{"id":2717007,"url":"https://alion.io/job/infosys-zos-system-programmer","title":"z/OS System programmer","company":{"id":223,"name":"Infosys","domain":"infosys.com","url":"https://alion.io/company/infosys","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Career site","truth_index":{"grade":"A","score":95,"open_postings":245,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":93,"computed_at":"2026-10-16T05:45:00Z"}},"role":"Enterprise Apps","role_family":"Enterprise Apps","seniority":"staff","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chennai, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":22000,"max_usd":44000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":11},"experience_years_min":12,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"COBOL","optional":true},{"name":"z/OS Connect","optional":true}],"status":"live","first_seen_at":"2026-10-14T11:53:25Z","employer_posted_date":"2026-10-16","last_verified_at":"2026-10-16T22:23:18Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"12+ years of professional work experience as a Mainframe System Programmer in zOS & ISVs.\nResponsibilities\nPerform standard system programming activities like configuration, installation & maintenance using SMP/E, and vendor software installations in the mainframe environment.\nPerform Operating System upgrade and RSU maintenance via z/OSMF Workflow.\nAdvanced System Management: Architect, install, and configure highly complex z/OS environments and third-party software.\nSupport Software Standardization and new Feature implementations.\nSupport other team: storage management, performance tuning, capacity planning, security, networking, and operating procedures from zOS perspective.\nWork with Mainframe System Programmers staff across tracks to enhance the mainframe environment.\nAssist team members to solve problems, make innovative improvements and make decisions.\nIdentify and implement system and process improvements in the z/OS environment Work with application support teams and other internal customers to facilitate business initiatives.\nTechnical requirements\nTechnical key skills (Mandatory skills)\nExpertise in performing SMP/E and Non-SMPE Installation of ISV products)\nExpertise in IBM and Broadcom Software product Install and Upgrades\nMastery of z/OS system commands, utilities, and automation tools.\nOperating system z/OS V2.5 upgrades or later with z/OSMF workflow execution.\nIODF, HCD Skillset to add new devices.\nSysplex and config management (good to have)\nFluent in JCL and IBM Utilities (IEBGENER/IEBCOPY/AMASPZAP/DFDSS)\nISPF/TSO and other basic\nBasic knowledge of REXX/CLIST\nDesigning project plan(upgrades, maintenance, decom) with task list for all stakeholders and communicating the timelines with delivery and customer.\nFormulate roadmaps with all pre-requisites to achieve a project completion.\nPreferred skills\nTechnology->Infrastructure-Server Administration->z/OS,Technology->Mainframe Technologies->Z/OS connect,Technology->Mainframe Technologies->Mainframe Technologies\nEducation\nBachelor Of Computer Science,Bachelor of Engineering,Bachelor Of 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