Arivu Periyasamy
Dindigul,TN
Summary
Network and Security Architect with over 10 years of experience in designing, implementing, and troubleshooting complex network and security infrastructures. Demonstrates a proven track record in managing incident, change, and problem management processes, consistently meeting or exceeding defined SLA targets. Highly skilled in producing detailed documentation, including Standard Operating Procedures (SOPs), High-Level Designs (HLDs), and Low-Level Designs (LLDs).
Extensive hands-on experience across diverse data center and enterprise network environments, with a focus on performance optimization, security, and high availability.
Overview
11
11
years of professional experience
1
1
Certification
Work History
Network Specialist
LTIMindtree
04.2020 - Current
- Joined on 30th Apirl 2020 as a Sr Engineer.
- Lead day-to-day operations and management of Nexi Group's Data Center network infrastructure.
- Administered and supported a multi-vendor environment, including Cisco routers, switches, firewalls, and ACI fabric (Multipod & Multisite).
- Configured and managed Site-to-Site VPNs to ensure secure and reliable interconnectivity with Various Bank DC and cloud environments.
- Designed, configured, and maintained connectivity between on-premise Data Centers and cloud platforms (Azure & AWS).
- Configured various BGP attributes to optimize and manipulate inbound and outbound traffic flow.
- Configured and maintained OSPF and MPLS protocols for underlay network infrastructure to ensure optimal routing and network stability.
- Managed and monitored high-speed DWDM and dark fiber links to ensure uninterrupted inter-DC connectivity and high availability.
- Acted as the primary point of contact for handling P1 and P2 network incidents, ensuring quick resolution and minimal business impact.
- Collaborated with end users to diagnose and resolve Wi-Fi connectivity issues across various branch and office environments.
- Coordinated with vendor TAC teams for diagnosing and resolving critical hardware and software issues.
- Executed multiple successful upgrades of Cisco network devices, ensuring minimal downtime and adherence to compliance standards.
- Acted as a mentor to junior engineers, providing guidance, training, and support to help them grow technically and professionally
- Troubleshot and maintained networking devices and infrastructure across theenterprise.
Network Engineer
Netcon Technologies India Pvt Ltd
11.2017 - 04.2020
- Joined on 29th Nov 2017 as a Network Engineer
- Contributed to multiple data center implementation and migration projects.
- Involved in the design of various data center solutions, aligned with business and performance goals.
- Configured and managed a wide range of Cisco Nexus technologies including vPC, VDC, and FEX.
- Worked with Aruba and Arista data center technologies, including Virtual Switching Framework (VSF), Virtual Switching Extension (VSX), and Multi-Chassis Link Aggregation (MLAG).
- Played a key role in migrating legacy networks to Cisco ACI, enhancing automation, scalability, and security.
- Configured and maintained routing protocols such as EIGRP, OSPF, RIP, and BGP within the data center environment.
- Managed firewall migrations across various vendors, ensuring secure and efficient policy transfers.
- Handled migrations of routers, switches, and load balancers with a focus on minimal service disruption.
- Implemented and configured security technologies including Web Application Firewalls (WAF), DDoS protection solutions, and Intrusion Prevention Systems (IPS).
- Performed IOS and firmware upgrades across a wide range of network devices.
- Executed firewall deployments and configurations for multiple platforms including Checkpoint, Cisco ASA/Firepower, FortiGate, and Palo Alto.
- Worked extensively with load balancers and global server load balancing solutions to optimize application availability and performance.
Network Support Engineer
Dimension Data India Pvt Ltd
10.2016 - 11.2017
- Joined on 18th Oct 2016 as a Network Support Engineer
- Maintained the MPLS network connectivity between data centers and branch locations to ensure consistent and secure communication.
- Supported and managed various data center switch technologies, including Cisco VSS, vPC, and VDC, to maintain high availability and redundancy.
- Handled routing protocol operations and troubleshooting, primarily focusing on OSPF and BGP.
- Coordinated with multiple service providers to identify and resolve WAN link issues, ensuring minimal network downtime.
- Collaborated with end users to diagnose and resolve Wi-Fi connectivity issues across various branch and office environments.
L2 Engineer
ARK Infotech Spectrum India Pvt Ltd
05.2016 - 10.2016
- Joined on 12th May 2016 as a L2 Engineer
- For the client WIPRO(IMG)
- Maintained on-site network infrastructure to ensure reliable connectivity for end users across various locations.
- Worked closely with end users to troubleshoot and resolve Wi-Fi connectivity, laptop hardware, and application-related issues.
- Provided hands-on support for endpoint devices, improving system performance and minimizing downtime.
- Collaborated with the PMO team to support project implementations and network migrations, ensuring smooth and timely delivery.
Desktop Support Engineer
Nebula Computers Pvt ltd
08.2014 - 02.2016
- Joined on 11th Aug 2014 as a Desktop Support Engineer
- Maintained on-site network infrastructure to ensure reliable end-user connectivity across various locations.
- Worked closely with end users to troubleshoot and resolve Wi-Fi connectivity, laptop hardware, and application-related issues.
- Provided hands-on support for endpoint devices, improving system performance and minimizing downtime.
- Collaborated with the PMO team to support project implementations and network migrations, ensuring smooth and timely delivery.
- Configured hardware, devices, and software to set up workstations for employees.
- Maintained inventory of installed desktop hardware and software components to keep records accurate and updated.
- Analyzed issues to identify troubleshooting methods needed for quick remediation.
Education
M.E - Applied Electronics
Bannari Amman Institute of Technology
Tamilnadu, India05-2014
B.E - Electronics & Communication Engineering
VSB Engineering College
Tamilnadu, India01.2010
Skills
- SDN & Data Center Technologies: Cisco ACI, Cisco Nexus (vPC, OTV, FabricPath), VXLAN with MP-BGP, Multicast Networking, VMware NSX-T
- Routing & Switching: BGP, MPLS, OSPF, IS-IS, EIGRP
- Firewall & Security Solutions: Cisco Firepower, Cisco ASA, Checkpoint, Palo Alto, FortiGate, Cisco Umbrella, Cisco ISE, Zscaler SASE, Meraki
- Load Balancers & ADCs: F5 (LTM & GTM), Citrix NetScaler (LTM & GSLB), Radware (ADC, GSLB)
- Cloud Networking: AWS and Azure cloud network infrastructure, integration, and security
- Network Services & DDI: Infoblox (DDI), Akamai
- Wireless Technologies: Cisco and Aruba Wireless Controllers
- Enterprise Networking: Cisco SD-WAN, Cisco SD-Access
- Device Proficiency: Extensive hands-on experience with Cisco, Aruba, and Arista networking devices
Certification
- CCNP (Routing and Switching), CSCO12627092
- Cisco Certified Specialist - Enterprise Advanced Infrastructure Implementation
- Cisco Certified Specialist - Enterprise Core
Disclaimer
I do hereby declare that the above information is true to the best of my knowledge.
Timeline
Network Specialist
LTIMindtree
04.2020 - Current
Network Engineer
Netcon Technologies India Pvt Ltd
11.2017 - 04.2020
Network Support Engineer
Dimension Data India Pvt Ltd
10.2016 - 11.2017
L2 Engineer
ARK Infotech Spectrum India Pvt Ltd
05.2016 - 10.2016
Desktop Support Engineer
Nebula Computers Pvt ltd
08.2014 - 02.2016
M.E - Applied Electronics
Bannari Amman Institute of Technology
B.E - Electronics & Communication Engineering
VSB Engineering College
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