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Consulting Engineer (CE2) – Service Provider Routing & Switching

NEXUS CORPORATION | Tokyo, Japan | Posted June 25, 2026

Position Overview

We are looking for a Consulting Engineer with strong experience in Service Provider Routing & Switching technologies. The role involves network design, implementation, troubleshooting, and technical consulting for large-scale service provider environments. Responsibilities: Design, deploy, and support service provider network solutions. Troubleshoot complex routing, switching, and MPLS-related issues. Work closely with customers and internal engineering teams. Provide technical recommendations, documentation, and presentations. Required Skills Experience in LAN Switching and Routing. Strong understanding of TCP/IP (IPv4/IPv6) and MPLS technologies. Experience with ISIS, OSPF, BGP, Multicast, MPLS L2/L3 VPN, EVPN, and Segment Routing. Experience with service provider platforms such as ASR9K, NCS5K, NCS500, NCS6K, and CRS. Strong communication and presentation skills. Preferred Skills: Service Provider or Telecom industry experience. Customer-facing consulting experience.

6-7years...

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