CORE NETWORKING-ROUTING & SWITCHING - CISCO

Respond to network incidents and service requests within defined SLAs. 
● Perform initial triage and troubleshooting of network-related incidents. 
● Troubleshoot network issues related to Cisco Routing & Switching, Zscaler, Meraki, 
and SD-WAN technologies. 
● Analyze network performance metrics and logs to identify and resolve issues. 
● Configure and deploy Cisco routers and switches for LAN and WAN connectivity. 
● Implement VLANs, trunking, and inter-VLAN routing for network segmentation. 
● Deploy and maintain Zscaler Internet Access (ZIA) and Zscaler Private Access 
(ZPA) solutions. 
● Assist in the deployment and management of SD-WAN and Meraki solutions, 
including vManage, vBond, and vSmart. 
Assist in the implementation of network changes and updates following change 
management processes. 
● Document all changes made to network configurations and ensure compliance with 
company policies and procedures. 
● Design and implement complex Cisco Routing & Switching configurations, including 
dynamic routing protocols (OSPF, EIGRP, BGP). 
● Optimize network performance and reliability by fine-tuning routing protocols and 
QoS policies. 
● Design and implement advanced Zscaler security policies to protect against 
evolving threats. 
● Lead troubleshooting efforts for complex network issues, including packet captures 
and analysis. 
● Conduct root cause analysis (RCA) for recurring network incidents and implement 
preventive measures. 
● Provide mentorship and guidance to Level 1 support engineers on troubleshooting 
methodologies. 
● Conduct capacity planning assessments to ensure network scalability and 
performance. 
● Design and implement network architecture changes to support business 
requirements and growth. 
● Evaluate new technologies and make recommendations for network upgrades and 
enhancements. 
● Engage with vendors and third-party providers to resolve escalated network issues. 
● Manage vendor relationships and coordinate support activities for critical network 
components. 
● Participate in vendor evaluations and product selection processes for network 
infrastructure. 

At Zensar, we’re “experience-led everything”. We are committed to conceptualizing, designing, engineering, marketing, and managing digital solutions and experiences for over 130 leading enterprises. We are a company driven by a bold purpose: Together, we shape experiences for better futures. Whether for our clients, our people, or the world around us, this belief powers everything we do. At the heart of our culture is ONE with Client - a set of four core values that reflect who we are and how we work: One Zensar, Nurturing, Empowering, and Client Focus.

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