The posting
We are seeking a highly skilled and hands-on Senior Network Engineer to join our Enterprise Network Services team. This role is responsible for deploying and supporting critical network infrastructure across both internal enterprise environments and external customer-facing platforms.
The ideal candidate will have extensive experience planning and executing critical network security and infrastructure patch rollouts in fast-paced, highly regulated, and uptime-sensitive environments. The role requires deep expertise in routing, switching, data center networking, internet connectivity, network security, and production change management.
The successful candidate will demonstrate a strong track record of executing complex infrastructure changes with minimal risk, maintaining network resiliency, and supporting business-critical services operating in 24x7 global environments.
Responsibilities:
- Provide L1/L2 teams with escalation support for day-to-day operational issues and network-related incidents, ensuring timely troubleshooting and resolution.
- Provide weekend technical and escalation support for network break-fix activities and planned maintenance, helping mitigate operational risk and maintain infrastructure stability.
- Implement, and support enterprise-scale network infrastructure across data centers, cloud, campus and branch environments.
- Provide Tier-3 support and technical lead during major incidents and escalations.
- Coordinate maintenance windows, rollback plans, validation testing, and post-implementation reviews.
- Coordinate end-to-end remediation activities including maintenance windows and pre/post validations across multiple stakeholders, including business application owners, multiple infrastructure teams (Unix, Load Balancer, Firewall etc), security teams, and all relevant third-party vendors (Cisco/Arista etc).
- Monitor network performance and proactively identify risks before they impact production.
- Ensure compliance with security, audit, and regulatory requirements through timely remediation of vulnerabilities.
Required Skills:
- 5+ years of enterprise network engineering experience.
- Strong hands-on expertise in routing and switching, with in-depth knowledge of protocols such as BGP, OSPF, multicast, STP, HSRP
- Hands-on experience in TCP/IP analysis, including packet-level troubleshooting using Wireshark or tcpdump.
- Understanding of leaf-Spine Architectures across Cisco and Arista Platforms
- Experience in executing critical security patching and production network upgrades in large-scale environments.
- Strong experience supporting both internal infrastructure and internet-facing production services.
- Demonstrated ability to perform complex maintenance and migration activities during scheduled change windows.
- Strong understanding of network resiliency, high availability, and disaster recovery principles
Preferred Skills:
- CCNP, CCIE, or equivalent industry.
- Experience with Python scripting and Ansible automation.
- Financial services domain knowledge is a plus
Required Skills:
- 5+ years of enterprise network engineering experience.
- Strong hands-on expertise in routing and switching, with in-depth knowledge of protocols such as BGP, OSPF, multicast, STP, HSRP
- Hands-on experience in TCP/IP analysis, including packet-level troubleshooting using Wireshark or tcpdump.
- Understanding of leaf-Spine Architectures across Cisco and Arista Platforms
- Experience in executing critical security patching and production network upgrades in large-scale environments.
- Strong experience supporting both internal infrastructure and internet-facing production services.
- Demonstrated ability to perform complex maintenance and migration activities during scheduled change windows.
- Strong understanding of network resiliency, high availability, and disaster recovery principles



