The IMS Systems Programmer provides premium software support and services to Ensono mainframe clients as they relate to Mainframe IMS systems.
 

Extensive experience with the following:

• Knowledge in best practices of software management, maintenance and documentation.
• Configure and manage IMS in a parallel sysplex environment.
• Develop innovation, strategies, processes and  best practices in IMS systems programming.
• Reviewing new versions of IMS for functionality, advising how they benefit the client.
• Troubleshooting and solving of IMS System and database issues.
• Evaluating change requests and determine impact to assigned clients.
• Vendor consultations for problems and questions.
• DR recovery of application objects.
• Troubleshooting and solving production database issues.
• Supporting multiple customer for after hours on-call.

Database Administration

• Knowledge of IMS database organization using access methods of VSAM and OSAM
• Full function database organization types: HSAM, HISAM, SHISAM, HDAM, HIDAM, INDEX, GSAM
• Definition and use of LOGICAL databases: HALDB (partitioned):  PHDAM, PHIDAM, ILDS, PSINDEX, etc.
• Knowledge of Fast Path databases (DEDBs)
• Database Design and related utilities
• DBD source coding and DBDGEN
• PSB source coding and PSBGEN
• How databases are processed using secondary indexes (PROCSEQ=)
• Correct usage of PROCOPT= to minimize database locking
• Understanding of path calls
• Understanding of bi-directional logical relationships
• Understanding and use of Data Set Groups
• IMS commands related to ACB and FORMAT changes
• Coding and usage of IMS reorganization utilities (including IBM, BMC, CA)
• Support planned (disaster recovery) and unplanned (emergency) database recovery activities
• Knowledge of log archive and change accumulation utilities
• How to perform a log archive on demand              
• Knowledge of IMS DB recovery utility
• How to use DBRC to generate JCL for forward recovery and point-in-time database recovery.
• Identification and resolution of performance issues 
• Online tracing - Usage of IMS TRACE commands and associated utilities for spot monitoring of online program/transaction activity
• A solid working knowledge of SMP/E and its role in the installation process
• Solid understanding of IMS database structures
• Understanding of IMS connect
• Understanding of MFS for IMS message formatting
• Understanding and use of Compression routines
• Understanding and use of Randomizers
• Strong JCL skills
• Understanding and use of Assembler
• Understanding of exits in the install process
• Understanding and use of the IRLM in a data sharing environment
• Extracting information from IMS logs
• Using DBRC to monitor database activity

• Self-motivated and able to work independently. 
• Demonstrated ability to respond quickly and effectively to support requests from multiple clients
• Must be able to multi-task and work under short deadlines and in high pressure situations.
• Excellent communication skills (written, verbal and presentations)
• Ability to work as part of a team, as well as independently.

FUNCTIONAL RESPONSIBILITIES:

• Fulfill customer service requests for mainframe z/OS customers in a timely manner as they pertain to IMS and related OEM software products.
• Provide primary support for reported problems related to IMS and related OEM software products.
• Provide support on 24 x 7 x 365 basis across multiple time zones.
• Follow procedures for installing OEM software products efficiently and according to best practices and Ensono standards (for productivity/scalability purposes).
• Provide key support for customer migration services (new customer transitions) as they pertain to IMS and related OEM software products.
• Assist the assigned project manager in the migration of newly acquired customers such that all technical hurdles are addressed in a timely manner and do not impede the expected progress of the transition nor the targeted migration date.
• In joint cooperation with the Disaster Recovery Services, successfully execute tasks associated with any given customer’s disaster recovery plans.
• Adhere to a schedule that efficiently manages resources and allows timely implementations.
• Follow ITSM change control procedures

Qualifications

• Bachelor’s degree required and/or equivalent work experience.
• 10+ years of professional experience in IMS for administration and systems programming support.  CA and IBM tools for IMS a plus