MAHESWARAN S
Chennai
Summary
A result driven IT Professional interested in Computer Networks/Network Security, having overall 8 years 3 months experience in IT and Handling 6 years months of relevant extensive experience in configuring & installing, troubleshooting, managing enterprise networks of multinational company Having Expertise to configure Different vendor devices ( Cisco, FortiGate, Palo alto)
Overview
9
9
years of professional experience
1
1
Certification
Work History
Technical Specialist
HCL Technologies Private Limited
Chennai
09.2023 - Current
- Managing the multi-vendor Next-generation firewall, such as Cisco ASA, FortiGate, and Palo Alto.
- Assist in incident response activities.
- Create the change request as per user requirements and implement the change within the timeline window with proper approvals, and get user confirmation.
- Firewall implementation activities for ASA to FortiGate SDWAN transition.
- Upgrading the firewall IOS version to the latest one.
- Involved in firewall replacement activities
- Configure the firewall policies to allow specific source, destination, and port as per user requirements with proper approvals on changes.
- Troubleshoot the user issues by checking their traffic on firewall logs and sniffer packet to find out the root cause and resolve based on that.
- Managing centralized platforms such as Panorama, & FortiManager.
- Handling the P2 call for critical issues and finding out the root cause of the issue, resolving the incident, and updating proper resolution notes on the incident.
- Assign the incident within SLA timeline on a daily basis without breach, and update the incident with logs and proper work notes for the next action.
- Perform the reboot activity of FortiGate firewalls, whichever firewalls have more uptime.
- Adding the new devices into CPPM ( Clear pass policy manager ). Find the issue while the user is not able to log in to the firewall or Cisco routers and switches using their credentials. Verify the access tracker and troubleshoot the issue.
Network Engineer
Accenture India Private Limited (Payroll- LanceSoft, Inc )
Chennai
05.2022 - 09.2023
- Installing and configuring the routers, switches L2, L3. Manage LAN, WAN, and wireless networks.
- Handling circuit activation (MPLS to MPLS) & (MPLS to INTERNET).
- Involved stack switch conversion. Guide the field engineer to install the stack switch and upgrade the IOS version as same as the current switch. Synchronized the config.
- Installing and configuring the Cisco 2800 series access point and Wireless LAN controller.
- Designing and updating the network diagram as per Customer acceptance.
- Handling circuit implementation activity on SD-WAN migrated site, managing the FortiGate Firewall and FortiManager during the activity.
- Configuring the VLAN and Port channel as per customer requirements.
- Take the back and Push policy from FortiManager before implementation starts. Upgrade firmware version from FortiManager.
Jr. Network & Security Engineer
MAST Tech Consulting DMCC
Dubai
12.2021 - 04.2022
- Installing and configuring Endpoint security product on customer's environment.
- Deployed NGFW Firewalls (Fortinet, Palo alto, Sophos)
- Configure Web/Application Control, URL Filtering to work as a Proxy - Remote and Site to Site VPN, Uplink Load balance.
- Anti-virus, malware protection, IPS/IDS.
- Handling customer issues through a remote session and resolving them.
- Minimal experience of managing the Network Operation.
- Center
- Monitoring the network for problems caused by overloaded and/or crashed servers, network connections, or other devices.
Senior Process Executive
Cognizant Technology Solution Private Limited
Chennai
11.2015 - 11.2021
- Manage IT operations and network platform
- Ensure the proper functioning of IT equipment
- F5 LTM troubleshooting on application configuration
- Routing and switching Level 1 configuration
- General help desk support
- Troubleshooting the problems through remote session
- Handling the routers, switch and access point from backend to resolve the problem
- Coordinate with teams and work together to complete the task
Education
Bachelor of Computer Applications (BCA) -
Ramakrishna Mission Vivekananda College
06.2015
High School -
Bishop Heber Higher Secondary School
Tiruchirappalli05.2012
Skills
- OSI IP Addressing Routing & Switching LAN
- WAN BGP OSPF IPSEC SSL VPN, Remote site VPN
- VLAN STP VTP NAT DNS DHCP ACL
- MPLS SDWAN SNMP NOC
Interests
Internet Savvy Sports Sports: Cricket and Chess
Reading books Listening to music
Achievements/Tasks
Achievements/Tasks
Courses
Languages
Tamil
First Language
English
Intermediate
B1
Certification
- Cisco Certified Network Professional (ENCOR) - Cisco ID- CSCO14224565
- Fortinet NSE4 Certified -7iJX3N0MLg
Timeline
Technical Specialist
HCL Technologies Private Limited
09.2023 - Current
Network Engineer
Accenture India Private Limited (Payroll- LanceSoft, Inc )
05.2022 - 09.2023
Jr. Network & Security Engineer
MAST Tech Consulting DMCC
12.2021 - 04.2022
Senior Process Executive
Cognizant Technology Solution Private Limited
11.2015 - 11.2021
Bachelor of Computer Applications (BCA) -
Ramakrishna Mission Vivekananda College
High School -
Bishop Heber Higher Secondary School
- Cisco Certified Network Professional (ENCOR) - Cisco ID- CSCO14224565
- Fortinet NSE4 Certified -7iJX3N0MLg
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