Inclusion without Exception

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.

Job Description :-

• Strong expertise in SD WAN technologies such as Cisco Viptela, Cisco Meraki, VMware VeloCloud, Aruba, Fortinet, or Palo Alto CloudGenix.

• Deep understanding of WAN, LAN, MPLS, VPN, QoS, BGP, OSPF, EIGRP, and other routing/switching protocols.

• Experience in hybrid WAN design, traffic engineering, and application aware routing.

• Ability to design high availability network architectures, including failover, redundancy, and load balancing.

• In depth knowledge of network security concepts, including firewalls, IPS/IDS, segmentation, and

• Strong expertise in SD WAN technologies such as Cisco Viptela, Cisco Meraki, VMware VeloCloud, Aruba, Fortinet, or Palo Alto CloudGenix.

• Deep understanding of WAN, LAN, MPLS, VPN, QoS, BGP, OSPF, EIGRP, and other routing/switching protocols.

• Experience in hybrid WAN design, traffic engineering, and application aware routing.

• Ability to design high availability network architectures, including failover, redundancy, and load balancing.

• In depth knowledge of network security concepts, including firewalls, IPS/IDS, segmentation, and secure tunneling mechanisms.

• Proficiency with cloud networking (Azure, AWS, GCP) and connecting cloud workloads via SD WAN.

• Strong understanding of IPv4/IPv6 addressing, NAT, subnetting, and DNS/DHCP.

• Experience in network automation using Python, Ansible, or similar tools (optional but highly desirable).

• Ability to design, deploy, configure, and troubleshoot SD WAN overlays and underlays.

• Experience in controller, orchestrator, and edge device deployments.

• Capability to integrate SD WAN with security stacks, cloud access, and SASE frameworks.

• Hands on experience with zero touch provisioning and large scale rollout planning.

• Ability to create and optimize application policies, routing templates, and traffic steering rules.

• Strong analytical and problem solving abilities, especially for high severity issues (P1/P2).

• Ability to work in client facing environments and communicate complex designs clearly.

• Experience leading technical discussions, workshops, and architecture review sessions.

• Ability to document HLD (High Level Design) and LLD (Low Level Design).

• Roles and Responsibilities:

• Essential Duties and Responsibilities:

• Architecture & Design:

• Design end to end SD WAN architectures, including underlay/overlay topology, controllers, and edge devices.

• Develop High Level (HLD) and Low Level (LLD) network design documents.

• Create scalable, secure, and resilient network architectures aligned with business and application needs.

• Evaluate and recommend SD WAN solutions, vendors, and design standards.

• Implementation & Deployment:

• Lead and execute SD WAN deployment, migration, and integration activities.

• Oversee zero touch provisioning (ZTP) and device rollout processes.

• Collaborate with field teams to validate network readiness, underlay connectivity, and routing policies.

• Implement routing, segmentation, application policies, and traffic engineering configurations.

• Operations & Support:

• Serve as the highest technical escalation point for P1/P2 incidents related to SD WAN and WAN infrastructure.

• Troubleshoot complex network issues across SD WAN, MPLS, cloud connectivity, and security layers.

• Optimize network performance by analyzing traffic flows, routing patterns, and application behavior.

• Work closely with NOC/SOC teams to ensure proactive monitoring, alert tuning, and incident

• Essential Duties and Responsibilities:

• Architecture & Design:

• Design end to end SD WAN architectures, including underlay/overlay topology, controllers, and edge devices.

• Develop High Level (HLD) and Low Level (LLD) network design documents.

• Create scalable, secure, and resilient network architectures aligned with business and application needs.

• Evaluate and recommend SD WAN solutions, vendors, and design standards.

• Implementation & Deployment:

• Lead and execute SD WAN deployment, migration, and integration activities.

• Oversee zero touch provisioning (ZTP) and device rollout processes.

• Collaborate with field teams to validate network readiness, underlay connectivity, and routing policies.

• Implement routing, segmentation, application policies, and traffic engineering configurations.

• Operations & Support:

• Serve as the highest technical escalation point for P1/P2 incidents related to SD WAN and WAN infrastructure.

• Troubleshoot complex network issues across SD WAN, MPLS, cloud connectivity, and security layers.

• Optimize network performance by analyzing traffic flows, routing patterns, and application behavior.

• Work closely with NOC/SOC teams to ensure proactive monitoring, alert tuning, and incident reduction.

• Security & Compliance:

• Integrate SD WAN with security platforms such as firewalls, SASE, CASB, and IPS/IDS.

• Develop and enforce network security, segmentation, and access policies.

• Ensure adherence to corporate security standards, compliance requirements, and audit readiness.

• Collaboration & Stakeholder Management:

• Engage with clients, business teams, and leadership to understand requirements and provide technical expertise.

• Lead architecture discussions, solution workshops, and technical presentations.

• Coordinate with cross functional teams (cloud, security, infrastructure) for end to end solution delivery.

• Documentation & Governance

• Maintain detailed documentation for design, configuration, deployment, and transition.

• Create and update runbooks, design guides, SOPs, and best practices.

• Participate in change management, CAB meetings, and risk assessments.

• Continuous Improvement

• Evaluate emerging SD WAN technologies and propose modernization strategies.

• Identify opportunities for automation, simplification, and cost optimization.

Location

Toronto, ON

Job Function

TECHNOLOGY

Role

Engineer

Job Id

413853

Desired Skills

Network Security | Wireless Network Security