Sr Network Engineer

Mainz Brady Group; Beaverton (OR); On-site; USD 120,000 - 180,000; Full time

Job summary

Mainz Brady Group is seeking a Senior CMMC Network Engineer to design, secure, and support enterprise LAN/WAN/WiFi, data center, and cloud networking within a CMMC/NIST 800-171 regulated environment.

Responsibilities include designing and supporting Cisco LAN/WAN/WLAN, SDA and DNA Center, SD-WAN, BGP/OSPF, and wireless; implementing segmentation and boundary protection; managing Palo Alto and Cisco firewalls, VPNs, Cisco ISE, and related controls; supporting AWS/Azure networking.

Qualifications

• 7+ years of enterprise network engineering experience.
• Hands-on experience supporting CMMC, NIST 800-171, DFARS, and CUI environments.
• Strong Cisco routing/switching, firewalls, VPN, segmentation, and troubleshooting experience.
• Experience supporting CMMC assessments and compliance documentation.

Responsibilities

• Design and support Cisco LAN/WAN/WLAN, SDA/DNA Center, SD-WAN, BGP/OSPF, and wireless.
• Implement segmentation and boundary protection.
• Manage firewalls, VPNs, ISE, and cloud networking (AWS/Azure).
• Troubleshoot network issues, upgrades, migrations, HA/DR, and documentation.
• Provide network evidence for CMMC assessments and NIST 800-171 controls.

Skills

Cisco routing/switching

Firewalls

VPN

Network troubleshooting

Segmentation

CMMC/NIST 800-171

Tools

Python

Ansible

Terraform

Job description

Senior CMMC Network Engineer Senior Network Engineer – CMMC / NIST 800-171

Seeking a Senior Network Engineer to design, secure, and support enterprise LAN/WAN/WiFi, data center, and cloud networking within a CMMC/NIST 800-171 regulated environment.

Responsibilities

• Design and support Cisco LAN/WAN/WLAN, SD-Access (SDA), DNA Center, SD-WAN, BGP, OSPF, EIGRP, and wireless.
• Implement SGT/TrustSec segmentation and CUI boundary protection.
• Manage Palo Alto/Cisco firewalls, VPNs, Cisco ISE, and network security controls.
• Support AWS/Azure networking, including VPC/VNet, Transit Gateway, Direct Connect, ExpressRoute, and hybrid connectivity.
• Troubleshoot network issues and support upgrades, migrations, HA/DR, monitoring, and documentation.
• Provide network evidence and documentation for CMMC assessments, SSPs, POA&Ms, and NIST 800-171 controls.

Requirements

• 7+ years of enterprise network engineering experience.
• Hands‑on experience supporting CMMC, NIST 800-171, DFARS, and CUI environments.
• Strong Cisco routing/switching, firewalls, VPN, segmentation, and troubleshooting experience.
• Experience supporting CMMC assessments and compliance documentation.

Preferred: CCNP/CCIE, CMMC CCP/CCA, PCNSE, SD‑WAN, Cisco ISE, Python, Ansible, Terraform, and prior DoD/federal contractor experience.