Senior DB2 for z/OS Systems Programmer & Database Administrator (DBA)
Core
Senior engineer bridging DB2 z/OS Systems Programming and Database Administration, managing critical database systems, performing installations/upgrades, tuning subsystems, and automating mainframe operations.
Role type
Senior IC mainframe systems engineer (DB2 z/OS)
Builds
High-availability DB2 subsystems, automated maintenance workflows, and optimized database environments for R&D labs
Domain
Mainframe computing (z/OS) + Enterprise Database Management
Required skills
DB2 z/OS systems programming, DB2 DBA expertise, Ansible automation, Python scripting, REXX programming, SQL performance tuning, z/OS security integration, JCL, Data Sharing management
Preferred skills
CI/CD pipeline integration, REST API usage, multi-tenant database management
Technologies
DB2, z/OS, Ansible, Python, REXX, JCL, RACF/ACF2/Top Secret
Responsibilities
Perform end-to-end installation, maintenance, and version upgrades for multiple DB2 instances; Configure and tune DB2 subsystem parameters and storage; Design and maintain DB2 Data Sharing groups and high-availability configurations; Provide tier-3 DBA support and manage database design and utilities; Optimize SQL performance and resolve concurrency issues; Write and maintain automation scripts (Ansible, Python, REXX) for deployment and maintenance tasks.
Seniority
Senior, hands-on IC