Principal zOS Operations Automation Engineer

UnitedHealth Group•Eden Prairie, MN

6d•$112,700 - $193,200

About The Position

Optum Tech is hiring a Principal Infrastructure & Operations Engineer specializing in mainframe automation and GDPS. The role serves as a domain expert and technical leader responsible for system design, automation engineering, and operational resilience across enterprise z/OS environments. The engineer designs and implements automated solutions using OPS/MVS, NetView/SA, and REXX scripting to reduce manual operations, improve system-message monitoring, and automate incident handling through ServiceNow integrations. The role also supports GDPS software installation, script maintenance, Rapid Recovery, and Disaster Recovery processes; partners with technology stakeholders on infrastructure roadmaps; improves system reliability; and mentors engineering teams. The position includes an on-call rotation, including weekend maintenance support. The stated annual salary range is $112,700–$193,200 for full-time employment. Benefits include a comprehensive benefits package, incentive and recognition programs, an equity stock purchase program, and a 401(k) contribution, subject to eligibility requirements. Candidates must pass a drug test before beginning employment.

Requirements

At least 15 years of hands-on experience using TSO, ISPF, SDSF, and z/OS operations commands.
At least 10 years of experience providing automation solutions using OPS/MVS and NetView/SA, including OPS/MVS REXX and NetView/SA REXX rules coding.
At least 10 years of experience with z/OS, including JES2, RACF, and base system components.
At least 10 years of experience with GDPS installation and script coding for Disaster Recovery and Rapid Recovery scenarios.
At least 5 years of experience developing API integrations for automated incident management systems, such as generating ServiceNow incident tickets.
Candidates must pass a drug test before beginning employment.

Nice To Haves

Bachelor’s degree in Information Technology, Engineering, or a related field.
Experience designing, engineering, and managing enterprise infrastructure platforms across IaaS and PaaS models.
Demonstrated experience leading and mentoring technical teams, conducting peer code reviews, and serving as an enterprise domain expert.
Experience evaluating cross-system dependencies, performance metrics, and security requirements to optimize complex technology portfolios.

Responsibilities

Design, engineer, and implement automated solutions using OPS/MVS and NetView/SA rules and REXX scripts to replace manual operator commands and optimize system monitoring.
Develop monitoring rules and scripts that evaluate messages and system conditions to enable proactive detection and rapid response by Operations and support teams.
Build and maintain API integrations, such as automated ServiceNow incident ticket generation, to help ensure requests and incidents are addressed within SLA timeframes.
Lead GDPS software installation, script coding, and ongoing maintenance supporting Rapid Recovery and Disaster Recovery processes across enterprise mainframe platforms.
Work with business and technology stakeholders to develop infrastructure roadmaps, resolve domain dependencies, and ensure effective service integration across IaaS/PaaS components.
Evaluate technological advancements and system performance to optimize reliability, scalability, and security, and recommend investments in new solutions or retirement of legacy systems.
Mentor engineers and serve as a subject matter expert by developing operational approaches, reviewing team deliverables, and participating in an on-call rotation, including weekend maintenance support.