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Posted 31 August, 2026

Network Architect - SDWAN Versa specialist

Tata Consultancy Services
Chennai, TN, IN Full Time
Reference: e37daf15c49a9d43

Job Description

"Virtual Drive" Skill:- Network Architect - SDWAN Versa specialist Location:- Chennai Exp:- 8 to 12Yr Key responsibility- Job Requirements* Strong hands‑on experience with Versa Director , Analytics , and FlexVNF . Design, deployment, and support of Versa SD ‑ WAN (Branch, Hub, DC, Cloud) . Experience with zero ‑ touch provisioning (ZTP) and branch onboarding. Configuration and management of device templates, workflows, and policies . Knowledge of Versa SASE features (Firewall, Secure Web Gateway, IPS, URL filtering). Strong fundamentals in TCP/IP, routing, and switching . Hands‑on experience with BGP, OSPF, static routing , and route redistribution. Understanding of underlay/overlay network architecture . Experience with MPLS, DIA, Broadband, LTE/5G WAN links. Knowledge of QoS, traffic steering, link health monitoring, and SLA policies . Experience with integrated firewall, NAT, zones, and security policies in Versa. Understanding of segmentation, secure internet breakout, and Zero Trust concepts . Basic exposure to IPsec, certificates, and encryption mechanisms . Key Responsibilities* Design, configure, and support enterprise‑grade WAN and SD‑WAN solutions Perform end‑to‑end deployment and administration of Versa SD‑WAN devices, controllers, policies, and service profiles Optimize routing and implement traffic engineering, QoS, and performance tuning across WAN links Manage L2/L3 switching infrastructure and ensure seamless integration with WAN/SD‑WAN environments Conduct firmware upgrades, device onboarding, and network migrations with minimal downtime Work closely with ISPs for circuit issues, escalations, and provisioning new WAN links Maintain accurate documentation including network diagrams, configs, standards, and change records Provide technical guidance during major incidents, RCA documentation, and architectural improvements Help maintain code quality, organization, and automatization Ability to act as L3 escalation point for SD‑WAN incidents (P1/P2). Strong troubleshooting skills for connectivity, performance, routing, and policy issues . Experience performing Root Cause Analysis (RCA) and driving preventive actions. Working knowledge of Versa logs, analytics, and packet ‑ level troubleshooting . Mandatory Skill :- WAN Technologies (MPLS, IPSec, BGP over WAN, QoS) Versa SD‑WAN (Configuration) Routing Protocols (BGP, OSPF, Static Routing) Switching Technologies (L2/L3 Switching, VLANs, STP, QoS) Network Troubleshooting & Monitoring Tools

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