Lead Mainframe Systems Engineer

1 week ago


Downey, California, United States JRD Systems Full time

Position Overview

JRD Systems is seeking a skilled Mainframe Systems Programmer/DBA to oversee and manage various database environments. This role is essential for ensuring the stability and performance of our legacy systems.

Key Responsibilities

  • Manage diverse database types, including Hierarchical (IMS), relational (DB2), and file-based (ADABAS).
  • Plan and execute upgrades to database environments in accordance with established guidelines.
  • Monitor and verify the health and performance of all databases.
  • Provide technical consulting for application and operations teams during project planning and development phases.
  • Perform maintenance on production database systems to ensure optimal functionality.
  • Conduct technical reviews of existing systems utilizing various database management systems (DBMS) such as ADABAS, DB2, or IMS.
  • Evaluate and select new DBMS software or refine existing solutions.
  • Collaborate with project development teams to offer insights on database design.
  • Develop both logical and physical database designs, including comprehensive overviews.
  • Engage in database capacity planning and establish backup and recovery procedures.
  • Monitor database performance, manage space, and execute reorganizations as necessary.
  • Implement database replication, compression, and partitioning strategies.

Required Skills

  • Proficiency in IBM technologies: Z/OS, IMS, DB2, ADABAS, SMP/E, JCL, IMS DB/DC, CICS, ACF2, ASSEMBLER/COBOL/REXX, IBM FILE MANAGER, DELTA/IMS, NATURAL/SUPERNAT, ENTIREX, CA SPOOL, and BMC Tools for IMS & DB2.

Preferred Skills

  • Experience with SMP/E, IMS DB/DC, Assembler programming, ADABAS, NATURAL, CICS, Fast Path DB, and various IBM tools such as Pointer Checker and DB Unload utilities.

Experience Requirements

  • A minimum of 7 years in Systems Programming/DBA roles, with at least 3 years in a leadership capacity.
  • 5 years of experience specifically in IMS DB/DC Systems programming.
  • 5 years of experience with ADABAS/NATURAL Systems programming.
  • 2 years of experience with Connx software.
  • A Bachelor's degree in an IT-related or engineering discipline is required.

Additional Information

  • This position focuses solely on mainframe database systems programming, not application development.
  • Candidates should possess extensive experience in installing products on mainframe systems.
  • The role will initially require on-site presence, transitioning to a hybrid work model thereafter.


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