CCIE-certified Network Architect

Role: Network Architect / CCIE Location: Boston, MA (non local OK but relocation would be required as this is onsite) Duration: 4 months+ Position Overview Our client is seeking a CCIE-certified Network Architect to provide advanced network architecture, engineering, troubleshooting, and operational support across a complex Cisco networking environment. This role operates at both the strategic architecture/design level and hands-on operational level, supporting network reliability, performance, security, lifecycle management, and ongoing optimization. Must-Have Qualifications CCIE certification required Advanced Cisco networking expertise Strong L2/L3 networking and troubleshooting experience Hands-on experience with Cisco IOS, IOS-XE, and IOS-XR Strong understanding of routing, switching, and dynamic routing protocols Knowledge of networking across OSI Layers 1-4 Experience supporting production enterprise network environments Key Responsibilities Support daily network operations to maintain uptime, performance, stability, and operational continuity. Perform advanced L2/L3 troubleshooting across routing, switching, and production Cisco environments. Support protocol redistribution, configuration changes, and network change-management activities. Execute and support patching, upgrades, migrations, and network lifecycle operations. Conduct root cause analysis (RCA) and provide recommendations for network optimization and performance improvement. Contribute to network security hardening and assist with incident response activities. Maintain accurate network documentation, diagrams, SAN mappings, configuration records, and operational documentation. Provide knowledge transfer and technical guidance to strengthen internal network engineering and operational capabilities. Contribute to network architecture and design decisions while supporting critical day-to-day operational requirements. Technical Knowledge / Areas of Expertise Candidates Should Be Able To Demonstrate Practical Knowledge Of OSI networking model, Layers 1-4 Cisco routing and switching technologies Cisco IOS, IOS-XE, and IOS-XR SFP, SFP+, and QSFP transceiver types and their functional differences Common iSCSI switch configuration and networking considerations Spanning Tree Protocol (STP) variants and the ability to select an appropriate approach based on environmental requirements Static port-channeling versus dynamic link aggregation using LACP or PAgP /31 point-to-point subnetting for dynamic routing environments Unnumbered interfaces and their application in dynamic routing architectures Leaf/spine network architectures and associated routing design considerations