Senior Db2 for z/OS Systems Programmer

📋 Description

• Oversee the performance, availability, and lifecycle management of Db2 for z/OS subsystems that support high-volume, mission-critical Medicaid and healthcare systems.

• Function within a large-scale data sharing environment characterized by significant distributed (DDF) workloads, stringent audit controls, and 24x7x365 availability requirements.

• Analyze DDF activity, connection pooling, and thread utilization.

• Optimize buffer pools, EDM pool, and memory consumption.

• Troubleshoot locking, latching, and concurrency challenges.

• Detect performance decline and execute corrective measures.

• Offer proactive performance suggestions.

• Generate daily, weekly, and monthly reports utilizing SMF/RMF data.

• Examine CPU usage, transaction volumes, and workload patterns.

• Identify anomalies and potential risks.

• Convert technical metrics into accessible reports for leadership.

• Install and set up Db2 subsystems and related tools.

• Implement RSUs, PTFs, and HIPER maintenance.

• Conduct Db2 version upgrades in line with IPL windows.

• Validate and confirm system stability following upgrades.

• Engage in disaster recovery exercises to guarantee complete system recovery.

• Verify image copies and backup integrity.

• Ensure the recoverability of all critical tablespaces.

• Support audit requirements and maintain documentation.

• Lead root cause analysis for system and performance challenges.

• Investigate DDF spikes, CPU anomalies, and contention problems.

• Collaborate with application, storage, and z/OS teams.

• Interface with IBM support as necessary.

• Create and manage ServiceNow change records.

• Ensure appropriate approvals and scheduling.

• Communicate changes to stakeholders effectively.

• Maintain compliance with production standards.

⛳️ Requirements

• Over 10 years of relevant experience.

• Strong knowledge of data sharing and DDF environments.

• Proficiency in SMF/RMF analysis and performance tuning.

• Skilled in SAS and Excel for reporting purposes.

• In-depth understanding of Db2 internals and architecture.

• Familiarity with Omegamon.

• Working knowledge of the following: • ZOS • MVS • SMPE • TSO ISPF • SDSF • IFCID • SQL • EXPLAIN • Cobol • Db2 Connect • Bind • Catalog • Db2 Utilities.

• Ability to provide 24x7 on-call support due to potential outage penalties.

• Capability to work off-hours for maintenance and upgrades.

• Bachelor of Arts/Bachelor of Science in Computer Science or a related field.

🏝️ Benefits

• Comprehensive benefits and wellness packages.

• 401K with company matching.

• Competitive compensation and paid time off.

• Flexible work week to prioritize your responsibilities at work and home.

• A range of paid time off plans, including vacation, sick leave, personal days, holidays, paid parental leave, military leave, bereavement leave, and jury duty leave.

• 15 days of paid leave each calendar year.

• An additional 10 paid holidays annually.

• Short and long-term disability benefits.

• Life, accidental death and dismemberment, personal accident, critical illness, and business travel accident insurance.