As a Project Team Member in Network Engineering, I specialize in implementing and optimizing enterprise-level network solutions. I bring hands-on experience with Cisco switches, including the Catalyst series, where I’ve played a key role in deploying and configuring core networking infrastructure for large-scale enterprises. Additionally, I have extensive expertise with Fortinet firewalls, ensuring secure, resilient network environments by implementing firewall policies and VPN solutions.I’ve successfully implemented Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA) to deliver secure, scalable cloud-based security, optimizing network traffic across global locations without the need for traditional VPNs. My experience extends to wireless network deployment, where I’ve managed Cisco Wireless LAN Controllers (WLC) and Embedded Wireless Controllers (EWC), as well as integrating Aruba ClearPass for advanced network access control (NAC) and policy enforcement.
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Network EngineerIffco Group Oct 2023 - PresentUnited Arab EmiratesProject Team Member | Cisco Routing & Switching | Enterprise Solutions | Cisco 9500/9300 | PortChannel, SVI, Stacking, Virtual Stacks, DAD, Troubleshooting, Firmware UpgradesI specialize in deploying and configuring enterprise-level Cisco networking solutions, including the Catalyst 9500 and 9300 series switches. end-to-end configurations such as PortChannel, (SVI), stacking (both traditional and virtual), and implementing DAD for enhanced network resilience.Enabling Port security,SSH,SVL,DHCP Wireless Networking | Cisco Centralized & EWC | ARUBA CLEAR PASS NAC |FlexConnect | AAA, EAP-TLS, EAP-PEAP Authentication | ClearPass, Aruba WIRELESS-Experienced deploying and managing Cisco and Aruba wireless solutions, including centralized controllers, and EWC. Proficient in configuring Capwap Ap with advanced authentication protocols like EAP-TLS and EAP-PEAP, MAC Auth along with AAA Override for secure,Expertise in integrating and managing Aruba ClearPass for enhanced network security and policy enforcement.FortiGate Firewall | FortiManager | IPsec VPN | SD-WAN | Threat Monitoring & IPS Configuring FortiGate firewalls, including policies, rules, and malicious traffic blocking. Proficient in setting up and managing IPsec site-to-site VPN tunnels via FortiManager, BGP and implementing (IPS). Strong understanding of SD-WAN solutions for optimized network.threat monitoring and delivering comprehensive security solutionsZscaler Implementation | Global Deployment | SSL Inspection | Entra ID Integration | IPSec | Segmentation & Security | SAML&SCIMAs part of the project team, implementation of Zscaler and Zscaler Private Access (ZPA) across 20 locations.Zscaler policy enforcement, SSL inspection, and Entra ID integration. Configured IPSec, PAC files, and traffic routing based on country-specific policies.VSE deployment and implemented ZPA as a VPN-less solution for enhanced security.App-based segmentation to minimize attack surfaces and reduce lateral movement risks. -
System Network AdministratorBurjeel Medical City Sep 2021 - Sep 2023Abu Dhabi, United Arab Emirates -
Technichal EngineerDstme : Al Tarmez Digit System Technology Llc Mar 2019 - Sep 2021Dubai, United Arab Emirates
Hari Krishnan Education Details
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AptechAws Cloud Solution Architect -
Aptech LimitedSystem, Networking, And Lan/Wan Management/Manager -
Dhanalakshmi Srinivasan College Of Engineering And TechnologyComputer Science
Frequently Asked Questions about Hari Krishnan
What company does Hari Krishnan work for?
Hari Krishnan works for Iffco Group
What is Hari Krishnan's role at the current company?
Hari Krishnan's current role is Network Engineer.
What schools did Hari Krishnan attend?
Hari Krishnan attended Anna University, Aptech, Aptech Limited, Dhanalakshmi Srinivasan College Of Engineering And Technology.
Who are Hari Krishnan's colleagues?
Hari Krishnan's colleagues are Taufeek Ahmed, Abbas Abhi, Irfan Khan, Mehreen R., Francisco Pereira-Leite, Adeel Ali, M.mahmood Alam Changazi.
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