Full-Time

Senior IMS Database Administrator

Posted on 6/20/2024

Ensono

Ensono

1,001-5,000 employees

IT transformation and cloud migration services

Consulting
Enterprise Software

Expert

Remote in USA

Category
System Administration
IT & Security
Required Skills
Management
Requirements
  • 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
  • Extensive experience with the following:
  • Know ledged 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
  • 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.
  • 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)
  • Unload
  • Prefix resolution
  • Reload
  • Prefix update
  • Secondary index build
  • Image copy
  • 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 Analyzer product is a plus
  • Using DBRC to monitor database activity.
Responsibilities
  • The successful candidate will perform mainframe database software upgrades coupled with administration and tuning to support our customers’ IMS environments.
  • The individual will need to work with vendor personnel to achieve timely solutions of database problems.
  • 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.
  • The individual will need to participate in on-call responsibilities.

Ensono provides IT transformation services to help businesses modernize their technology infrastructure and migrate to cloud services. Their offerings include mainframe to cloud migration, application and data modernization, data center consolidation, and cloud engineering services. Ensono's services allow clients to offload non-core IT tasks, enabling them to focus on their main business activities while ensuring their IT systems are stable, scalable, and secure. This company stands out from competitors by positioning itself as a partner in digital transformation, aiming to enhance client operations and customer experiences through improved data and cloud capabilities. The goal of Ensono is to deliver greater efficiency and agility for its clients, helping them achieve economic efficiencies and adopt agile operating models.

Company Stage

Acquired

Total Funding

N/A

Headquarters

Chicago, Illinois

Founded

1969

Simplify Jobs

Simplify's Take

What believers are saying

  • Growing demand for hybrid cloud solutions aligns with Ensono's expertise.
  • Mainframe modernization interest supports Ensono's service offerings.
  • Acquisition of Amido boosts Ensono's cloud-native technology capabilities.

What critics are saying

  • Leadership departures like Malloy and Birch may impact strategic direction.
  • Amido acquisition could present integration challenges affecting service delivery.
  • Increased dependency on Microsoft Azure may pose risks if partnership faces challenges.

What makes Ensono unique

  • Ensono specializes in hybrid IT, balancing on-premises and cloud environments.
  • The company excels in mainframe modernization, integrating legacy systems with cloud platforms.
  • Ensono's intelligent governance platform enhances data governance and compliance capabilities.

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Benefits

Unlimited Paid Time Off

Health Insurance

401(k) Retirement Plan

401(k) Company Match

Paid Maternity Leave

Paternity Leave

Sabbatical Leave

Wellness Program

Flexible Work Hours

Fertility Treatment Support

INACTIVE