Senior Network Engineer

Applied Resource Group; Dunwoody (GA); On-site; USD 90,000 - 120,000; Full time

Job summary

Applied Resource Group is seeking a Senior Network Engineer to ensure seamless connectivity and performance across a multi-site enterprise network environment. This role involves leading infrastructure support, routing/switching, and telephony to maintain over 300 business locations across North America.

The ideal candidate will have a bachelor's degree in IT or Networking, CCNP certification, and a minimum of 5 years in enterprise networking roles. You will manage network monitoring, incidents resolution, and mentor junior engineers while collaborating closely with vendors.

Qualifications

• Minimum 5 years of hands‑on experience in enterprise networking roles.
• Strong knowledge of LAN/WAN environments and routing protocols.
• Experience working with telecom vendors and circuit provisioning.

Responsibilities

• Architect and support wide-area connectivity across over 300 business locations.
• Monitor network health using enterprise tools and resolve incidents.
• Mentor junior engineers and help standardize procedures across the team.

Skills

Enterprise networking

Routing protocols (OSPF, BGP, MPLS)

LAN/WAN environments

Telecom vendors

Network diagramming

Education

Bachelor’s degree in Information Technology, Networking, or equivalent

Cisco CCNP or comparable certification

Tools

SolarWinds

Cisco FMC/FTD

Job description

We’re looking for a Senior Network Engineer to take the lead in ensuring seamless connectivity and performance across a multi-site enterprise network environment. With hundreds of locations across North America, this role demands strong technical leadership in infrastructure support, routing/switching, and telephony. You’ll serve as the go-to escalation point for advanced issues, support network design efforts, and mentor junior engineers while working closely with vendors and internal teams to execute on critical projects.

Key Responsibilities

• Architect and support wide-area connectivity across over 300 business locations
• Monitor network health using enterprise tools and resolve incidents involving routers, switches, wireless access points, and voice platforms
• Oversee implementation and upkeep of firewalls, VPNs, and secure remote access systems
• Manage telecom and internet circuits across the enterprise, ensuring performance and cost efficiency
• Maintain and optimize a multi-vendor environment, including Cisco, Meraki, Ubiquiti, and related platforms
• Administer monitoring systems like SolarWinds, Cisco FMC/FTD, and other diagnostics tools
• Serve as Tier III escalation support, partnering with cross-functional teams for resolution
• Develop and maintain detailed diagrams and documentation of network systems
• Assist with rollout of infrastructure upgrades, including physical installations at key sites
• Participate in on-call rotations and respond to business-impacting outages as needed
• Mentor junior engineers and help standardize procedures across the team

Required Qualifications

• Bachelor’s degree in Information Technology, Networking, or equivalent experience
• Cisco CCNP or comparable certification
• Minimum 5 years of hands‑on experience in enterprise networking roles
• Strong knowledge of LAN/WAN environments and routing protocols (OSPF, BGP, MPLS, etc.)
• Familiar with VPN, firewall technologies, wireless authentication (802.1x), and voice solutions (VoIP)
• Experience working with telecom vendors and circuit provisioning
• Competence with Visio or similar tools for creating network diagrams
• Solid understanding of ITIL‑based change control processes

Preferred Skills

• Automation or scripting exposure (PowerShell, Bash)
• Experience with Puppet, Chef, or similar automation/configuration tools
• Hands‑on experience in data center environments or structured cabling projects
• Familiarity with SolarWinds or equivalent NMS platforms