Network Engineer

Vilwaa Solutions Pvt Ltd - Highlands Ranch, CO

Full-time

Highlands Ranch, CO

About the position

The Network Engineer position at Visa's Datacenter Network Engineering team involves designing, implementing, and supporting robust networks for Visa's global enterprise infrastructure. The role requires collaboration with various teams to ensure network solutions meet security requirements and are implemented without impacting business-critical systems.

Responsibilities

• Design, implement, and provide ongoing support of Visa's datacenter LAN infrastructure using platforms such as Cisco, Arista, and Cumulus Linux.
• Gather network requirements for key business initiatives and produce high-level and low-level design documentation for proposed solutions.
• Provide cost estimates and timelines for implementation of network solutions.
• Implement network solutions in a timely manner while ensuring business-critical systems are not impacted during maintenance windows.
• Work closely with the Information Security Office to ensure solutions meet Visa Technical Security Requirements and comply with Visa Key Control policies.
• Collaborate with the network QA team to ensure all new designs and changes are tested and certified in non-production environments before production deployment.
• Provide 3rd level technical support to Visa clients and technical teams to resolve network issues and support new network implementations.
• Deliver high-level technical consultancy to ensure rapid problem resolution.

Requirements

• At least 5 years of network engineering experience in large datacenter environments.
• CCIE certification or equivalent, and/or a bachelor's degree preferably in Engineering is preferred.
• Expert-level understanding of LAN Switching and L2 protocols such as VLAN, STP, HSRP, VRRP, 802.1q.
• Advanced understanding of routing protocols such as BGP, OSPF, and EIGRP.
• Advanced understanding of TCP/IP network protocols, including common application protocols.
• At least 3 years experience with datacenter network fabric technologies such as MLAG, VPC, Fabric Path, VXLAN, MP-BGP, EVPN.
• Experience designing highly secure multi-tenant network solutions.
• Experience implementing Cisco Nexus, Arista, Cumulus Linux, Palo Alto / Checkpoint, F5 LTM, Cisco VPN solutions.
• Experience with SDN / SDDC solutions (Cisco ACI, VMWare NSX, OpenStack, Docker).
• Linux administrator skills.
• Experience in automating network tasks using scripting or configuration management tools such as Ansible, Python, or Perl.
• ITIL certification preferred.
• Experience creating low-level network design documentation including detailed Visio diagrams.
• Advanced process orientation and exhibited planning, organizational, and problem-solving skills.
• Strong interpersonal, facilitation, and leadership skills along with effective communication (both written and verbal in English) skills.

Nice-to-haves

• ITIL certification preferred.