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Sr. Network Designer-IMS-Voice-135427

Brampton, ON
Job Description:       
Key Responsibilities/Job Functions:
-Voice Networks Engineering is accountable for the development and evolution of Voice wireless and wireline network technologies. This includes IMS Voice Core platforms to support Voice and Messaging services and Session Border Controllers to support SIP interconnects with other carriers.
-Senior Network Designer will work as Subject Matter Expert (SME) to drive the design, development, testing, engineering, implementation and evolution for IMS Core and SIP interconnect platforms to a cloud environment.
-Manage projects as Technical Leader related to the deployment of new platforms, services and applications, including lifecycle management.
-Manage Vendor relationships to complete their deliverables of the solution. (eg. review of quotes, scope of work documents, solution requirements, design specifications, acceptance test plans, MOPs, and roadmap of platform evolution).
-Utilize cloud and virtualization tools to automate workflows, CNF/VNF platform lifecycle management, issue troubleshooting, integration validation, end to end testing, and KPI reporting.
-Take full accountability and ownership in all standard DevOps deliverables (design, integration, testing, troubleshooting) for wireless voice IMS core platforms, including but not limited to the following:
IMS Core:
P/S/I/E - CSCF, BGCF, IBCF, ATCF, MMTel-AS, SCC-AS, MRFC, NAF, BSF
Support Systems:
ENUM, Business Telephony-AS, Device Enablement Gateway (DEG)
-Cloud Native (Docker/K8s) and hypervisor-based NFV environments and associated cloud tools
-Author technical engineering documentation (eg. Engineering Design Specification Documents, Acceptance Test Plans, Work orders and Method of Procedures (MoP) which facilitates configuration changes, software/hardware upgrades, validations, E2E service testing and platform integration)
-Work in a tight, highly motivated, team environment taking on leadership responsibility when necessary.
-Contributes to technical analysis, design, and implementation.
-Has wide internal contact network.
-Seen internally as an expert on one or more areas of technology.
-Familiarity with, or exposure to, multiple related areas of technology.
-Acts as a consultant on complex issues

Experience and Education Preferred:
-Minimum 5+ years of technical experience across Wireless Networks and Cloud
-In depth knowledge of IMS/VoLTE/VoWiFi call flows and 3GPP architecture and its deployment and integration in large-scale carrier environments.
-Good-level knowledge of 3GPP, ETSI and IEEE industry standards.
-Advanced troubleshooting skills for Cloud/IT Infrastructure would be an asset.
-University Degree or equivalent in engineering/computer science discipline.
-Core Competencies include Innovative and Creative thinking, Problem Solving abilities, Adaptability and Initiative.
-Excellent communication, inter-personal skills, teamwork and collaborative abilities with proven ability to work in cross-functional teams and to work with minimal supervision.
-Proven ability to multi-task and deliver in order to meet tight deadlines.
-Cloud certifications with Azure, AWS, and/or GCP would be an asset.
-Scripting (python, shell) and sysadmin skills on Linux environments would be an asset
-Working knowledge with VMWare, Docker, Kubernetes, Ansible, microservices, edge computing, orchestration, CI/CD pipeline integration and workflow automation in a cloud environment.   

Mandatory Skills:       
TCP/IP (3), VOICE (5), TELECOMMUNICATIONS (5), VOIP (5), SIP (4)       

Nice-to-Have Skills:   
VMWARE  (2)     
 

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