Network Engineer

SMARTFOX; United States; On-site; USD 95,000 - 160,000; Full time

Job summary

SMARTFOX is seeking a Network Engineer to design, build, and operate enterprise networks across LAN, WAN, and data centers in the United States. You will configure routers, switches, firewalls, VPNs, and SD-WAN, and connect hybrid cloud networks to AWS, Azure, or GCP.

You will automate deployments with Python, Ansible, or Terraform, monitor performance, troubleshoot outages, and lead upgrades. Collaboration with security and accurate runbook documentation are essential.

Qualifications

• Solid understanding of TCP/IP, routing (OSPF/BGP), switching (VLANs/STP), DNS, DHCP, and NAT.
• Hands-on experience from a job, internship, or serious home lab.
• A methodical troubleshooting approach and calm under pressure.
• Clear communication, in writing and in outages.
• Bachelor's degree in IT, CS, or related field, or equivalent experience.

Responsibilities

• Design, build, and operate LAN/WAN/SD-WAN networks.
• Configure routers, switches, firewalls, load balancers, and VPNs.
• Connect and secure hybrid cloud networks across AWS, Azure, or GCP.
• Automate configuration and deployment with Python, Ansible, or Terraform.
• Monitor performance and capacity; fix problems before users notice them.
• Troubleshoot outages with packet analysis, flow data, and logs; drive root-cause fixes.
• Plan and lead upgrades, migrations, and site rollouts.
• Collaborate with security on segmentation, zero-trust, and firewall policy.
• Document designs and runbooks so the team can operate what you build.

Skills

TCP/IP

Routing (OSPF BGP)

Switching

DNS/DHCP/NAT

Troubleshooting

Communication

Cloud networking

Education

Bachelor's degree in IT/CS or related field

Tools

Wireshark

SolarWinds

ThousandEyes

Splunk

Job description

• Design, build, and operate LAN, WAN, SD-WAN, wireless, and data center networks
• Configure and maintain routers, switches, firewalls, load balancers, and VPNs (Cisco, Juniper, Arista, Palo Alto, Fortinet, or similar)
• Connect and secure hybrid cloud networks across AWS, Azure, or GCP (VPCs/VNets, Direct Connect/ExpressRoute, transit gateways)
• Automate configuration, change deployment, and compliance checks with Python, Ansible, or Terraform instead of box-by-box CLI work
• Monitor performance and capacity, and fix problems before users notice them
• Troubleshoot complex outages with packet analysis, flow data, and logs, then drive the root-cause fix
• Plan and lead upgrades, migrations, and site rollouts
• Work with security teams on segmentation, zero-trust, and firewall policy
• Document designs and runbooks so the whole team can operate what you build

Pick your track

• Level Typical experience What you'll own
• Network Engineer I - 0-2 years : Monitoring, troubleshooting, routine changes, learning our architecture with a dedicated mentor
• Network Engineer II - 2-5 years : Owning network domains, leading projects and cutovers, building automation, mentoring
• Senior Network Engineer - 5+ years : Architecting enterprise designs, setting standards, leading major initiatives, driving the roadmap

Promotion criteria are written down at every level, so you always know what's next.

What you bring

Must have

• Solid understanding of TCP/IP, routing (OSPF, BGP, EIGRP), switching (VLANs, STP), DNS, DHCP, and NAT
• Hands-on experience from a job, internship, or serious home lab
• A methodical troubleshooting approach and calm under pressure
• Clear communication, in writing and in an outage bridge call
• Bachelor's degree in IT, Computer Science, or a related field, or equivalent experience. We care about what you can do.

Nice to have (not required)

• Certifications: CCNA, CCNP, JNCIA/JNCIS, Network+, PCNSA, AWS Advanced Networking, or similar
• Experience with Wireshark, SolarWinds, ThousandEyes, Splunk, or similar monitoring tools
• Scripting or automation skills (Python, Ansible, Netmiko, Terraform)
• Familiarity with SD-WAN (Meraki, Viptela, Fortinet, Silver Peak), wireless, or data center fabrics
• Knowledge of network security, zero-trust, and compliance frameworks
• A home lab (GNS3, EVE-NG, CML) or projects you can talk about