Senior Support Engineer (Platform, SRE)

About Us Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.At Visa, you'll have the opportunity to create impact at scale - tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world.Join Visa and do work that matters - to you, to your community, and to the world. Progress starts with you.Job Description Pismo is seeking a Senior Support Engineer specializing in Cloud Platform and Pismo Core Platform to support enterprise clients within the Enterprise Support team. This role focuses on platform stability, infrastructure behavior, and core product capabilities such as shared platform services and integrations. The Sr. Support Engineer works closely with Engineering teams to investigate issues, understand system behavior, and improve operational efficiency. The Sr. Support Engineer acts as a technical bridge between clients, TAMs, and Engineering, contributing to faster diagnosis, better system understanding, and continuous improvement. You will also play a key role in building and evolving internal tools, automation, and AI-driven solutions to scale support operations and improve efficiency. Key Responsibilities: Provide technical support across cloud and core platform domains , including infrastructure, APIs, integrations, and platform services Investigate complex technical issues , analyzing system behavior, logs, and interactions across services Support incident management , contributing to troubleshooting and analysis during high-severity incidents Collaborate closely with Engineering teams , ensuring clear communication of findings and validation of system behavior Validate platform changes and releases , assessing potential impact to client environment