Network Infrastructure Engineer — NYC Onsite & Modernization Lead

Gotham Technology Group; New York (NY); Hybrid; USD 120,000 - 160,000; Full time

Benefits offered by this job

Health insurance

401(k) plan

Job summary

Gotham Technology Group is seeking a Network Operations & Infrastructure Engineer in New York to maintain, optimize, and evolve a complex multi-site network. You’ll own monitoring, performance, and security across campus, data centers, and WAN while leading modernization projects.

The role requires hands-on Cisco experience, expertise in routing/switching, and collaboration with Information Security. Hybrid onsite work and a collaborative IT environment are expected.

Qualifications

• 5+ years of experience supporting and engineering enterprise-scale network environments.
• Strong hands-on Cisco networking experience including Catalyst, Nexus, wireless, and network security technologies.
• Expertise in routing and switching protocols for enterprise networks.
• Experience with multi-site WAN and campus networks.
• Solid knowledge of network security principles.
• Experience with Cisco ISE, DNA Center, Meraki, Palo Alto or similar platforms.
• Proficient in network monitoring/troubleshooting using SolarWinds and Wireshark.
• Familiarity with ITSM tools like ServiceNow and Jira.
• Excellent documentation and network diagramming skills.
• Strong troubleshooting, problem-solving, and independent working ability.

Responsibilities

• Own ongoing administration, monitoring, and optimization of the firm's network infrastructure.
• Design and implement network improvements across campus, data center, WAN, wireless, and security.
• Support routing and switching protocols including BGP, OSPF, EIGRP, VLANs, VXLAN, L2/L3.
• Partner with Information Security on network segmentation, firewall policies, secure remote access, and compliance.
• Lead network refresh, migration, and modernization projects across multiple offices.
• Troubleshoot complex network performance, connectivity, security, and routing issues.
• Create and maintain detailed network documentation, topology diagrams, and procedures.
• Operate monitoring/analytics platforms and collaborate with Systems, Security, Service Desk, and Infra teams.
• Participate in change management, incident response, and root-cause analysis.
• Identify opportunities to automate tasks and improve network efficiency.

Skills

Cisco networking

Routing & switching

Network security

Documentation

Collaboration

Problem solving

Independent work

Networking design

Education

Bachelor’s degree or higher

Tools

SolarWinds

Wireshark

Cisco ISE

Cisco DNA Center

Meraki

Palo Alto

DCNM/NDFC

ACI

VXLAN/EVPN

ServiceNow

Jira

Job description

Gotham Technology Group is seeking a Network Operations & Infrastructure Engineer in New York to maintain, optimize, and evolve a complex multi-site network. You’ll own monitoring, performance, and security across campus, data centers, and WAN while leading modernization projects.

The role requires hands-on Cisco experience, expertise in routing/switching, and collaboration with Information Security. Hybrid onsite work and a collaborative IT environment are expected.