Karthikeyan P

Experience

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  Indus Towers Limited

  Jan 2012 - Feb 2014

  Network Support Engineer

  My key responsibilities include:-Networking Services: Provided essential networking services support, ensuring the network's operational efficiency and effectiveness.-Network Monitoring: Implemented proactive network monitoring strategies to identify and address issues promptly.

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  AGS Health

  Feb 2014 - Aug 2016

  IT Executive - Network

  At AGS Health, I contributed significantly to network engineering and operations support. My role also involved Identity Access Management. Key highlights include: -Network Support: Provided essential network engineering and operations support, ensuring network reliability and efficiency. -Identity Access Management: Played a vital role in identity access management, contributing to the organization's security protocols and practices.

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  AT&T Global Network Services India Private Ltd.

  Aug 2016 - Apr 2018

  Network Administrator

  At AT&T Global Network Services India Private Ltd., I served as a Sr. Network Engineer, contributing to IT operations service delivery, particularly in the network and security domains. My responsibilities encompassed: -IT Operations Service Delivery: Played a crucial role in IT operations, with a focus on network and security aspects, ensuring seamless service delivery. -Infrastructure Maintenance: Managed infrastructure maintenance, upgrades, and security patches, guaranteeing optimal performance and security. Show less

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  Tata Consultancy Services

  Apr 2018 - Oct 2021

  IT Analyst

  During my tenure as a Sr. Network Security Engineer at Tata Consultancy Services, I played a pivotal role in enhancing enterprise network and network security infrastructure. My responsibilities included: -Deployment and Migration: Successfully managed deployment, migration, and support for enterprise-level network and network security infrastructure. -Hardware Refresh Projects: Led hands-on network hardware refresh projects, ensuring the network's reliability and performance. -WAN Solutions Implementation: Implemented WAN solutions such as DMVPN and Site-to-Site IPSEC VPN to enhance network security and connectivity. -Data Center Upgrades: Took charge of data center devices' firmware upgrade activities, ensuring they remain up to date and secure. Show less

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  Hexaware Technologies

  Oct 2021 - now

  Technical Specialist

  - Network Infrastructure Maintenance: Expertly configure and maintain network devices such as Cisco, F5 Load balancers, and Firewall (Checkpoint & ASA), ensuring optimal performance. - SD-WAN Expertise: Manage and support the SD-WAN implementation, ensuring seamless connectivity both to and within the cloud. - Cloud Network Support: Provide crucial support for the organization's cloud network, including AWS and Azure, as well as Cloud Security Services, specifically Zscaler. Show less