Back to Developers
Shaik Sameer Ahmed

Shaik Sameer Ahmed

Network Security Engineer

Hyderabad, Telangana, India
80
Profile Score

About

Network Security Engineer with 2.5+ years of experience in securing enterprise network infrastructure using next-generation firewalls, VPN technologies, and network segmentation. Hands-on experience with Fortinet, Palo Alto, Check Point, and Cisco Meraki platforms. Skilled in firewall policy management, IPsec VPN deployment, and troubleshooting production issues. Experienced in handling real-time incidents, security events, and collaborating with vendor TAC teams to ensure secure and reliable network operations.

Skills & Expertise (21)

Palo Alto Networks Intermediate
8.1/10
2.5
Years Exp
Check Point Intermediate
8.1/10
2.5
Years Exp
Fortinet FortiGate Intermediate
8.1/10
2.5
Years Exp
PAN-OS FortiOS CLI Troubleshooting firewall log analysis OpManager Ssl vpn Site-to-Site VPN IPsec VPN Geolocation Filtering Threat Blocking Access Control NAT Firewall policies LAN/WAN Routing & Switching VLANs TCP/IP Cisco Meraki

Work Experience

Network Security Engineer

Teksalah

Jun 2023 - Present

Administer and support enterprise firewall environments including Fortinet, Palo Alto, and Check Point across production networks. Configure, troubleshoot, and resolve real-time production issues related to VPN connectivity, firewall policies, and application access. Implement firewall security policies, NAT rules, and access controls, improving network security and reducing unauthorized access incidents. Perform firewall firmware upgrades, patching, and configuration changes during maintenance windows. Perform root cause analysis (RCA) for network and security incidents using firewall logs, packet flow, and debug tools. Implement network segmentation using VLANs and firewall policies. Configure Cisco Meraki networks including VLANs, wireless policies, and firewall rules. Support 10+ firewalls and multiple VPN tunnels across enterprise environments. Troubleshoot complex IPsec VPN issues including Phase1/Phase2 failures, DPD issues, and tunnel flapping in coordination with vendor TAC teams. Maintain documentation including network diagrams and firewall configurations. Implement security controls such as geofencing, threat feed blocking, and access restrictions.

Education

Bachelor of Technology (B.Tech) – Computer Science - Jawaharlal Nehru Technological University

2018 - 2022 · Afghanistan

Interested in this developer?

Profile Score Breakdown

📷 Photo 10/10
📄 Resume 10/10
💼 Job Title 10/10
✍️ Bio 10/10
🛠️ Skills 20/20
🎓 Education 10/10
⏱️ Experience 5/15
💰 Rate 0/5
🏆 Certs 0/5
Verified 5/5
Total Score 80/100

Profile Overview

Member sinceMar 2026

Availability Details

Visa Status

Citizen

Relocation

Open to Relocation

Skills (21)

Palo Alto Networks Check Point Fortinet FortiGate PAN-OS FortiOS CLI Troubleshooting firewall log analysis OpManager Ssl vpn Site-to-Site VPN +11 more