Onsite Network Support Engineer — SD-WAN & LAN Expert

A3 Solutions, Inc.; Vancouver (WA); On-site; USD 110,000 - 150,000; Full time

Job summary

A3 Solutions, Inc. is seeking an Network Support Engineer for an onsite role in the United States. The candidate will design, configure, and manage LAN/WAN/WLAN/SD‑WAN environments, troubleshoot routing, switching, and wireless networks, and collaborate with cross‑functional teams to resolve issues.

Required 5–7 years of experience in enterprise networking, strong TCP/IP knowledge, and SD‑WAN expertise. On‑call duties may apply; a Bachelor’s degree in a related field is expected.

Qualifications

• 5–7 years of hands-on enterprise network engineering experience.
• Strong knowledge of TCP/IP, routing, switching, VLANs, and subnetting.
• Experience with BGP and OSPF in large networks.

Responsibilities

• Design, implement, configure and manage LAN/WAN/WLAN/SD‑WAN solutions.
• Monitor performance, capacity, and connectivity; proactively resolve issues.
• Configure routers/switches; troubleshoot SD‑WAN devices and wireless infra.
• Support QoS, VLANs, DHCP/DNS/NAT; perform backups and health checks.
• Collaborate with cross‑functional teams and provide on‑call support.

Skills

LAN/WAN/WLAN/SD-WAN

TCP/IP & routing/switching

BGP & OSPF

Enterprise routers & switches

Wireless networks & controllers

SD‑WAN troubleshooting

DHCP/DNS/NAT/QoS

Network monitoring tools

Incident management & documentation

Troubleshooting & analysis

Education

Bachelor’s degree in Computer Science/IT/Telecom

5–7 years enterprise network engineering experience

Tools

Cisco Catalyst

Cisco Nexus

Cisco SD‑WAN/Viptela

Cisco Wireless

SolarWinds

ThousandEyes

LogicMonitor

Wireshark

Azure/AWS cloud networking

Python/Bash automation

Job description

A3 Solutions, Inc. is seeking an Network Support Engineer for an onsite role in the United States. The candidate will design, configure, and manage LAN/WAN/WLAN/SD‑WAN environments, troubleshoot routing, switching, and wireless networks, and collaborate with cross‑functional teams to resolve issues.

Required 5–7 years of experience in enterprise networking, strong TCP/IP knowledge, and SD‑WAN expertise. On‑call duties may apply; a Bachelor’s degree in a related field is expected.