tools

JCL

Dynatrace

Azure Monitor

Nagios

Terraform

Ansible

Job description

Role & responsibilities

Required Skills and Experience

• Bachelors degree in Computer Science, Information Technology, or related field.
• 7+ years of hands-on experience as a DBA managing Mainframe database environments(e.g., IBM DB2 for z/OS, IMS, VSAM, IDMS. etc)
• In-depth knowledge of Maintenance DB architecture, scaling, global distribution, partitioning, consistency models, and throughput management.
• Strong scripting and database troubleshooting skills.
• Proactively analyze and optimize database performance—tuning queries, indexes, and configurations.
• Enforce security best practices, including authentication, access control, data encryption, and compliance monitoring
• Proficiency with Mainframe utilities, JCL, scripting (REXX, Python, or other), and automation tools.
• Support cloud database deployments, migrations, and upgrades within Azure and GCP environments,
• Automate and optimize routine operational tasks using scripting (Python, shell scripting, IaC etc) and Azure automation tools.
• Deep knowledge of high availability (HA), replication, backup/recovery, and failover strategies for Mainframe.
• Experience with database monitoring tools - Dynatrace, Azure Monitor, Nagios etc and automation frameworks such as Ansible and Terraform .
• Solid understanding of database security best practices.
• Proven experience with patching, upgrading, and migrating databases.
• Ability to manage multiple priorities in a fast-paced operations setting.
• Ability to support DB audit requirements and license management.
• Excellent communication and documentation skills.