Optum · TS, India
Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start Caring. Connecting. Growing together.
Primary Responsibilities:
Design, develop, enhance, and maintain Mainframe applications using COBOL, CICS, JCL, and X‑Gen within the COSMOS ecosystem Analyze business requirements and translate them into efficient technical solutions on the Mainframe platform Develop and support online (CICS) and batch processing applications ensuring high performance and reliability Perform impact analysis, code changes, unit testing, and production support for Mainframe applications Work extensively with COSMOS Server transactions and related Mainframe components to support enterprise business processes Debug and resolve complex production issues using REXX, Abend-AID, File-AID, and Mainframe utilities Collaborate with cross‑functional teams including business analysts, QA, and downstream systems Ensure compliance with coding standards, security guidelines, and audit requirements Participate in code reviews, performance tuning, and optimization of existing applications Support release activities including migrations, deployments, and post‑implementation validation Create and maintain technical documentation, design specifications, and operational runbooks Provide on-call and L3 production support as required, ensuring minimal downtime and quick resolution Builder Responsibilities: + Design, develop, and deploy AI-powered solutions using no-code, low-code, and advanced platforms, translating business ne …trunc…
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