Must Have: Versa SD-WAN

Job Description

- Support vulnerability remediation activities across Versa SD-WAN, Cisco routing and switching, and WAN connectivity platforms.
- Execute approved software and firmware upgrades on Cisco ISR and ASR routers, Catalyst platforms supporting WAN connectivity, Versa SD-WAN controllers, branch edge devices, and supporting infrastructure.
- Review and implement assigned remediation actions arising from vendor security advisories, software recommendations, defects, and EOS/EOL notices.
- Support software lifecycle management and platform currency for Cisco routing and switching platforms and Versa SD-WAN infrastructure.
- Perform pre-upgrade validation, compatibility checks, configuration reviews, software image verification, post-upgrade validation, and health checks.
- Prepare and maintain implementation procedures, rollback steps, validation plans, technical assessments, change tasks, and deployment records.
- Participate in CAB preparation and support Senior Engineers during technical change reviews when required.
- Execute approved remediation activities, platform upgrades, configuration updates, and network changes within planned maintenance windows.
- Troubleshoot Versa SD-WAN overlays, underlay connectivity, routing protocols, enterprise routing infrastructure, and WAN link issues.
- Diagnose and resolve issues involving BGP, OSPF, route policies, WAN failover, VPN connectivity, QoS, traffic steering, and application forwarding policies.
- Support troubleshooting of ISP circuits, branch connectivity, SD-WAN fabric health, cloud connectivity, and data center interconnects.
- Work with vendors,



carriers, service providers, and internal teams to restore service and resolve technical issues.
- Participate in outage calls, incident recovery, impact assessment, issue investigation, root cause analysis, and resolution validation.
- Support Problem Management by providing technical analysis, logs, command outputs, trends, and troubleshooting evidence.
- Support remediation waves, upgrade deployments, technology refreshes, and WAN modernization initiatives.
- Participate in testing, implementation, stabilization, and post-deployment validation activities.
- Maintain operational runbooks, remediation documentation, software compliance records, upgrade history, and implementation outcomes.
- Provide accurate progress updates and promptly escalate technical risks, blockers, failed validations, and dependencies.
- Identify opportunities for automation, standardization, compliance validation, monitoring, and operational improvement.

Knowledge & Competencies Required:

- Working knowledge of Versa SD-WAN, including Versa Director and Analytics, overlays, underlay connectivity, traffic steering, and branch edge operations.
- Hands-on knowledge of Cisco routing technologies, including ISR and ASR platforms,



and switching platforms supporting WAN connectivity.
- Understanding of BGP, OSPF, IP addressing, route selection, redundancy, VPN services, QoS, and WAN failover.
- Ability to troubleshoot WAN links, ISP circuits, branch connectivity, SD-WAN fabric health, cloud connectivity, and data center interconnects.
- Experience supporting network firmware upgrades, vulnerability remediation, configuration changes, and lifecycle activities.
- Strong troubleshooting discipline, including collection and interpretation of logs, command outputs, alerts, and monitoring data.
- Working knowledge of Change, Incident, Problem, Risk, and Release Management practices.
- Ability to follow implementation procedures, complete validation accurately, and escalate unexpected conditions appropriately.
- Good technical documentation, communication, collaboration, and stakeholder coordination skills.
- Knowledge of network monitoring, observability, analytics, and automation platforms.
- Basic scripting or automation knowledge using APIs, Python, Ansible, or related tools is desirable.
- Solid ownership, attention to detail, compliance focus, and continuous improvement mindset.
- Willingness to work in a global support model, including rotational shifts and support across multiple time zones.
- Flexibility to support maintenance, deployments, upgrades, remediation, and incident recovery outside regular business hours when required.
- Ready to travel when required and collaborate with globally distributed teams, vendors, carriers, and service providers.

📌 Network Engineer (Kochi)
🏢 EY
📍 Kochi