Support Engineer (Authorizations Processing)

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 Support Engineer specializing in Payments and Authorization flows to support enterprise clients within the Enterprise Support team. This role focuses on providing deep technical support on transaction processing, authorization flows, and card lifecycle operations, while collaborating closely with engineering teams to investigate issues, validate behavior, and improve platform reliability. The Support Engineer acts as a technical bridge between the client and internal teams, contributing to faster resolution, better diagnostics, and continuous improvement of platform operations. Key Responsibilities: Provide technical support on payments and authorization flows , including transaction processing, integrations, and lifecycle events Investigate complex issues, working closely with Engineering and TAMs to analyze root causes and validate system behavior Support incident management, contributing technical analysis during high-severity issues and escalations Collaborate with internal teams, ensuring clear communication of technical findings and client impact Validate platform changes, helping assess the impact of releases, configurations, and operational updates Develop internal tools and automation , improving operational efficiency and diagnostics capabilities Leverage AI and automation, contributing to the creation of tools (e.g., agents, scripts) to accelerate troubleshooting and reduce manual effort Promote knowledge , across supported client and internal teams to leverage skills. Contribute with the technical narrative for external documents and escalate complex situations with context. This is a remote position . A remote position does not require job duties be performed within proximity of a Visa office location. Remote positions may be required to be present at a Visa office with scheduled notice. #LI-Remote Qualifications Basic Qualifications: 2+ years of relevant work experience and a Bachelors degree, OR 5+ years of relevant work experience Preferred Qualifications: Bachelor's degree in Computer Science , Engineering, or a related technical field (or equivalent practical experience) Proven experience in payments processing, authorization flows, or card lifecycle systems, preferably in banking, fintech, or payment networks Strong understanding of end-to-end transaction lifecycle, including authorization, clearing, settlement, and network interactions (e.g., Visa, Mastercard) Experience working with high-volume, real-time transactional systems, including debugging and analyzing transaction-level behavior Solid background in technical support, SRE, or backend engineering roles within distributed systems environments Hands-on experience with APIs, integrations, and message-based systems, including troubleshooting across system boundaries Experience in incident management for critical systems, including root cause analysis and working in high-pressure scenarios Ability to analyze logs, metrics, and transaction data to identify issues and propose solutions Experience collaborating with engineering teams on investigations and system behavior validation Familiarity with automation, scripting, or building internal tools, with exposure to AI-driven approaches is a strong plus Main Performance Indicator Issue Investigation Effectiveness - Accuracy and depth of technical analysis, including quality of root cause identification and