Cloud infrastructure
10 mainframe modernization experts
These ten technology professionals have held roles in which modernizing legacy mainframe systems was part of their own work. Readers can learn how mainframe workloads are assessed, migrated to cloud or refactored, and how teams manage risk while core systems keep running.
Professionals to explore
01—10Anil Kumar Veduruparthi
LinkedInExperience: Java Mainframe Developer - AWS Cloud · Centers for Medicare & Medicaid Services
Former Java Mainframe Developer - AWS Cloud at the Centers for Medicare & Medicaid Services (2022–2025), and Mainframe Developer at the Washington State Department of Social and Health Services since 2025. The profile describes him as a Mainframe Modernization Architect who rearchitects legacy IBM mainframe applications written with COBOL, CICS and DB2 into cloud-native solutions using Java, Spring Boot and AWS.
Ankur Gupta
LinkedInExperience: Mainframe Specialist · If Insurance
Mainframe Specialist at If Insurance since 2022, after serving as Technical Lead (2018–2022) and Assistant Consultant (2014–2022) at Tata Consultancy Services. The profile describes 19+ years directing IBM mainframe initiatives and delivering end-to-end application modernization, with a specialization in modernizing legacy z/OS systems and migrating z/OS applications to lower-cost platforms such as Wintel and zLinux.
Joseph Westman
LinkedInExperience: Director, Mainframe Innovation & Transformation Strategy · RBC
Director, Mainframe Innovation & Transformation Strategy at RBC since April 2026, after serving as Director, Mainframe Performance, Capacity and Innovation at CIBC (2022–2026). The profile headline calls him a Mainframe Modernizer and Leader and a z Systems IBM Champion 2024-26, and describes 20 years of finance-industry roles including application development, team leadership and mainframe consulting.
Larry DeVasto
LinkedInExperience: Principal Enterprise Architect - Mainframe · Northwestern Mutual
Principal Enterprise Architect - Mainframe at Northwestern Mutual since 2022, where the profile says he provides mainframe modernization thought leadership on application architecture and aligns modernization efforts with the enterprise application strategy. He was previously Mainframe Modernization Advisory Consultant at Amazon Web Services (AWS) (2020–2022) and Director Enterprise Architecture and Innovation at Utica National Insurance Group (2018–2020).
Mahima Trivedi
LinkedInExperience: Executive Vice President · AXA Global Business Services (AXA GBS)
Executive Vice President at AXA Global Business Services (AXA GBS) since 2025; the profile headline gives the role as Vice President, Applications Refactoring and Mainframe (ARM) at AXA GBS. It says she leads mainframe application refactoring and modernization strategy, capabilities development and the partner ecosystem for AXA entities. Before that she held Kyndryl roles including Director, Global Consult, Core Enterprise & zCloud (2023–2025).
Parth Patel
LinkedInExperience: Vice President - Mainframe to Cloud Migration Lead · JPMorganChase
Vice President - Mainframe to Cloud Migration Lead at JPMorganChase since 2021, after roles there including Assistant Vice President (2020–2021) and Design Authority - Assistant Vice President (2019–2020). The profile describes 14+ years in IT spanning legacy mainframe and modern cloud platforms, with experience in mainframe, legacy technologies, cloud and microservices.
Patricia Tow Blackadar, PMP
LinkedInExperience: Director, Mainframe Program Management · Fidelity Investments
Director, Mainframe Program Management at Fidelity Investments since June 2023. The profile headline describes the role as Director, CoE Lead - Mainframe Program Management, and the role description names her as Center of Excellence Lead for Cloud Modernization enablement within that mainframe program work.
Shannon Partridge
LinkedInExperience: Senior Principal Program Manager Program Director Mainframe Offload · Sabre
Former Senior Principal Program Manager Program Director Mainframe Offload at Sabre (2022–2026), after serving as Principal Program Manager - Mainframe Offload at Sabre (2018–2022). The profile describes leading program delivery for one of Sabre's largest enterprise modernization initiatives, coordinating the phased migration of core travel platform capabilities from legacy TPF mainframe architecture to Google Cloud.
Siddharth Nimbalkar
LinkedInExperience: Mainframe Modernization Architect & Consultant Driving Legacy System Transformation · Equifax
Mainframe Modernization Architect & Consultant Driving Legacy System Transformation at Equifax since 2025, after serving as Mainframe Modernization Lead at Programming.com (2024–2025). The profile says he led the migration of COBOL-based mainframe workloads to GCP using cloud-native services, enabling system modernization and the decommissioning of legacy infrastructure.
Siddhartha Tiwari
LinkedInExperience: Associate Director - Modernization Platform Architect · Sun Life
Associate Director - Modernization Platform Architect at Sun Life since 2025, after serving there as Modernization Platform Architect (2024–2025) and Senior Principal Solution Designer (2023–2024). The profile says the current role specializes in transforming legacy mainframe systems into GenAI-supported cloud-based and hybrid architectures.
Choose the right perspective
Match the person's approach to your plan, since offloading workloads to cloud, refactoring COBOL code and modernizing mainframe tooling in place call for different experience. Also decide whether you need program-level leadership for a multi-year migration or hands-on architecture and engineering depth.
Questions to take into the conversation
- 01How did you decide which mainframe workloads to migrate, refactor, rehost or leave in place?
- 02How did you keep core systems stable and data consistent while old and new platforms ran in parallel?
- 03What did the business case for modernization look like, and which costs or timelines surprised you?
About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot and may describe past or present roles. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.
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