Network Engineer Job Toronto area,Ontario Canada,IT/Tech

Toronto Location and Hybrid 2 to 3 days/week
Contract Duration: 12 months with possibility of extension

We are looking for Network Engineer to join one of our clients to work on third level support for telephony infrastructure and telephony project migration (end of life migrations, migration of telephony users to new cloud-based telephony platforms).

Responsibilities

Discovery & Planning, work with the vendor engaged for this project

Review and interpret existing PBX configurations, including user profiles, call flows, and system integrations.
Develop a comprehensive migration plan segmented by business lines and locations.

Design & Documentation

Create/Edit Low-Level Design (LLD) documentation aligned with the High-Level Design (HLD) and business requirements.
Call Routing and Dial Plan Design.
Create Security design documents, firewall rules, and role-based access control.
Create the support document for day 2 support.

Implementation & Support

Conduct the pre-migration testing.
Create the MoP and change management.
Validate the user data from CUCM/Unity Cn.
Execute the user migration through bulk update or related migration tools/scripts. Validate successful cutovers (after business hours).
Use Oracle SBC tools (e.g., Oracle EOM) for root cause analysis and troubleshooting in the Webex production environment.
Collaborate with internal teams to resolve issues.
Work with vendors and supporters, i.e. Cisco, Oracle, Avaya, Telco.

Integration

Ensure successful integration with on-prem systems such as Verint Recording system, Workforce Management (WFM), CDR system, Reporting.
Implementation of E911.
Single Sign-On (SSO).

Candidate Requirements / Must Have Skills

5 to 8 years of telecoms / telephony experience
3+ years’ experience with Cisco Webex Cloud, Cisco Webex Control Hub and user migration projects
5+ years’ experience with enterprise-scale, large CUCM PBX deployments
3+ years’ experience SIP trunking and call routing
5+ years’ experience integrating UC platforms with systems like Verint, Custodia, WFM, E911, and SSO

Nice-To-Have Skills

Proficiency with Oracle SBC and troubleshooting tools such as Oracle EOM.
Work experience with IP Network systems and technologies, including, but not limited to Cisco Routers, Switches, Firewalls, IP subnetting.
Cisco Certified Network Professional (CCNP) certification

Education

Bachelor’s degree in computer engineering, or a related technical field
Cisco Certified Network Professional (CCNP) certification an asset

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