Senior Network Engineer: ACI, Firewalls & VPN Expert

Northern Base; Olathe (KS); On-site; USD 90,000 - 130,000; Full time

Job summary

Northern Base in the United States is seeking an experienced Network Engineer to design, implement, and support enterprise network infrastructure in a high-demand environment.

The role covers Cisco ACI, Palo Alto firewalls, wireless networks, Infoblox DDI, and VPNs, requiring strong troubleshooting skills and the ability to lead critical incidents. You will collaborate with cross-functional teams to ensure secure, resilient connectivity across LAN/WAN/DC and cloud integrations.

Qualifications

• Expert in implementing and supporting Cisco ACI (policy model, contracts, EPGs).
• Experience with Palo Alto Firewalls, including VPNs, NAT, and policies.
• Design and troubleshoot IPsec VPNs and multi-vendor interoperability.
• Infoblox DNS/DHCP/IPAM administration and grid management.

Responsibilities

• Troubleshoot Level 3 and advanced network issues during high-pressure factory environments.
• Investigate causes, test solutions, and propose fixes to reduce resolution time.
• Upgrade and manage network equipment and device software.
• Align with priorities and collaborate with stakeholders during incidents.
• Lead operational issues during live troubleshooting with cross-team coordination.
• Assist Level 1 & 2 resources with network problems.
• Maintain strong routing and switching protocol knowledge.
• Communicate complex technical issues clearly to others.
• Be resourceful and work independently with attention to detail.
• Prioritize tasks effectively in a dynamic environment.

Skills

Cisco ACI / APIC

Palo Alto PAN-OS

Firewall policies & VPNs

Wireless design & RF

IPsec VPNs (site-to-site, remote)

Infoblox DNS/DHCP/IPAM

Wireshark packet captures

Network routing & switching

Tools

DNA Center

ISE

PAN-OS

Panorama

Infoblox Grid

Wireshark

Job description

Northern Base in the United States is seeking an experienced Network Engineer to design, implement, and support enterprise network infrastructure in a high-demand environment.

The role covers Cisco ACI, Palo Alto firewalls, wireless networks, Infoblox DDI, and VPNs, requiring strong troubleshooting skills and the ability to lead critical incidents. You will collaborate with cross-functional teams to ensure secure, resilient connectivity across LAN/WAN/DC and cloud integrations.