Hiring: Lead Mainframe zOS Security & Performance SRE Company: MetLife Location: Tampa, FL Job Posted Time: 2026-09-02 17:59:42 Employment Type: Full-time Target Skills & Keywords: Mainframe, z/OS, zLinux, WLM, PR/SM, RACF, SMF, RMF, Ansible, CSM, Metro Mirror, Global Mirror, BCP, ITSM, Performance Tuning, SRE Experience: - 7+ years of experience in mainframe engineering, with strong experience in service delivery, engineering or architecture. - Demonstrated experience with mainframe modernization, integration, and migration projects. - Proven ability to lead cross-functional teams and manage multiple complex projects simultaneously. - Proven experience resolving z/OS performance related incidents during troubleshooting. Required Skills: - Expertise in IBM z/OS, WLM, RACF and related mainframe technologies. - Strong experience in mainframe engineering, service delivery, engineering or architecture. - Experience with mainframe modernization, integration, and migration projects. - Ability to lead cross-functional teams and manage multiple complex projects simultaneously. - Excellent communication and interpersonal skills. - Experience with automation of Mainframe resilience and BCP. - Experience with Ansible & CSM, metro mirror, global mirror safeguarded copies, intra data center hyper swaps and fail & stay data center site swaps. - Experience reviewing SMF & RMF performance telemetry data and application traces. - Experience participating in ITSM processes such as Release/Change approvals, Incident/Problem resolution. Qualifications: - Bachelor's Degree in Computer Science, or related field experience. - Extensive expertise in mainframe technologies. - Strategic vision for IT transformation. - Proven history of successfully leading complex, enterprise-wide mainframe modernization projects. Compensation: Not specified Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don’t miss this opportunity to join a forward-thinking team!