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Network Support Specialist
7 days ago
Visa Inc. is a community of problem solvers and innovators that aims to reshape the future of commerce. As a global leader in the payment processing industry, we operate the world's most sophisticated processing networks, capable of handling more than 65,000 secure transactions per second across 80 million merchants, 15,000 financial institutions, and billions of everyday people.
The Opportunity
We are seeking an experienced Network Support Specialist to join our Global Network Operations Centre (GNOC) team. As a member of this team, you will be responsible for detecting, notifying, and escalating network issues in real-time. You will work closely with our internal teams to manage and respond to network, hardware, and external client events that may impact our clients' connectivity to our services.
About the Role
The successful candidate will have a deep understanding of logical and physical connectivity issues and their impact on transaction quality. You will be required to interpret firewall logs, troubleshoot network issues, and communicate effectively throughout the incident management process. A strong understanding of routing protocols such as BGP, EIGRP, IS-IS, and OSPF is essential for this role.
Requirements
- A sound understanding and working knowledge of routing protocols such as BGP, EIGRP, IS-IS, and OSPF.
- Good working knowledge of Cisco 65xx/72xx/76xx, Nexus 5k/7k & FEX, Arista switches, Bluecoat proxy, F5 LTM & GTM, Juniper, Silver Peak.
- Good knowledge of SolarWinds, Netcool, or other fault monitoring toolsets.
- Good knowledge of ServiceNow or other incident and change management tools.
- Broad knowledge and background on TCP/IP, MPLS, WAN, LAN SDWAN and Cloud technologies.
- Ability to interpret firewall logs and look for specific permission or denial of a source IP to a specific destination in support of troubleshooting.
