Senior Mainframe Systems Programmer - IMS Phyical

About the role

This role provides primary support and services to Ensono mainframe clients for IMS and related OEM software, including customer service requests, problem resolution, and customer migrations. It suits a senior systems programmer with 10+ years of IMS administration and systems programming experience.

What you'll do

• Fulfill customer service requests for mainframe z/OS customers in a timely manner related to IMS and related OEM software products.
• Provide primary support for reported problems related to IMS and related OEM software products.
• Provide support on a 24x7x365 basis across multiple time zones.
• Follow procedures for installing OEM software products efficiently and according to best practices and Ensono standards.
• Provide key support for customer migration services for new customer transitions related to IMS and OEM software.
• Assist the assigned project manager in migrating newly acquired customers, addressing technical hurdles in a timely manner.
• Jointly with Disaster Recovery Services, execute tasks associated with customers' disaster recovery plans.
• Adhere to a schedule that efficiently manages resources and allows timely implementations.
• Follow ITSM change control procedures.

What you'll need

• Bachelor's degree or equivalent work experience.
• 10+ years of professional experience in IMS for administration and systems programming support.
• Knowledge of best practices in 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.
• Troubleshoot and solve IMS system and database issues.
• Evaluate change requests and determine impact to assigned clients.
• Troubleshoot and solve production database issues.
• Strong JCL skills.
• Database administration.
• Knowledge of IMS database organization using VSAM and OSAM access methods.
• Knowledge of full function database 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.

Nice to have

• CA and IBM tools for IMS.
• Reviewing new IMS versions for functionality and advising how they benefit the client.
• Vendor consultations for problems and questions.
• DR recovery of application objects.
• IMS commands related to ACB and FORMAT changes.
• Coding and usage of IMS reorganization utilities (IBM, BMC, CA).
• Knowledge of log archive and change accumulation utilities.
• Identification and resolution of performance issues.
• Online tracing using IMS TRACE commands and associated utilities.
• Working knowledge of SMP/E and its role in installation.
• Solid understanding of IMS database structures.
• Understanding of IMS Connect, MFS, compression routines, randomizers, assembler, install exits, and IRLM in data sharing.
• Extracting information from IMS logs.
• Using DBRC to monitor database activity.

Benefits listed by Ensono

• Unlimited paid days off
• Three health plan options
• 401(k) with company match
• Dental, vision, short and long-term disability, life and AD&D coverage, and flexible spending accounts
• Family forming benefit including fertility coverage and adoption/surrogacy reimbursement
• Paid childbearing and paternal leave
• Education reimbursement, student loan assistance or 529 college funding
• Sabbatical leave
• Wellness program
• Flexible work schedule
• Annual bonus plan based on company and individual performance
• Equity grant under the Associate Equity Appreciation Program

Tools & skills mentioned