JIGNESH KAPOOR

Senior Network & Server Administrator

Senior Network & Server Administrator with over 6 years of experience in IT-OT integration and security. Proven track record of architecting secure networks, implementing firewall solutions, and ensuring 99.9% uptime. Skilled in incident response and cross-team collaboration to enhance operational efficiency.

Ahmedabad, Gujarat 382445
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Languages
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Skills
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Certifications
Work Experience
Senior Network & Server Administrator
Value Chain Solutions Global Pvt Ltd
Mar 2018 — PresentCurrentAhmedabad, Gujarat
  • Architect secure network communication channels between enterprise IT and OT environments using Purdue Model principles; enforced strict IT-OT DMZ boundaries
  • Implemented deep-packet inspection and access policies on Fortinet, Sophos XGS, and CISCO firewalls to control IT and OT traffic
  • Configured encrypted IPsec/SSL VPN gateways with MFA and IP-MAC binding for secure remote vendor access
  • Engineered enterprise-wide VLAN segmentation, core routing, and Layer 2/3 switching (Cisco, Zyxel) to minimize broadcast domains and eliminate single points of failure
  • Managed Active Directory, DNS, DHCP, and Group Policy architectures across multi-site networks
  • Conducted real-time packet analysis (Wireshark, SNMP) to troubleshoot latency and detect malicious anomalies, ensuring 99.9% uptime
  • Deployed and maintained virtualized network appliances and domain controllers on VMware ESXi and Hyper-V clusters
Support Engineer
ITaction Gujarat Pvt Ltd
Sep 2015 — Mar 2018Ahmedabad, Gujarat
  • Provided L2/L3 administration for network hardware, server connectivity, and enterprise routers/switches
  • Configured DHCP scopes, static IP assignments, and Active Directory domain access for 500+ endpoints
  • Monitored network traffic utilization, identified bottlenecks, and updated SOP documentation
Desktop Support Engineer
Acute Informatics (Collaboration with Wipro – Ernst & Young)
Jun 2014 — Aug 2015Ahmedabad, Gujarat
  • Configured network cards, static IP routes, VPN clients, and domain join configurations for multi-site deployments
  • Supported network endpoints, local printing systems, and VoIP hardware
Field Network Engineer
Sales Force One
Jun 2013 — May 2014Ahmedabad, Gujarat
  • Installed, terminated, and configured physical LAN/WAN infrastructure including Cisco routers, switches, and wireless access points
  • Diagnosed line interference, routing drops, and cable faults using Ping, Traceroute, and network analyzers
Skills
IT-OT Integration & SecurityPurdue Model ArchitectureIT/OT DMZ DesignIndustrial Firewall HardeningSCADA/ICS Network SegmentationOT Asset DiscoveryAir-Gap & Remote Access ControlsNetwork & Security EngineeringFortinetSophos XGSCISCO FirewallsCisco RoutersZyxel SwitchesVLAN SegmentationIP-MAC BindingNAT/PATSSL/TLS CertificatesServer & VirtualizationWindows ServerActive Directory (AD DS)VMware ESXiHyper-VLinux SystemsPowerShell AutomationMonitoring & ContinuityNetwork Performance MonitoringWireshark Packet AnalysisDisaster RecoveryBackup ManagementPatch ManagementIncident responseVirtualization technologiesInfrastructure monitoring
Education
Bachelor of Commerce
Gujarat University
Jan 2012
MCIT Certification
Prakshal IT Academy
Jan 2015
Hardware & Networking Certification
G.T. Institute
Jan 2011
Certificate in Cybersecurity Assessment
LearnTube
Jan 2025
Certifications
Certificate in Cybersecurity Assessment
LearnTube
2025
MCIT Certification
Prakshal IT Academy
2015
Hardware & Networking Certification
G.T. Institute
2011
Languages
English
Professional
Hindi
Native
Gujarati
Native
Punjabi
Native
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