Senior Network Engineer

Location: Beaverton OR
Type: Direct Hrie
Additional Compensation: Eligible for bonus

GTN Technical Staffing is seeking a Senior Network Engineer for a confidential client. This role will design implement secure and support enterprise network infrastructure across LAN WAN wireless data centers and cloud environments.

The ideal candidate brings strong technical expertise advanced troubleshooting skills and experience leading network initiatives from planning through implementation.

• Design implement and maintain enterprise LAN WAN and wireless infrastructure.
• Manage and optimize routing and switching environments including SD-WAN Software-Defined Access (SDA) BGP OSPF EIGRP VLANs STP and HSRP/VRRP.
• Configure and support firewalls VPNs and network security controls.
• Lead network upgrades migrations and infrastructure projects.
• Troubleshoot network performance issues and outages conduct root cause analysis and implement corrective actions.
• Monitor network health using SolarWinds ThousandEyes or similar tools.
• Maintain network diagrams IP addressing plans standards and operational runbooks.
• Coordinate with service providers on circuit activation troubleshooting and escalations.
• Ensure network availability redundancy and disaster recovery readiness.
• Mentor junior engineers and provide technical guidance.
• Participate in an on-call rotation and support after-hours maintenance.

• Design and support AWS networking including VPCs Transit Gateway route tables network ACLs and security groups.
• Design and support Azure networking including VNets VNet peering user-defined routes network security groups and cloud firewalls.
• Implement secure hybrid connectivity using IPsec site-to-site VPNs AWS Direct Connect and Azure ExpressRoute.
• Implement network segmentation and secure routing for environments handling Controlled Unclassified Information (CUI).
• Support centralized logging monitoring network traffic visibility and alerting.
• Partner with cloud engineering teams to deliver compliant connectivity for workloads handling CUI.

• Bachelors degree in Information Technology Computer Science or equivalent work experience.
• At least 7 years of hands-on enterprise network engineering experience.
• Strong knowledge of Cisco routing and switching.
• Proficiency with TCP/IP subnetting DNS DHCP and Infoblox.
• Experience with WAN technologies including DMVPN SD-WAN dedicated internet access (DIA) and broadband.
• Experience with Cisco and/or Meraki wireless networking.
• Experience configuring and supporting Palo Alto and/or Cisco ASA/FTD firewalls.
• Experience with site-to-site and remote-access VPNs.
• Strong understanding of network segmentation and security best practices.
• Advanced troubleshooting skills using Wireshark tcpdump or similar packet capture tools.
• Excellent communication and stakeholder management skills.

• Experience with SD-WAN platforms such as Viptela.
• Cloud networking experience with AWS Azure or Oracle Cloud Infrastructure (OCI).
• Experience designing VPCs/VNets and implementing VPN Direct Connect or ExpressRoute connectivity.
• Network automation experience using Python Ansible Terraform or APIs.
• Experience with network access control (NAC) solutions such as Cisco ISE or ClearPass.
• Familiarity with NIST CMMC or ISO 27001 security and compliance frameworks.
• Relevant certifications including CCNP CCIE Enterprise/Security PCNSE or NSE.

The duties of this position are subject to U.S. government export control regulations. Candidates must either qualify as U.S. personsincluding U.S. citizens lawful permanent residents or protected individuals as defined by 8 U.S.C. 1324b(a)(3)or collaborate with the employer to obtain the necessary U.S. government export authorizations. Continued employment is contingent upon obtaining any required authorizations.

Qualified applicants will be considered without regard to race color national origin religion sex age marital status disability veteran status sexual orientation gender identity or expression or other characteristics protected by applicable law. Reasonable accommodations are available for applicants with disabilities during the application process.