Senior Infrastructure Engineer - Mainframe
Core
Senior Infrastructure Engineer responsible for creating, modifying, maintaining, and supporting IBM z/OS mainframe infrastructure and integrated system components to enable IT Services.
Role type
Senior Infrastructure Engineer (Mainframe)
Builds
Production mainframe services, disaster recovery capabilities, and automated infrastructure solutions
Domain
Financial Services / Mainframe Infrastructure
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
z/OS administration, SMP/E software maintenance, RACF security administration, JCL, Assembler, Python, Ansible, root cause analysis, capacity management, CI/CD pipeline development
Preferred skills
Assembler programming, Dump Analysis and Debugging (IPCS), VSAM administration, cloud technologies experience, US military experience
Technologies
IBM z/OS, JES2, USS, TSO/E, RACF, HCD/HCM, SMP/E, SDSF, Assembler, REXX, Python, JCL, Ansible, IDCAMS
Responsibilities
Administer and maintain z/OS across development, test, and production environments; plan and execute z/OS upgrades and product deployments; ensure system availability, resilience, and performance; implement security controls and compliance requirements; perform incident troubleshooting and root cause analysis; develop automation for service delivery; mentor engineers on system design and maintenance; lead analysis of end-to-end system failures.
Seniority
Senior, hands-on IC with leadership responsibilities