Mainframe ADABAS Systems Programmer

Job Description:

DXC Technology (NYSE: DXC) helps global companies run their mission critical systems and operations while modernizing IT, optimizing data architectures, and ensuring security and scalability across public, private and hybrid clouds. The world’s largest companies and public sector organizations trust DXC to deploy services across the Enterprise Technology Stack to drive new levels of performance, competitiveness, and customer experience. Learn more about how we deliver excellence for our customers and colleagues at DXC.com.

Mainframe ADABAS/NATURAL Database System Software Support

Experience and Requirements

• Experience supporting ADABAS/NATURAL clients from a systems software perspective, including:

  • Installation and upgrades of new and existing vendor software, including at least one version upgrade of ADABAS, Natural Predict, and EntireX.

  • Application of vendor fixes, zaps, assembler source changes, and INPLs.

  • Resolution of software abends using SAG's Empower to search for abends and open/work logs with Software AG.

• Strong communication and interpersonal skills:

  • Ability to engage in active listening with coworkers, management, and clients/customers.

  • Ability to receive and convey information courteously via telephone, electronic communication, or in person.

• Project management and multitasking abilities:

  • Capability to work on multiple concurrent projects while maintaining deadlines and milestones.

Technical Expertise

• ADABAS System Knowledge:

  • In-depth experience with the ADABAS Nucleus and ADABAS Internals.

  • Understanding of buffer pool, format pool, buffer flushes, and ADABAS command and protection log procedures.

  • Proficiency in ADABAS Security and its integration with MVS Security Systems (ACF2, RACF, Top Secret).

  • Familiarity with ADABAS link routines for Batch/TSO, IMS, and CICS.

  • Experience with ADABAS SQL Gateway and ADABAS Native SQL.

• Natural System Knowledge:

  • Experience with NATURAL Nucleus, Natural CICS and TSO interfaces, Natural Advanced Facilities, and Natural Security.

  • Familiarity with Natural Utilities such as SYSERR, SYSDDM, SYSRPC, SYSMAIN, SYSUNLD, SYSTRANS, SYSOBJH, TEST, SYSBPM, SYSTP, and DUMP.

  • Understanding of NATURAL System Files, their structure, and upgrade management.

  • Proficiency in administering Natural, including parameter modules, user exits, monitoring, and debugging.

  • Minimum of three years' experience as a Natural Programmer.

• Predict Administration:

  • Strong understanding of dictionary concepts, user exits, FDIC file structure, active and passive objects, and XREF data.

• System Administration and Debugging:

  • Knowledge of APF library authorization and its requirements for ADABAS, Natural, and EntireX.

  • Understanding of LPA and LINKLIST libraries, including appropriate module placements.

  • Experience with implementing and operating started tasks in a z/OS environment.

  • Ability to implement the ADABAS SVC, ADASIP, and ADASIR both permanently and dynamically.

  • Proficiency in MVS concepts, utilities, operations, and debugging.

  • …