Senior Mainframe Server Administrator

3 weeks ago

San Jose, United States TriOptus Full time

Position: Senior Mainframe Server Administrator

Location: San Jose, CA (Remote)


Job Description:


• Primary responsibility for maintaining the DB2 in a z/OS 2.4, CICS and JES2 software environment.

• Install and/or participate with software management and installation. This would include installation and maintenance utilizing the IBM SMP/E product. It also includes migration with testing and integration.

• Implement and verifies backup and recovery procedures. This would include Business Recovery concerns and associated testing.

• Reviews new features and other changes related to system software and advises Technical/Development/Operations groups of issues relevant to reporting, programming, and performance, identifying the need for software upgrades and patches, as appropriate.

• Act as a liaison between application programmers and vendors to report and resolve software problems.

• Assists with the analysis, design, programming, and implementation of applications that will interface with system software.

• Develop/maintain/monitor proper software use and security authorization policies.

• Ability to provide 24/7/365 software support, including on-call support during off-hours.

• Perform DB2 object maintenance including, database, tablespaces and tables/index creation and maintenance.

• Allocate disk space / dataset proactively.

• Maintain and verify DB2 database related jobs like backups and runstat etc.

• Knowledge in the use of DB2 utilities like REORG RUNSTAT LOAD/UNLOAD etc.

• Knowledge of SMS tablespaces.

• Knowledge of tuning and optimizing of SQLs.

• Knowledge of Database and related objects recovery, in case of a DR.

• Knowledge of resolving different tablespace status including check pending. copy pending and how DB2 object grants work.


Required Skills & Abilities:

• 20+ years of experience with mainframe software management specific to DB2 sub-system and associated software products.

• Experience supporting/leading/training of software management use with little or no direction. This would include all aspects such as logical/physical design, defining, implementing, monitoring, reporting and utilities.

• Actively mentor and guide staff in development of mainframe implementation, testing, and maintaining of DB2 software and related system software skills.

• Monitor DB2 and its components to make recommendations to better utilize resources for optimal performance and cost-effectiveness.

• Ability to install and customize IBM and third-party software using SMP/E & IEBCOPY

• Possible travel and variable hours may be required.

• Ability to write/read/debug programs in a batch and online environment.

• Ability to write software exit program(s) and use software utilities as required.

• Solid knowledge of mainframe JCL and utilities.

• Advanced Knowledge of VSAM file structures, SQL & DB2 Tables.

• Experience using PTX, TSO, ISPF & SDSF

• Working knowledge of TMON for DB2, Vision Results & Platinum Tools

• Experience writing in Assembler, REXX and CLISTs.

• Experience and understanding of z/OS UNIX environment.


Additional Qualifications:

• Working knowledge of z/OS, JES2 & RACF

• Experience with Communications Server, CICS & DR

• Performs regular maintenance and checkups to keep DB2 environment in high performance.

• Have a good working knowledge of DB2 utilities.

• Ability to design and implement DB2 objects in an optimal manner so that they can work with best performance.

• To be able to keep an eye on database object growths and act proactively.

• Ability to optimize and tune SQL queries to assist DB2 developers.

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