Onsite Enterprise Network Engineer – LAN/WAN & Wireless

Alquemy; Los Angeles (CA); On-site; USD 90,000 - 120,000; Full time

Job summary

Alquemy is seeking an Intermediate Network Engineer to provide onsite support for our enterprise network infrastructure in Los Angeles. You will ensure reliable connectivity, performance, and availability for critical operations, and you will work with IT teams, vendors, and remote engineers on modernization initiatives.

The role requires hands-on experience with LAN/WAN, wireless networks, switches, routers, firewalls, and network security.

Qualifications

• 3–5 years of experience supporting enterprise network infrastructure.
• Strong knowledge of TCP/IP, VLANs, routing, switching, DNS, DHCP, and troubleshooting.
• Experience with Cisco and/or Aruba networking technologies.
• Hands-on experience with enterprise wireless networks and controllers.
• Familiarity with firewalls, network security, and NAC.
• Aruba AOS8/AOS10, ClearPass, and wireless bridges knowledge is a plus.
• Cisco CCNA, Aruba certification, or equivalent practical experience preferred.
• Experience in logistics, transportation, manufacturing, or 24/7 operational environments is an asset.
• Familiarity with ITIL, incident management, and change control processes.

Responsibilities

• Provide hands-on support for LAN, WAN, wireless, and enterprise network infrastructure.
• Troubleshoot connectivity, performance, and availability issues with switches, routers, firewalls, and APs.
• Monitor network health, investigate incidents, and implement fixes.
• Support network upgrades, hardware installations, replacements, and configuration changes.
• Maintain wireless infrastructure, including access points and controllers.
• Troubleshoot VLANs, routing, switching, and network segmentation.
• Participate in network refreshes, upgrades, and modernization projects.
• Maintain network diagrams, inventories, configurations, and documentation.
• Coordinate with IT teams, vendors, and remote resources to resolve issues.

Skills

TCP/IP

VLANs

Routing

Switching

DNS

DHCP

Network troubleshooting

Onsite support

Education

Cisco CCNA

Aruba certification

Tools

Cisco

Aruba

ClearPass

Firewalls

Job description

Alquemy is seeking an Intermediate Network Engineer to provide onsite support for our enterprise network infrastructure in Los Angeles. You will ensure reliable connectivity, performance, and availability for critical operations, and you will work with IT teams, vendors, and remote engineers on modernization initiatives.

The role requires hands-on experience with LAN/WAN, wireless networks, switches, routers, firewalls, and network security.