Senior Mainframe Storage Engineer - Remote

UnitedHealth Group; Eden Prairie (MN); Hybrid; Confidential; Full time

Job summary

UnitedHealth Group seeks a Senior Mainframe Storage Engineer to ensure resilient z/OS storage environments, employing AI to optimize resources and drive efficiency. The role offers remote-work flexibility within the U.S., with in-office requirements in Minneapolis or Washington, D.C.

for 4 days per week. Responsibilities include storage administration, on-call support, capacity planning, and cross-team troubleshooting to support business functions.

Qualifications

• 10+ years with IBM DASD, IBM VTS and storage platforms.
• Proficient in DFSMS/DFHSM/DFDSS and dataset management.
• Experience with DS8k storage Arrays and zSeries storage environments.
• GDPS/MGM experience and incident resolution skills.
• Knowledge of IBM Utilities, JCL, REXX or SAS coding.
• Exposure to ZSeries backups, capacity planning and automation.

Responsibilities

• Provide day-to-day zSeries storage administration for the storage environment.
• Offer 7x24 rotating on-call support for zSeries storage and resolve production issues.
• Plan capacity and monitor space to prevent issues.
• Collaborate with zSeries apps and platform teams to troubleshoot complex problems.
• Use AI tools to analyze data and propose solutions.
• Coordinate changes to storage and work with vendors as needed.
• Implement replication, capacity, and ransomware protection configurations.

Skills

Mainframe storage

zSeries storage

GDPS/MGM

JCL

REXX / SAS

SMS ACS Routines

IBM Utilities

Tivoli

IBM Spectrum Control

DS8k Storage Arrays

Tools

IBM Tivoli

IBM Spectrum Control

CA1 tape management

Job description

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start Caring. Connecting. Growing together.

The Senior Mainframe Storage Engineer ensures resilient and scalable z/OS storage environments, harnessing AI to anticipate growth, optimize resources, and drive operational efficiency.

You will enjoy the flexibility to work remotely * from anywhere within the U.S. as you take on some tough challenges. For all hires in the Minneapolis or Washington, D.C. area, you will be required to work in the office a minimum of four days per week.

Primary 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

You’ll be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role as well as provide development for other roles you may be interested in.

Required 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

*All employees working remotely will be required to adhere to UnitedHealth Group's Telecommuter Policy

Pay is based on several factors including but not limited to local labor markets, education, work experience, certifications, etc. In addition to your salary, we offer benefits such as a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements). No matter where or when you begin a career with us, you’ll find a far-reaching choice of benefits and incentives. The salary for this role will range from $112,700 - $193,200 annually based on full-time employment. We comply with all minimum wage laws as applicable.

Application Deadline: This will be posted for a minimum of 2 business days or until a sufficient candidate pool has been collected. Job posting may come down early due to volume of applicants.

At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone of every race, gender, sexuality, age, location and income deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.

UnitedHealth Group is an Equal Employment Opportunity employer under applicable law and qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status, or any other characteristic protected by local, state, or federal laws, rules, or regulations.

UnitedHealth Group is a drug‑free workplace. Candidates are required to pass a drug test before beginning employment.