Our telecommunications client is seeking a Senior Design Specialist (10+ years) to architect and validate core networking solutions using Cisco NSO, MPLS, SDN, and network automation Join a team delivering advanced network automation and orchestration initiatives within a large-scale telecommunications environment.

This role focuses on designing and validating next-generation MPLS and cloud networking solutions while developing automation capabilities using Cisco NSO, Python, and service orchestration frameworks.

The position supports large-scale Software-Defined WAN and Business Services infrastructure initiatives with a focus on reliability, scalability, and network virtualization.

Must Haves 10+ years working with IP networks in a service provider setting Expert-level expertise with BGP , OSPF , MPLS, ISIS, and IP/MPLS L3VPN services Hands-on experience with Cisco NSO , Python ,



and network automation principles Extensive background designing and implementing large-scale network solutions and network transformation initiatives Bachelor Degree or Master of Engineering/Science in Network Engineering, Computer Science or Electrical Engineering Nice to Have CCIE or JNCIE certification Experience with Open

Stack and VMware cloud orchestration solutions Working knowledge of Data Center automation, cloud technologies, and vNF management Experience with Ixia or Spirent testing platforms Knowledge of IPSec, PKI Architecture, and AAA security solutions Responsibilities Design and validate complex network architectures for automated solutions Develop and maintain Network Element Drivers (NEDs) for network platforms Implement routing and switching solutions using MPLS, BGP, and OSPF Create technical specifications for automation initiatives Architect end-to-end network solutions for business services infrastructure Develop solutions supporting high-availability and geo-redundancy requirements Support systems engineering, requirements, and user story development for operational automation capabilities

📌 Senior Design Specialist to architect and validate core networking solutions using Cisco NSO, MPLS, SDN, and network automation (Toronto)
🏢 S.i. Systems
📍 Toronto