Enterprise Network Engineer – LAN/WAN, Cloud & Security

Ethereum Technologies; Edison (NJ); On-site; USD 110,000 - 150,000; Full time

Job summary

Ethereum Technologies is seeking an experienced Network Engineer to design, implement, and manage our enterprise network footprint. You will work across LAN/WAN/WLAN, configure Cisco devices, and oversee routing protocols, IP addressing, and network segmentation to ensure secure and reliable connectivity.

You will collaborate with infrastructure, security, and systems teams, utilize SolarWinds, Wireshark, and PRTG for monitoring, and drive improvements through upgrades, migrations, and

Qualifications

• Experience designing and maintaining enterprise networks.
• Strong knowledge of routing, switching, and network security.
• Experience with Cisco devices and VPNs.
• Familiarity with Palo Alto, Cisco ASA, Fortinet is preferred.
• Proficient in network monitoring and incident response.
• Ability to document network topology and configurations.

Responsibilities

• Design, configure, and maintain enterprise LAN, WAN, and WLAN network infrastructure.
• Install, configure, and troubleshoot Cisco routers, switches, and network devices.
• Manage routing protocols such as BGP, OSPF, EIGRP, and RIP.
• Configure VLANs, subnetting, IP addressing, and network segmentation.
• Implement and manage network security policies, firewalls, and ACLs.
• Configure site-to-site and remote-access VPN connectivity.
• Monitor network performance, availability, and bandwidth utilization.
• Troubleshoot network connectivity, latency, packet loss, and routing issues.
• Manage firewall technologies such as Palo Alto, Cisco ASA, and Fortinet.
• Implement network redundancy, load balancing, and high-availability solutions.
• Support data center networking and cloud networking environments.
• Perform network upgrades, migrations, and infrastructure improvements.
• Work with monitoring tools such as SolarWinds, Wireshark, and PRTG.
• Maintain network documentation, topology diagrams, and configuration records.
• Collaborate with infrastructure, security, and systems administration teams.

Skills

Networking basics

LAN/WAN/WLAN

TCP/IP

BGP/OSPF/EIGRP/RIP

VLANs/Subnetting

Firewall management

VPN technologies

Security policies

Cloud networking

Network monitoring

Automation (Python/Ansible)

Tools

SolarWinds

Wireshark

PRTG

Ansible

Python

Job description

Ethereum Technologies is seeking an experienced Network Engineer to design, implement, and manage our enterprise network footprint. You will work across LAN/WAN/WLAN, configure Cisco devices, and oversee routing protocols, IP addressing, and network segmentation to ensure secure and reliable connectivity.

You will collaborate with infrastructure, security, and systems teams, utilize SolarWinds, Wireshark, and PRTG for monitoring, and drive improvements through upgrades, migrations, and