{"schemaVersion":"jobsearcher.job.v1","id":"febeaf97ea991f33cb4343f9","url":"https://jobsearcher.com/jobs/febeaf97ea991f33cb4343f9","canonicalUrl":"https://jobsearcher.com/jobs/febeaf97ea991f33cb4343f9","title":"Mainframe Systems Programmer/Mainframe DBA","description":"Mainframe Systems Programmer/Mainframe Database Administrator (DBA)Downey, CA12+ monthsRequired Skills:The Mainframe Systems Programmer/DBA for Legacy Systems manages different types of databases, such as hierarchical (IMS), relational (DB2), and file-based (ADABAS), and is responsible for planning and upgrading the database environments on a County-established basis; verifying the health of all the databases; database administration technical consulting for application and operations teams for the purpose of project planning/development; maintenance on production database systems; performance of technical reviews for existing systems that utilize one of the following database management systems (DBMS): ADABAS, DB2 or IMS; performance of evaluations for the purposes of selecting new or fine-tuning existing DBMS software; consultation with project development teams to provide recommendations on database design; development of logical and physical database designs; creation of overviews of logical database designs; creation of physical databases; database capacity planning; development and use of backup and recovery procedures for databases; database performance monitoring; database space monitoring; database reorganizations; database replication; database compression and database partitioning. The following technology skill sets are required to perform in this classification. IBM: 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, IMS & DB2 BMC Tools, N20/TRIM.This classification must have a minimum of seven (7) years of experience as a Systems Programming/DBA, with at least three (3) years of that experience in a lead role.This classification requires the possession of a bachelor’s degree in an IT-related or engineering field.Desired Skills:Z/OS 2.4, HCD/IODEF, Z13S, Z15, SMP/E, ASSEMBLER, JCL, COBOL, ACF2, SYSPLEX coupling facility, HMC (Processor Interface), OSA (Networking Interface), ICC (Integrated Console Controller), FICON (Fiber connectivity to peripheral devices), z/OS Open System and Unix Systems Services (USS) on the Mainframe. CLIST, REXX, FICON switch configuration and definition in HCD, Server Time Protocol (STP) configuration.15 Years of experience with Z/OS operating system upgrade, 10 Years of experience with Mainframe hardware upgrade projects. 6 Years of experience with HCD & HMC. 4 Years of experience with DB2 or IMS or IBM Tools installation. 2 Years of Experience with mainframe storage.Additional Information: This is not Mainframe application developer role. This is strictly Z/OS System programmer role.RegardsSunil DamagallaWest Advanced Technologies, IncE: sunil.d@wati.","company":"Wati","rawCompany":"wati","city":"Downey","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-08-25T05:52:07.564Z","occupations":[{"code":"15-1242.00","title":"Database Administrators","slug":"database-administrators"},{"code":"15-1244.00","title":"Network and Computer Systems Administrators","slug":"network-and-computer-systems-administrators"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541519","title":"Other Computer Related Services","slug":"other-computer-related-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Mainframe Systems Programmer/Mainframe DBA","description":"Mainframe Systems Programmer/Mainframe Database Administrator (DBA)Downey, CA12+ monthsRequired Skills:The Mainframe Systems Programmer/DBA for Legacy Systems manages different types of databases, such as hierarchical (IMS), relational (DB2), and file-based (ADABAS), and is responsible for planning and upgrading the database environments on a County-established basis; verifying the health of all the databases; database administration technical consulting for application and operations teams for the purpose of project planning/development; maintenance on production database systems; performance of technical reviews for existing systems that utilize one of the following database management systems (DBMS): ADABAS, DB2 or IMS; performance of evaluations for the purposes of selecting new or fine-tuning existing DBMS software; consultation with project development teams to provide recommendations on database design; development of logical and physical database designs; creation of overviews of logical database designs; creation of physical databases; database capacity planning; development and use of backup and recovery procedures for databases; database performance monitoring; database space monitoring; database reorganizations; database replication; database compression and database partitioning. The following technology skill sets are required to perform in this classification. IBM: 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, IMS & DB2 BMC Tools, N20/TRIM.This classification must have a minimum of seven (7) years of experience as a Systems Programming/DBA, with at least three (3) years of that experience in a lead role.This classification requires the possession of a bachelor’s degree in an IT-related or engineering field.Desired Skills:Z/OS 2.4, HCD/IODEF, Z13S, Z15, SMP/E, ASSEMBLER, JCL, COBOL, ACF2, SYSPLEX coupling facility, HMC (Processor Interface), OSA (Networking Interface), ICC (Integrated Console Controller), FICON (Fiber connectivity to peripheral devices), z/OS Open System and Unix Systems Services (USS) on the Mainframe. CLIST, REXX, FICON switch configuration and definition in HCD, Server Time Protocol (STP) configuration.15 Years of experience with Z/OS operating system upgrade, 10 Years of experience with Mainframe hardware upgrade projects. 6 Years of experience with HCD & HMC. 4 Years of experience with DB2 or IMS or IBM Tools installation. 2 Years of Experience with mainframe storage.Additional Information: This is not Mainframe application developer role. This is strictly Z/OS System programmer role.RegardsSunil DamagallaWest Advanced Technologies, IncE: sunil.d@wati.","datePosted":"2026-08-25T05:52:07.564Z","dateModified":"2026-08-25T05:52:07.564Z","hiringOrganization":{"@type":"Organization","name":"Wati","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Downey","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"febeaf97ea991f33cb4343f9"},"url":"https://jobsearcher.com/jobs/febeaf97ea991f33cb4343f9"}}