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Systems Programmer/DBA- ADABAS/CICS/IMS

Teknita LLC -
Downey, CA

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Job Details

Qualifications

Data replication
DB2
Tooling
Database backup and recovery
IT system monitoring
Data recovery
Database security hardening
Server backup and recovery
Enterprise software support
Database security management
Database server management
CICS
Assembly language
Data Security (Data management)
Mainframe
COBOL
Scripting
Mainframe development
Data backup
Capacity planning
Technical writing experience within technology
Database replication implementation
System performance monitoring

Full Job Description

Systems Programmer/DBA- ADABAS/CICS/IMS

Job ID# 10TEK0869-052226 – Posted 05/22/2026 – Downey, CA

Key Responsibilities

We are seeking an experienced Mainframe Systems Programmer/DBA to lead and support complex database system initiatives for legacy enterprise environments. This role is responsible for the installation, configuration, maintenance, enhancement, testing, and implementation of core database and system software products supporting enterprise database architecture and business operations. The ideal candidate will possess strong expertise in mainframe database administration, systems programming, performance tuning, and legacy platform support within large-scale enterprise environments.

Lead and/or support complex database upgrade, installation, configuration, testing, implementation, and maintenance projects.
Manage and maintain mainframe database environments including hierarchical, relational, and file-based database systems such as IMS, DB2, and ADABAS.
Plan and execute database upgrades and enhancements in alignment with organizational standards and operational requirements.
Monitor and verify database health, performance, capacity, and availability across production environments.
Provide technical consulting and support to application development and operations teams for project planning and implementation activities.
Perform technical reviews and evaluations of systems utilizing ADABAS, DB2, and IMS database management systems.
Develop logical and physical database designs, including database structures, storage allocation, partitioning, compression, replication, backup, and recovery strategies.
Conduct database reorganizations, performance tuning, and space management activities to ensure optimal system performance.
Evaluate new database management tools and software products and recommend improvements to existing environments.
Support database security, integrity, and disaster recovery processes.
Maintain technical documentation related to database architecture, procedures, and system configurations.

Required Skills:

Strong expertise with IBM mainframe technologies and database environments.
Hands-on experience with IBM z/OS, IMS, DB2, ADABAS, SMP/E, JCL, IMS DB/DC, and CICS.
Experience with ACF2 security administration and tools such as IBM File Manager, DELTA/IMS, NATURAL/SUPERNAT, ENTIREX, CA SPOOL, IMS & DB2 BMC Tools, and N20/TRIM.
Knowledge of ASSEMBLER, COBOL, and REXX scripting/programming.
Strong understanding of database administration concepts including backup/recovery, performance monitoring, capacity planning, replication, compression, and partitioning.
Ability to troubleshoot and resolve complex database and systems-related issues.
Strong analytical, communication, and documentation skills.

Additional Skills Required

IMS DB/DC
CICS
ADABAS
NATURAL
N2O
TRIM
NATSECURITY

Experience Requirements

Minimum seven (7) years of experience as a Systems Programmer/DBA in a mainframe environment.
At least three (3) years of experience in a lead or senior technical role.
Proven experience supporting enterprise legacy systems and mission-critical database environments.

Education:

Bachelor’s degree in Information Technology, Computer Science, Engineering, or a related technical field.

Additional Information:

This position follows a hybrid work schedule. The selected candidate will be required to work on-site two (2) days per week.
Please note: this is a Systems Programmer/DBA position focused on mainframe infrastructure and database administration. Mainframe application developer profiles will not be considered for this role.

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