▷ [Urgent] DB2 Database Administrator (DBA) – z/OS Platform

2 days ago

Bengaluru, India TECEZE Full time

Job Title: DB2 Database Administrator (DBA) – z/OS Platform

Company: TECEZE

Location: Bangalore / Chennai / Noida (Hybrid)

Experience: 5+ Years

Role Summary

We are seeking an experienced DB2 Database Administrator (DBA) on the z/OS mainframe platform to join our team. The DBA will be responsible for the installation, configuration, performance tuning, security, and maintenance of IBM DB2 databases on z/OS. This role plays a critical part in ensuring high availability, data integrity, and compliance across enterprise-level, mission-critical systems.

Key Responsibilities

Database Administration:

- Install, configure, and manage DB2 subsystems, buffer pools, and storage groups.
- Administer DB2 utilities and maintain database objects.

Performance Tuning & Optimization:

- Monitor and optimize database and SQL query performance.
- Analyze workloads, indexing strategies, and adjust system parameters for efficiency.

Backup, Recovery & Disaster Planning:

- Design, implement, and test backup/recovery procedures.
- Define and execute disaster recovery strategies.

Security & Compliance:

- Manage database security with RACF and DB2 access controls.
- Ensure adherence to data governance, compliance, and audit requirements.

Automation & Monitoring:

- Automate routine DBA tasks using scripting (REXX, Shell, Python).
- Proactively monitor databases using tools to prevent outages.

Collaboration & Support:

- Partner with application developers, system programmers, and infrastructure teams.
- Provide support during deployments, upgrades, and incident troubleshooting.

Documentation & Standards:

- Maintain detailed technical documentation and knowledge base.
- Define and enforce database standards, policies, and best practices.

Required Skills & Qualifications

Technical Expertise:

- Hands-on experience with DB2 for z/OS (v10–v12).
- Proficiency in JCL, TSO/ISPF, VSAM, DB2 utilities.
- Familiarity with SMP/E, RACF, IBM MQ for z/OS, IMS, and CICS connectivity with DB2.
- Strong knowledge of DB2 DDF (Distributed Data Facility) and remote connectivity.

Experience:

- Minimum 5+ years of experience in DB2 administration on z/OS.
- Proven expertise in performance tuning, disaster recovery, and automation.

Soft Skills:

- Excellent problem-solving, troubleshooting, and analytical skills.
- Strong communication and teamwork abilities.
- Ability to work independently in a hybrid setup.

Education & Certifications (Preferred):

- IBM Certified Database Administrator – DB2 for z/OS or equivalent.

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