Job Description
– Senior Network Engineer Company Description SRM Group of Institutions (Ramapuram & Trichy) is a pioneer in education, innovation, and excellence. We empower students with world-class learning opportunities, cutting-edge research, and a holistic approach to development. SRM Group is committed to shaping the future through robust values, global perspectives, and transforming lives through education. Role Description The Senior Network Engineer will be responsible for managing, configuring, securing, maintaining, and optimizing the organization's enterprise network infrastructure. The role requires strong hands-on expertise in Cisco networking, routing and switching, wireless technologies, network security, and advanced troubleshooting to ensure reliable, secure, and uninterrupted connectivity across the organization. Key Roles and Responsibilities 1. Network Infrastructure Management
• Design, configure, implement, and maintain enterprise LAN, WAN, WLAN, and VPN infrastructure.
• Manage and troubleshoot Cisco routers, switches, firewalls, wireless controllers, and access points.
• Configure and optimize routing protocols, including BGP, OSPF, EIGRP, and RIP.
• Manage VLANs, IP addressing, subnetting, ACLs, NAT, QoS, STP, EtherChannel, and network redundancy protocols.
• Plan and execute network upgrades, infrastructure expansions, migrations, and configuration changes.
• Ensure network availability, scalability, performance, and reliability across campuses. 2. Network Security and Monitoring
• Configure and manage network security policies, access controls, firewalls, VPNs, and network segmentation.
• Manage network authentication and access control using Cisco ISE.
• Administer DNS, DHCP, and IP Address Management (IPAM) using Infoblox.
• Monitor network performance, bandwidth utilization, connectivity, and availability using network monitoring tools.




• Perform vulnerability remediation, security patching, and network configuration hardening.
• Coordinate with infrastructure and security teams to address network security incidents. 3. Troubleshooting and Technical Support
• Diagnose and resolve complex network issues involving routing, switching, wireless, VPN, firewall, and LAN/WAN connectivity.
• Lead the resolution of critical incidents, including P1 and P2 incidents, to minimize downtime.
• Perform root cause analysis and implement corrective and preventive actions.
• Troubleshoot QoS, connectivity, network performance, and access-related issues.
• Coordinate with WAN, DNS, server, automation, and other technical teams to resolve cross-functional issues.
• Provide on-call support and ensure timely restoration of network services. 4. Network Maintenance and Documentation
• Perform scheduled maintenance, IOS upgrades, firmware upgrades, and configuration reviews for network devices.
• Maintain network configuration backups and support disaster recovery and infrastructure restoration activities.
• Follow change management procedures for network modifications, upgrades, and maintenance.
• Maintain updated network diagrams, device inventories, IP addressing details, VLAN configurations, and technical documentation.
• Document network implementations, configuration changes, incidents, and troubleshooting procedures. 5. Infrastructure Planning and Vendor Coordination
• Participate in network architecture, infrastructure planning,



capacity assessment, and technology evaluation.
• Develop network design standards and configuration templates aligned with organizational requirements.
• Coordinate with ISPs, OEMs, vendors, and service providers for network implementation, maintenance, and troubleshooting.
• Review technical proposals, network architecture diagrams, and deployment plans.
• Support network implementation, migration, and infrastructure upgrade projects.
• Collaborate with cross-functional teams to ensure seamless integration and minimal disruption to operations. Required Skills and Experience
• Minimum 5+ years of relevant experience in Network Engineering, Network Administration, or Enterprise Network Infrastructure.
• Strong hands-on experience with Cisco routers, switches, wireless controllers, access points, and firewalls.
• Expertise in routing and switching, including BGP, OSPF, EIGRP, RIP, VLANs, ACLs, NAT, and QoS.
• Strong knowledge of TCP/IP, subnetting, DNS, DHCP, STP, EtherChannel, HSRP, VRRP, and GLBP.
• Experience with enterprise wireless technologies, including Cisco WLC, Meraki, and Ruckus.
• Hands-on experience with Cisco ISE, Infoblox, Cisco Prime Infrastructure, and Cisco AnyConnect VPN.
• Knowledge of network security, vulnerability management, configuration hardening, and access control.
• Experience in network monitoring, critical incident management, root cause analysis, and change management.
• Ability to coordinate with vendors and manage network infrastructure across multiple locations.
• Strong analytical, troubleshooting, communication, and technical documentation skills.
• Preferred Certifications
• Cisco Certified Network Associate (CCNA)
• Cisco Certified Network Professional (CCNP) Relevant networking certifications will be an added advantage.

📌 Senior Network Engineer (Tiruchirappalli)
🏢 SRMORG
📍 Tiruchirappalli