About UsVisa 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 DescriptionRole Summary:The Senior Network & Cloud Infrastructure Engineer is responsible for designing, implementing, operating, and continuously improving highly available and secure network infrastructure supporting Visa's critical platforms and services.This role requires deep hands-on expertise across cloud and enterprise networking, with responsibility for connectivity, routing, network security, troubleshooting, automation, and production operations. The engineer will work closely with SRE, Cloud, Security, Architecture, and application teams to deliver resilient network solutions and resolve complex production issues.The ideal candidate combines strong traditional networking fundamentals with modern cloud networking and automation skills and is comfortable operating business-critical infrastructure in a 24x7 environment.All roles require digital fluency, including the ability to work with emerging technologies such as Generative AI tools to support everyday work.Key Responsibilities:Design, implement, and operate highly available network infrastructure across cloud and enterprise environments.Design and support AWS networking, including VPCs, Transit Gateway, Direct Connect, VPNs, routing, load balancing, DNS, and connectivity across multiple environments and regions.Configure and troubleshoot routing protocols, network segmentation, firewalls, VPNs, NAT, DNS, and load-bala
