Core Network SME

Tata Consultancy Services; Toronto; On-site; CAD 100,000 - 120,000; Full time

Job summary

Tata Consultancy Services Canada Inc. is seeking a subject matter expert for wireless packet core platforms across 5G, LTE, and 3G. You will support design, validation, and testing activities, and drive automation across CNF/VNF lifecycles in a service provider context.

The role requires deep knowledge of Nokia platform suites, strong troubleshooting, and collaborative problem-solving within a global team. Competitive compensation is provided in CAD.

Qualifications

• Degree or diploma in Networking or Technology.
• Experience in a service provider environment.
• Experience with routers, switches, firewalls, routing, subnetting, and network protocols.
• Experience with Nokia 7750 SR, 7210 SAS, 7360 XGS-PON, 5520 NSP/CPAM platforms and services.
• In-depth knowledge of security and DDoS mitigation systems.
• Ability to take ownership of and coordinate resolution of network-related problems.
• Advanced analytical and methodical troubleshooting skills.
• Effective oral and written communication and teamwork abilities.

Responsibilities

• Support design, instantiation, integration, and validation activities (HLD/LLD, IP Flow, MOP, TOL, ATP).
• Support implementation and testing for wireless packet core platforms.
• Operate, maintain, and monitor packet core nodes; troubleshoot and escalate issues.
• Use cloud/virtualization tools to automate workflows and manage CNF/VNF lifecycles.
• Serve as top-tier resource for fault identification, analysis, and resolution across IP and access networks.
• Configure and maintain IP and access network elements; maintain design and support docs.
• Design and implement automation across Network Operations with in-house/open-source tools.
• Identify automation opportunities through data-driven analysis.

Skills

Packet core expertise

5G/LTE/3G

Network automation

Cloud and virtualization

Troubleshooting

Communication

Team collaboration

Education

Networking/Technology degree

Tools

Nokia 7750 SR

Nokia 7210 SAS

Nokia 7360 XGS-PON

Nokia 5520 NSP/CPAM

Job description

Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the societies we operate in. Our continued commitment to Culture and Diversity is reflected in our people stories across our workforce and implemented through equitable workplace policies and processes.

Tata Consultancy Services (BSE: 532540, NSE: TCS) is the technology partner of choice for industry-leading organizations worldwide. Since its inception in 1968, TCS has upheld the highest standards of innovation, engineering excellence and customer service.

It has set an aspiration to become the world's largest AI-led technology services company and is enabling its clients to transform themselves across the full AI stack, from infrastructure to intelligence.

Rooted in the heritage of the Tata Group, TCS is focused on creating long term value for its clients, its investors, its employees, and the community at large. With a highly skilled workforce spread across 56 countries and 194 service delivery centers across the world, the company has been recognized as a top employer in six continents. With the ability to rapidly apply and scale new technologies, the company has built long term partnerships with its clients. Many of these relationships have endured into decades and navigated every technology cycle, from mainframes in the 1970s to artificial intelligence today.

Roles and Responsibility

Role Summary

Serve as a subject matter expert for wireless packet core platforms across 5G, LTE, and 3G

analysis, network automation, and technology introduction across packet core, IP, and access network

Key Responsibilities

• Support the preparation and execution of design, instantiation, integration, and validation activities, including HLD, LLD, IP Flow, MOP, TOL, and ATP documentation.
• Support implementation and testing for wireless packet core platforms.
• Operate, maintain, and perform daily checks of packet core nodes; troubleshoot, resolve, and escalated issues affecting packet core and packet data services.
• Use cloud and virtualization tools to automate workflows, manage CNF/VNF platform lifecycles, troubleshoot issues, validate integrations, perform end-to-end testing, and report KPIs.
• Serve as the top-tier technical resource for fault identification, isolation, analysis, and resolution across IP and access network technology platforms.
• Perform in-depth performance and fault analysis, and recommend resolution approaches including situation analysis, testing strategies, and fault reproduction.
• Configure, manage, and maintain IP and access network elements and technology platforms. implementation, and verification.
• Maintain network design and support documentation.
• Design and implement automation across Network Operations using in-house and open-source development tools.
• Implement and review network tools and scripts, and identify automation opportunities through data-driven analysis.
• Ensure the seamless introduction of new technology platforms and services into Enterprise Network Operations.
• Communicate with engineering regarding identified logical and physical network design issues.

Required Qualifications and Skills:

• Degree or diploma in Networking or Technology.
• Demonstrated experience working in a service provider environment.
• Experience with routers, switches, firewalls, routing, subnetting, and network protocols.
• Experience with Nokia (ALU) Service Router 7750 SR and 7210 SAS platforms and services, Timo's/SR OS, and 5620 NSP/CPAM software.
• Experience with Nokia 7360 XGS-PON and 5520 AMS, or another vendor OLT solution.
• In-depth knowledge of security and DDoS mitigation systems.
• Ability to take ownership of and coordinate the resolution of network-related problems.
• Advanced analytical and methodical troubleshooting skills.
• Effective oral and written communication skills.
• Demonstrated ability to collaborate effectively in an organized and methodical team environment.
• Capabilities in innovation, creative thinking, problem-solving, judgment, achievement orientation, active listening, understanding, and response.

Salary Range - CA$ 100,000 - CA$ 120,000 Per Year

TCS does not use artificial intelligence tools for candidate screening or evaluation. This post is for a current vacancy. The hiring process includes an initial screening, followed by a technical evaluation and managerial discussion.

Tata Consultancy Services Canada Inc. is committed to meeting the accessibility needs of all individuals in accordance with the Accessibility for Ontarians with Disabilities Act (AODA) and the Ontario Human Rights Code (OHRC). Should you require accommodation during the recruitment and selection process, please inform Human Resources.

Thank you for your interest in TCS. Candidates that meet the qualifications for this position will be contacted within a 2-week period.