Network Engineer I: Layer 2/3 Config & NOC Support

FiberLight, LLC; Allen (TX); On-site; USD 85,000 - 105,000; Full time

Job summary

FiberLight, LLC in Allen, TX is seeking a Network Engineer I to configure and maintain Layer 2/3 services, update network inventories, and participate in scheduled overnight maintenance. This role supports the provisioning team to help ensure accurate, on-time service delivery within Engineering.

You will troubleshoot L2/L3 issues, coordinate test/turn-up activities with the NOC and customers, and document configurations clearly.

Qualifications

• 3 to 7 years of experience in network engineering or telecommunications.
• Hands-on experience configuring Layer 2 services (Ethernet, MPLS, EVPL).
• Knowledge of Layer 3 routing protocols, including BGP and ISIS.
• Experience with Juniper and/or Cisco network equipment.
• Experience using network management and inventory systems (Carma, 3GIS, SiteTracker, SolarWinds).
• Ability to work overnight maintenance windows as needed.
• Associate's degree in Computer Science, Information Technology, or a related field, or equivalent work experience.

Responsibilities

• Configure Layer 2 and Layer 3 services on Cisco/Juniper platforms.
• Update and maintain circuit records in inventory systems.
• Participate in overnight maintenance windows and execute change procedures.
• Coordinate with the NOC, provisioning, and customers for turn-up.
• Document configurations and completed work clearly.

Skills

Layer 2 config

Layer 3 config

BGP

ISIS

Cisco devices

Juniper devices

Network docs

Scripting (Python/Ansible)

Documentation

Education

Associate's degree in CS/IT

Tools

Carma

3GIS

SiteTracker

SolarWinds

Job description

FiberLight, LLC in Allen, TX is seeking a Network Engineer I to configure and maintain Layer 2/3 services, update network inventories, and participate in scheduled overnight maintenance. This role supports the provisioning team to help ensure accurate, on-time service delivery within Engineering.

You will troubleshoot L2/L3 issues, coordinate test/turn-up activities with the NOC and customers, and document configurations clearly.