mubarak shaikh
Network & Security Engineer
About
Network & Security Engineer with 3.7 years of experience in Palo Alto and FortiGate next-generation firewall (NGFW) administration, VPN setup, L7 security, routing, switching, and enterprise and Data Center network troubleshooting. Experienced in handling P1/P2 incidents, HA deployments, and large-scale corporate environments. Seeking roles in Network Security / Firewall / Cloud Security & Networking.
Skills & Expertise (44)
Work Experience
Network Engineer
Wipro Limited
Nov 2025 - Present
Installed, configured, and managed Palo Alto and FortiGate firewalls across enterprise network environments. Deployed and managed 100+ Palo Alto/FortiGate firewalls across enterprise networks and Data Centers. Managed Panorama and FortiManager, integrating firewalls and designing templates and device groups. Performed failover and cutover testing on FortiGate 80F, 100F, and 200F devices (FEX-201, FEX-401) and on Palo Alto PA-400, PA-800, PA-2000, PA-5000, and PA-7000 series devices. Configured, monitored, and troubleshot FortiGate SD-WAN to ensure reliable network connectivity and optimal performance. Troubleshot and resolved issues across Meraki devices, including firewalls (MX64, MX67, MX67C, MX68), switches (MS220, MS120, MS130), and access points (MR32, MR33, MR36), to establish secure and reliable connectivity. Reduced VPN connectivity issues by 40% through proactive troubleshooting. Handled 20+ P1/P2 incidents monthly with 99.9% SLA compliance. Configured 100+ IPSec site-to-site VPNs, including advanced troubleshooting. Set up and managed GlobalProtect VPN, resolving multiple client-related connectivity issues. Worked on multiple Layer 7 firewall features, including App-ID, Content-ID, URL Filtering, IPSec VPN, GlobalProtect, and High Availability. Implemented and managed security features, including Antivirus, Anti-Spyware, Vulnerability Protection, DoS/Zone Protection, DLP, File Blocking, SSL Forward Proxy, and SSL Inbound Inspection. Designed and deployed High Availability (HA) clusters, ensuring zero downtime during failover testing. Created firewall objects (hosts, networks) and configured policies, including NAT (DNAT, U-Turn), firewall rules, authentication, and application overrides. Performed packet-capture-level troubleshooting using Wireshark and in-depth analysis for issue resolution; participated in P1 and P2 incident calls.
Network Engineer
Insiza Tech Pvt Ltd
Aug 2024 - Nov 2025
Deployed and managed Palo Alto PA-220 and FortiGate 40-60F firewalls, including security policies, NAT, IPSec VPNs, interface zones, and centralized management. Configured and deployed branch networks using Cisco routers (C841, C1121) and switches (1300, 2960, 350 series); managed LAN and WAN issues and performed IOS upgrades, backups, and recovery. Implemented BGP routing, GLBP for gateway redundancy, and static routing for WAN connectivity; configured VLANs, trunking, and inter-VLAN routing. Managed Aruba ClearPass Policy Manager for secure network access, 802.1X authentication, AAA (RADIUS/TACACS+), and role-based policy enforcement. Monitored infrastructure using Neo Autometa NMS for real-time alerts, performance metrics, topology visualization, and device discovery. Handled SGL MFI rural projects across 300+ locations, performing link testing, application testing, and end-to-end validation to ensure seamless connectivity and application performance.
Network Engineer
Microscan Infocommtech Pvt Ltd
Mar 2023 - Aug 2024
Hands-on experience with GPON/EPON OLTs (4- and 8-port), including setup, configuration, and troubleshooting. Configured and maintained routers and switches for reliable connectivity. Monitored networks using NMS tools and resolved issues proactively. Diagnosed broadband problems, including signal degradation and latency.
Education
Bachelor of Commerce - Pune University
2021 - 2023 · Afghanistan
Certifications
No certifications added yet
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Skills (44)
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