What success looks like in this role:
- Own and drive the enterprise mainframe architecture vision, strategy, and roadmap aligned with business goals
- Lead and govern large-scale application modernization initiatives including re-hosting, re-platforming, refactoring, and re-architecting.
- Act as the highest-level technical authority for IBM z/OS and mainframe-centered solutions
- Lead and govern mainframe modernization and transformation initiatives, including hybrid cloud integration, API enablement, and DevOps adoption
- Define and enforce architecture standards, reference architectures, and best practices across mainframe platforms
- Provide architectural oversight for capacity planning, performance, scalability, resilience, and cost optimization
- Partner with CIO/CTO, Enterprise Architecture, and senior stakeholders to influence technology and investment decisions
- Ensure architecture compliance with security, regulatory, audit, and risk management requirements
- Evaluate and recommend tools, platforms, and vendor solutions to improve efficiency and innovation




- Serve as an escalation authority for critical production and systemic issues, ensuring long-term architectural fixes
- Provide technical leadership, design reviews, and risk mitigation guidance across delivery programs.
- Mentor architects and senior engineers, setting standards for engineering excellence and technical governance.
LI-SN1

You will be successful in this role if you have:
- Bachelor’s or Master’s degree in Computer Science, Engineering, or equivalent experience.
- Expert-level knowledge of IBM Mainframe architecture including z Systems, z/OS, Sysplex, and GDPS
- Extensive experience with CICS, IMS, DB2, MQ, VSAM, and high-volume transaction systems
- Robust background in mainframe application architecture (COBOL, PL/I, Assembler, JCL)
- Strong knowledge of legacy mainframe stack (Fujitsu GS21)
- Proven expertise in performance engineering, workload management (WLM), and capacity planni

📌 Principal Mainframe Architect (Bengaluru)
🏢 Unisys
📍 Bengaluru