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EPC Core Specialist-1983

Toronto, ON

Job Description: EPC Core Specialist

Key Responsibilities and Job Functions:

-Operational team is accountable for all operation and maintenance activities in the network.
-Work in Maintenance Window implement changes in the network.
-Take ownership in all standard DevOps deliverables (deployment, integration, testing, troubleshooting) for wireless data core platforms, including but not limited to the following:
     Evolved Packet Core (EPC):
        MME, PGW, SGW, ePDG, AAA, DRA, PCRF
     5G Standalone Core (5GC): AMF, SMF, UPF, PCF
     Openstack/Container platform
-Work on emergency network issues.
-integrate and deploy  cloud native network functions based on Docker,Kubernetes (K8s) and Openstack, including in-depth understanding of container and VM lifecycles, connectivity, storage
-Good understanding of end to end 5G/LTE/VoLTE/Vowifi call flows
-Troubleshoot different network issues with the help of KPI's and traces
-Utilize cloud and virtualization tools to automate workflows, CNF/VNF platform lifecycle management, issue troubleshooting, integration validation, end to end testing, and KPI reporting.
-Manage Vendor relationships to complete their deliverables of the solution. (eg.scope of work documents, solution requirements, design specifications, acceptance test plans, MOPs, and roadmap of platform evolution).
-Co-ordinate and work closely with peer departments (eg. Project Management, Network Planning, Product Development, IT, Engineering, etc…) for end-to-end service integration and implementation.
-Monitor the network using different Monitoring tools like Kalix,Grafana,ELK etc
-Provide Operational input for technical solutions related to the deployment of new services and technology.
-Perform lab implementation, and validation to simulate changes in a controlled environment prior to production rollout.
-Conduct analysis to understand the impact on network due to new services and technologies rolled out on network.
-Prepare presentations and reports to management as required.
-Work in a highly motivated team environment taking on leadership responsibility when necessary.

Qualifications:
Minimum 4 years of technical experience across Wireless Networks and Cloud
Minimum of 2 years of hands-on cloud computing experience.
In depth knowledge of any of the Wireless Core: 5GC/LTE/3G call flows and 3GPP architecture and its deployment and integration in large-scale carrier environments
IP/networking (including Cloud Spine/Leaf)
Expert-level knowledge of 3GPP, ETSI
Experience with Docker, Kubernetes, Ansible, microservices, orchestration
Proven ability to multi-task and deliver to meet tight deadlines.
Advanced troubleshooting skills for Cloud/IT Infrastructure are required.
Experience with containerizing legacy applications into cloud native functions.
CKA/Could certification is an asset
Experience with Grafana, Prometheus, Jaeger, ELK stack, software defined networking (SDN) as applicable to Wireless Packet Core
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.
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