IMS database admin - Dallas, United States - Smart IT Frame LLC
Description
Role: IMS DBA
Location: Dallas, TX and Charlotte, NC
Contract /Onsite
The IMS Database Administrator creates, maintains, designs, monitors and troubleshoots client databases. They use specific relational database management systems, develop and implement database recovery mechanisms and procedures. And coordinate security measures to safeguard database integrity.
Key Areas of Focus for this Role
· The successful candidate will perform mainframe database software upgrades coupled with administration and tuning to support IMS environments.
· The individual will be responsible for day-to-day database maintenance such as creating backups, performing restores, monitoring file extent growth, scheduling reorganizations, creating and maintaining DR procedures and overall support of customer needs and requests.
· The successful candidate will be called upon to perform a variety of database optimizations that will include general reporting and analysis of the efficiency of the database configuration and periodic review of database performance.
· Expertise and work efforts will focus on the development and support and/or the customization of new services and support efforts.
· System programming knowledge of multiple DBMS's is a bonus.
Required Qualifications
· Bachelor's degree required and/or equivalent work experience.
· 5+ years of professional experience in IMS for administration and systems programming support. CA and IBM tools for IMS a plus
· Knowledgeable 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
· Establishing policies and procedures pertaining to database management, DR, security, maintenance and utilization
· Reviewing new versions of IMS for functionality, advising how they benefit the client
· 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
· Demonstrated ability to respond quickly and effectively to support requests from multiple clients
Other Qualifications
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.
Fast Path databases (DEDBs)
Database Design and related utilities
DBD source coding and DBDGEN
PSBGEN source coding and PSBGEN
How databases are processed using secondary indexes (PROCSEQ=)
Correct usage of PROCOPT= to minimize database locking
ACBGEN
Online Change
IMS commands related to ACB and FORMAT changes
Coding and usage of IMS reorganization utilities (including IBM, BMC, CA), including: unload, prefix resolution, reload, prefix update, secondary index build, image copy, and pointer checker
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.
Database monitoring
Space management
Database dataset space reporting for proactive outage avoidance.
How to immediately fix an out of space condition for a VSAM database dataset
Identification and resolution of performance issues
Online tracing - Usage of IMS TRACE commands and associated utilities for spot monitoring of online program/transaction activity
Extracting information from IMS logs using DFSERA10 and related utilities DFSUTR20 and DFSUTR30
Use of DFSDDLT0 utility to access data
Program/transaction monitoring – Familiarity with usage of IBM's IMS performance Analyser product is a plus
Using DBRC to monitor database activity.