Senior Network Engineer
Ralliant•Beaverton, OR
•Onsite
About The Position
We are seeking a Senior Network Engineer to design, implement, secure, and support enterprise network infrastructure across LAN/WAN/WiFi, datacenters, and cloud connectivity. This role requires deep technical expertise, strong troubleshooting skills, and the ability to lead network initiatives from planning through execution.
Requirements
- Bachelor’s degree in IT/Computer Science or equivalent work experience.
- 7 years of hands-on enterprise network engineering experience.
- Strong knowledge of: Routing and switching (Cisco), TCP/IP, subnetting, DNS, DHCP, InfoBlox, WAN technologies (DMVPN, SD-WAN, DIA, broadband), Wireless networking (Cisco/Meraki)
- Experience with: Firewalls (Palo Alto / Cisco ASA/FTD), VPN (site-to-site, remote access), Network segmentation and security best practices
- Strong troubleshooting skills using packet capture tools (Wireshark/tcpdump).
- Excellent communication and stakeholder management skills.
Nice To Haves
- Experience with SD-WAN (Viptela, etc.)
- Cloud networking experience: AWS / Azure / OCI
- VPC/VNet design, VPN, Direct Connect/ExpressRoute
- Automation experience (Python, Ansible, Terraform, API-based networking).
- Experience with NAC solutions (Cisco ISE, ClearPass).
- Knowledge of compliance/security frameworks (NIST, CMMC, ISO 27001).
- Certifications preferred: CCNP / CCIE (Enterprise/Security), PCNSE / NSE
Responsibilities
- Design, implement, and maintain enterprise network infrastructure (LAN/WAN/WLAN).
- Manage and optimize routing and switching environments (SDWAN,SDA,BGP, OSPF, EIGRP, VLANs, STP, HSRP/VRRP).
- Configure and support firewalls, VPNs, and network security controls.
- Lead network upgrades, migrations, and major infrastructure projects.
- Support and troubleshoot network performance issues and outages (root cause analysis).
- Monitor network health using tools like SolarWinds / ThousandEyes (or similar).
- Maintain network documentation: diagrams, IP schema, standards, and runbooks.
- Work with service providers for circuit turn-ups, troubleshooting, and escalations.
- Ensure high availability, redundancy, and disaster recovery readiness.
- Mentor junior engineers and provide technical guidance.
- Participate in on-call rotation and support after-hours maintenance activities.
- Design and support cloud network architecture including: AWS VPC / Transit Gateway / Route Tables / NACLs / Security Groups, Azure VNet / VNet Peering / UDR / NSGs / Cloud Firewall
- Implement secure hybrid connectivity: IPsec site-to-site VPN, AWS Direct Connect / Azure ExpressRoute
- Implement cloud segmentation and secure routing patterns for CUI environments.
- Support cloud security integrations: Centralized logging/monitoring, Network traffic visibility and alerting
- Partner with cloud engineering teams to ensure compliant connectivity for workloads handling CUI
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What This Job Offers
Job Type
Full-time
Career Level
Senior
