Posted 5 months ago

Senior Network Technician

Essex, MDOn-siteContract

AI Summary

Senior Network Technician responsible for leading and hands-on deployment, configuration, and maintenance of enterprise network infrastructure, mentoring junior staff and ensuring network stability across multiple environments.

About this role

Job Summary

We are seeking an experienced Senior Network Technician to lead and support the installation, configuration, and maintenance of enterprise network infrastructure. This role is highly hands-on and focuses on deploying and supporting network hardware such as switches, routers, firewalls, and wireless access points across multiple environments. The ideal candidate combines strong technical expertise with the ability to mentor junior staff and take ownership of network deployments and troubleshooting efforts.

Key Responsibilities

Lead installation, configuration, and deployment of network hardware including switches, routers, firewalls, and wireless access points

Perform rack-and-stack, structured cabling coordination, labeling, and equipment documentation

Configure and support LAN, WAN, and WLAN environments, including VLANs, trunking, and routing

Troubleshoot complex network issues across wired and wireless environments

Support network upgrades, migrations, and hardware refresh projects

Validate network performance and ensure stability post-deployment

Maintain and update network diagrams, asset inventories, and technical documentation

Serve as an escalation point for network-related issues

Mentor and guide junior network technicians

Collaborate with network engineers, systems teams, and vendors

Participate in on-call rotations and scheduled after-hours maintenance as required

Required Qualifications

5+ years of experience in network support, network technician, or network operations roles

Strong hands-on experience installing and supporting switches, routers, firewalls, and access points

In-depth knowledge of TCP/IP, VLANs, subnetting, DHCP, DNS, and routing concepts

Experience working with enterprise networking platforms (Cisco, Aruba, Meraki, Juniper, Fortinet, etc.)

Proven ability to diagnose and resolve complex network connectivity issues

Experience working in data center, campus, or multi-site environments

Excellent documentation, communication, and organizational skills

Skills

ArubaAsset InventoriesCiscoData CenterDHCPDNSFirewallsFortinetJuniperLANMarakiMulti-site EnvironmentsNetwork DiagramsNetwork DocumentationOn-call RotationsRack And StackRoutersRoutingStructured CablingSubnettingSwitchesTCP/IPTrunkingVendor CoordinationVLANsWanWireless Access PointsWLAN

Senior Network Technician

About this role

Key Responsibilities

Required Qualifications

Skills

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