Senior Mainframe Storage Engineer | Remote (US)

Optum; United States; On-site; USD 113,000 - 193,000; Full time

Benefits offered by this job

Remote work within US

Job summary

Optum is seeking a Senior Mainframe Storage Engineer to ensure resilient and scalable z/OS storage environments, leveraging AI to anticipate growth and optimize resources. Remote work is supported nationwide within the U.S., with in-office 4 days a week for Minneapolis or Washington, D.C.

sites. You will manage day-to-day storage administration, capacity planning, and cross-team troubleshooting, while coordinating with vendors and applying industry-standard recovery practices.

Qualifications

• 10+ years working with IBM DASD and IBM VTS technology.
• 10+ years working with IBM DFSMS, DFHSM and DFDSS.
• 10+ years of Experience managing and troubleshooting storage systems and all dataset types (VSAM, sequential, PDS, PDS/e, etc.).
• 10+ years of Experience with coding SMS ACS Routines
• 10+ years of Experience with configuring DS8k Storage Arrays
• 8+ years of hands-on experience with IBM GDPS/MGM environments
• Experience with an x37 abend recovery tool i.e., IBM Tivoli Advanced Allocation Manager
• Experience with IDCAMS and other IBM Utilities
• Experience with mainframe JCL
• Experience with REXX and/or SAS coding
• Experience with IBM RMM and CA1 tape management software
• Experience with hardware encryption software
• Hands on Experience working with IBM Spectrum Control
• Working knowledge of IBM solutions related to Transparent Cloud Tiering, Safeguarded Copy and MGM 4 Site solutions

Responsibilities

• Provide day to day zSeries Storage administration to support the storage environment for zSeries platforms
• Provide 7x24 rotating on-call support for Optum's zSeries Storage environment. Resolve all production issues either reported or identified by automated monitoring systems
• Perform zSeries Storage capacity planning to monitor space and take proactive steps to prevent issues.
• Work with zSeries applications and other zSeries Platform teams to troubleshoot complex problems that impact our customer's ability to perform required business functions
• Utilize industry standard technologies to ensure the integrity and recoverability of zSeries provisioned storage such as backups, performance monitoring, etc.
• Plan, coordinate and implement changes to the mainframe storage environment as needed, based on business requirements
• Coordination with vendors for zSeries hardware and software support as needed
• Ability to use AI tools to analyze data and provide recommendations and implement solutions
• Ability to use M365 Copilot AI to recap meetings and draft emails
• Ability to stay educated in the role of AI for a Mainframe Storage Administrator
• Plan, coordinate and implement changes to the mainframe storage environment related to a GDPS/MGM environment working closely with zOS Automation team
• Configure zSeries Storage Arrays as needed to maintain replication, capacity and Ransomware protection

Skills

IBM DASD/ IBM VTS

IBM DFSMS/ DFHSM/ DFDSS

Storage systems knowledge

JCL

REXX/SAS coding

GDPS/MGM environments

Tivoli/ AMS tooling

IBM Spectrum Control

Mainframe encryption software

ZSeries storage administration

Tools

IDCAMS

CA1 Tape management

IBM Tivoli Advanced Allocation Manager

Job description

Optum is seeking a Senior Mainframe Storage Engineer to ensure resilient and scalable z/OS storage environments, leveraging AI to anticipate growth and optimize resources. Remote work is supported nationwide within the U.S., with in-office 4 days a week for Minneapolis or Washington, D.C.

sites. You will manage day-to-day storage administration, capacity planning, and cross-team troubleshooting, while coordinating with vendors and applying industry-standard recovery practices.