Viswanath Amaranathan Email & Phone Number

Chennai, Tn, In

Chennai, Tamil Nadu, India

Taking care of Network and Network Security

Chennai Area, India

Taken care and maintained around 180 locations. Taking care of Data, Data Security and cyber security on all locations • Responsible for operational support/ maintenance/ security of corporate network & security infrastructure.• Implementing and configuring the Security devices – Fortigate Firewalls, Cisco Routers and Switches.• Configuring and managing IPSEC VPN’S and SSL VPN’S on Fortigate Firewalls.• Configuring clustering and ISP redundancy in firewall.• Troubleshoot… Show more Taken care and maintained around 180 locations. Taking care of Data, Data Security and cyber security on all locations • Responsible for operational support/ maintenance/ security of corporate network & security infrastructure.• Implementing and configuring the Security devices – Fortigate Firewalls, Cisco Routers and Switches.• Configuring and managing IPSEC VPN’S and SSL VPN’S on Fortigate Firewalls.• Configuring clustering and ISP redundancy in firewall.• Troubleshoot Firewall related issues like Site-to-Site VPN, SSLVPN, Authentication errors, Admission control errors etc.• Firewall and router configuration changes as per the business requirement.• Packet capturing & packet analyzing using SIEM tools.• Security event monitoring of alerts originating from Security Information and Event Management.• Providing on-call support and standby cover for incidents, changes, maintenance activities affecting IT and business services.• Upgrades and backups of all network devices Firewall, routers and switches.• Accounting and authorization for users in the network• Creating policies and applying them to users.• Evaluate user needs and Allow user access to the system as required.• Generating internet usage reports of branches and users.• Open and Block ports as per requirement on day to day task• Review of Network Devices- Evaluation & Up gradation.• Communication on information security roles and responsibility to all employees.• Responsible for coordinating with ISP’s for Routing issues, Critical link down issues and make the link up before it reaches SLA and responsible for getting RCA for the down time.• Preparing Documents on Security Standards.• Coordination with service provider for Outage, new link Implementation and up gradations.• Provide network support and maintain the stable WAN network connectivity by monitoring the network. Show less

Chennai Area, India

• Responsible for providing the weekly and monthly availability status reports of network devices• Managing and creating VLANS in switches• Implemented Cisco ASA firewall in production environment• Managed Palo Alto, Checkpoint, Cisco ASA and Fortigate Firewalls. Applied filters to monitor and analyze traffic.• Configured and troubleshooting of virtual private networks (VPN), access-list, Object-group, NAT, failover and other policies.• Accounting and authorization for users… Show more • Responsible for providing the weekly and monthly availability status reports of network devices• Managing and creating VLANS in switches• Implemented Cisco ASA firewall in production environment• Managed Palo Alto, Checkpoint, Cisco ASA and Fortigate Firewalls. Applied filters to monitor and analyze traffic.• Configured and troubleshooting of virtual private networks (VPN), access-list, Object-group, NAT, failover and other policies.• Accounting and authorization for users in the network• Troubleshooting and configuring Network and Security problems• Create IPSEC Tunnels & SSL VPN Profiles for different partners• Creating policies and applying them to users.• Evaluate user needs and Allow user access to the system as required.• Generating internet usage reports of branches and users.• Develop and maintain architecture diagrams and documents• Open and Block ports as per requirement on day to day task• Process Documentation & Ensuring the SLA's are met.• Review of Network Devices- Evaluation & Up gradation.• Review of internal audit and external audit VA/PT closes.• Planning, Implementing, Managing, Installing, configured and maintained the Network problems and Network device like Switch, Routers. Finding and fixing the network faults in Cisco routers and switches.• Communication on information security roles and responsibility to all employees.• Responsible for coordinating with ISP’s for Routing issues, Critical link down issues and make the link up before it reaches SLA and responsible for getting RCA for the down time.• Preparing Documents on Security Standards.• Coordination with service provider for Outage, new link Implementation and up gradations.• Provide network support and maintain the stable WAN network connectivity by monitoring the network. Show less

Automobile/Automotive Mechanics Technology/Technician

Bachelor Of Engineering - Be