Network Engineer
About the Role
Job Title: Senior Network Engineer
Location: Seattle, WA (Onsite)
Employment Type: Contract
Job Summary
We are seeking a highly experienced Senior Network Engineer with deep expertise in IP networking, routing protocols, and large-scale Cisco router platforms. This role requires strong troubleshooting skills and hands-on experience supporting complex, enterprise-level network infrastructures in an onsite environment.
Responsibilities
- Design, implement, and support complex IP network architectures
- Administer and troubleshoot large-scale routing and switching environments
- Configure, optimize, and support routing protocols including BGP and OSPF
- Support enterprise and carrier-grade Cisco router platforms
- Perform advanced network analysis and root cause troubleshooting
- Ensure high availability, performance, and scalability of network services
- Collaborate with cross-functional teams to support network operations and initiatives
Required Qualifications
- 7+ years of industry experience in network engineering
- Strong IP networking fundamentals and protocol-level expertise
- Extensive hands-on experience with routing protocols:
- BGP
- OSPF
- Proven experience with major Cisco router platforms:
- Cisco 37xx, 49xx, 65xx, 73xx, and 76xx
- Experience with compatible supervisory and line cards
- Advanced troubleshooting and network analysis skills
Candidates should have significant experience with many of the following technologies and protocols:
Routing & IP Networking
- IPv4 and IPv6
- BGP (Border Gateway Protocol)
- OSPF (Open Shortest Path First)
- TCP (internals and flow control)
Switching & High Availability
- VLANs (802.1d)
- Spanning Tree Protocol (STP)
- HSRP / GLBP
Transport & WAN Technologies
- DWDM
- SONET (OC3, OC48)
- T1 / DS1
- DS3
Multicast & Label Switching
- PIMv2
- IGMP
- LDP
Security, Access & Services
- IPsec and VPNs
- TACACS
- NetFlow
- DNS
- HTTP
Required Skills
Keywords
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