Senior Principal Db2 z/OS Systems Engineer | Remote

UnitedHealth Group

Eden Prairie (MN)

Remote

USD 113,000 - 193,000

Full time

11 days ago

Application generator

A complete application in a minute — tailored resume and cover letter, ready to send.

Get past ATS filters

Benefits offered by this job

Telecommuter Policy

Comprehensive benefits package

Job summary

UnitedHealth Group is seeking an experienced z/OS System Db2 Infrastructure Software Engineer to join our technology team. You will act as a SME for the Db2 lifecycle across large mainframe environments and collaborate with Operations to ensure high availability and robust disaster recovery capabilities.

The role emphasizes SMP/E, GDPS, SysPlex expertise, and advanced monitoring with Omegamon, MXG, and Splunk. Remote work within the U.S.

Qualifications

15+ years of experience configuring SMP/E, managing Db2 logging, executing disaster recovery (including GDPS), allocating storage groups, and supporting Db2 SysPlex environments.
10+ years of mainframe systems experience, with a focus on Db2 Software Administration and Product Lifecycle Management (PLM) in large z/System environments (90,000+ MIPs, multiple LPARs, Multiple SysPlex).
Experience using enterprise z/System monitoring tools (Omegamon, MXG, Splunk) and participating in ITSM processes (Incident, Change Management).
Experience applying all types of vendor Db2 fixes and managing support tickets with software vendors.
Experience leveraging enterprise-approved AI tools and digital assistants to analyze data, streamline daily workflows, and draft communications.
Proficiency with z/OS fundamentals, including TSO/ISPF, JCL job stream creation/modification, zFS file systems, and dataset allocations (PDS/PDSE, VSAM).
Ability to participate in a 24x7 on-call rotation and work effectively under pressure in cross-functional incident response scenarios.

Responsibilities

Install, maintain, configure, and manage the full product lifecycle of Db2 software and related Db2 ISV software tools in a large z/System environment.
Configure and use SMP/E to manage system software, apply vendor fixes (HIPER, PTFs, APARs, Service Packs), and execute software upgrades across Dev, Test, and Production environments.
Manage Db2 logging, storage groups, buffer pool performance tuning, and System Recovery / Disaster Recovery capabilities including GDPS integration.
Define and maintain Data Sharing environments, including DB2 SysPlex and subsystem incorporation into LPAR IPLs.
Monitor enterprise z/System performance using tools such as Omegamon, MXG, and Splunk to proactively research root causes and optimize subsystem stability.
Leverage enterprise-approved AI productivity tools to analyze system data, recap technical discussions, automate tasks, and recommend solutions.
Participate in 24x7 on-call rotation and provide technical support during critical incident response ('War Room') scenarios.
Generate technical documentation for Operations and Technical Help Desk teams to ensure seamless operational support and post-implementation validation.