CareerPlan

Senior Systems Engineer - Network Engineering (On-Call Rotation & Hybrid)

Norwalk, CT, USAFull-time$110k–$135k2026-10-29 → 2026-11-10
Hybrid

Core

Design, implement, automate, troubleshoot, and maintain enterprise network systems (LAN, WAN, SAN, Wireless, Cloud) for financial data and analytics platforms.

Role type

Senior Systems Engineer - Network Engineering

Builds

Enterprise network infrastructure integrating client services, market data vendors, and internal networks

Domain

Financial Services / Network Engineering

Required skills

Routing protocols (BGP, EIGRP, OSPF), LAN switching (VLAN, STP, MLAG), TCP/IP, Multicast, VXLAN/EVPN, Cloud Networking, Wireshark, Coralogix, gNMI, Load Balancers, Cisco/Arista/Juniper equipment, AWS, Azure

Preferred skills

Financial industry experience, Large enterprise network background, Multicast network design, Programming/scripting, Linux, NSX, Infoblox, Modern datacenter stack, Public/Private/Hybrid cloud architectures, Team leadership

Technologies

Cisco, Arista, Juniper, AWS, Azure, Wireshark, Coralogix, gNMI, F5, Linux, IOS, IOS-XE, EOS, NSX, Infoblox

Responsibilities

Design and maintain network systems, Monitor and troubleshoot network performance, Develop network documentation, Integrate new technologies with cross-functional teams, Provide technical support to stakeholders, Train and mentor junior engineers, Participate in weekend on-call rotation

Seniority

Senior, hands-on IC