{"id":4325305,"url":"https://alion.io/job/thomasmount-consulting-zos-administrator","title":"Zos Administrator","company":{"id":3848455,"name":"Thomasmount Consulting","domain":"thomasmount.com","url":"https://alion.io/company/thomasmount-consulting","size_band":null,"is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Enterprise Apps","role_family":"Enterprise Apps","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Hyderabad, India","Chennai, India","Bengaluru, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":2000000,"max":2500000,"currency":"INR","period":"year","gross":true,"usd_annual":26723},"salary_estimate":null,"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Db2","optional":false},{"name":"Incident Management","optional":false},{"name":"COBOL","optional":true},{"name":"IBM MQ","optional":true},{"name":"IMS","optional":true}],"status":"live","first_seen_at":"2026-11-13T11:21:29Z","employer_posted_date":null,"last_verified_at":"2026-11-13T11:21:29Z","board_verified":false,"closed_at":null,"days_open":1,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":1},"description":"Job Overview\nWe are looking for an experienced Mainframe z/OS System Programmer / Administrator to manage and support enterprise IBM Mainframe environments. The candidate should have strong experience in z/OS administration, system maintenance, production support, troubleshooting, and high-availability infrastructure.\nKey Responsibilities\nManage and administer IBM z/OS operating systems and mainframe environments.\nHandle z/OS upgrades, software installation, maintenance, and SMP/E.\nManage JES2/JES3 subsystems, spool operations, and batch processing.\nPerform L3 production support, incident management, troubleshooting, and root cause analysis.\nManage Parallel Sysplex, coupling facilities, and system configurations.\nHandle disaster recovery, system replication, and storage redundancy.\nWork with RACF, REXX, JCL, TSO, and system automation tools.\nSupport mainframe performance, availability, and operational stability.\nRequired Technical Skills\nStrong experience in IBM Mainframe and z/OS System Administration.\nHands-on experience with SMP/E, JES2/JES3, and z/OS upgrades.\nKnowledge of Sysplex, CFRM, PARMLIB, and PROCLIB.\nExperience with RACF, TSO, REXX, and JCL.\nKnowledge of DB2 / DB2 for z/OS.\nExperience in production support and L3 troubleshooting.\nExposure to mainframe storage, replication, and disaster recovery.\nGood to Have\nExperience with CSM, CA View, and Flasher.\nKnowledge of Oracle Data Guard.\nFamiliarity with CICS, IMS, IBM MQ, and z/OSMF.\nIBM z/OS System Administrator certification.\n\nSkills\nzos,, IBM DB2, Mainframe","description_format":"text","description_chars":1543,"description_truncated":false,"requirements":{"experience_years_min":6,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","Software Testing & QA"],"lifecycle":[{"event":"open","at":"2026-11-15T00:22:30Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring 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