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Senior Network Architect

2 weeks ago

Singapore Visa Inc. Full time
Job Overview:
Visa Inc. is a leading global payment technology company that operates one of the world's most sophisticated processing networks.

We have a community of problem solvers and innovators who are reshaping the future of commerce.

The job requires an in-depth understanding of how logical and physical connectivity issues can affect transaction quality.

You will be able to explore many latest technologies that support Visa Operations, such as Cloud, SASI Network, Payment products, and services.


Main Responsibilities:
  • Manage and respond to network issues, with primary responsibility for detecting, notifying, and escalating problems.
  • Have a good understanding of customer topology and potential work-around scenarios to mitigate client impact.
  • Modify and create work instructions or recipes to prepare for similar impacting events and allow for a quicker response.
  • Review work instructions for accuracy and solicit improvements through second-level support groups.

Requirements:
  • Bachelor's degree in Computer Science, Engineering, or related field.
  • Solid understanding of routing protocols (BGP, EIGRP, IS-IS, OSPF) and experience with Cisco, Juniper, and Arista equipment.
  • Familiarity with fault monitoring toolsets (SolarWinds, Netcool) and incident management systems (ServiceNow).
  • Ability to interpret firewall logs and look for specific permission or denial of source IPs to a destination in support of troubleshooting.
  • Experience with packet analyzers (Wireshark) and network discovery tools (Thousand Eyes, Netbrain).