Skills & Expertise (27)
Work Experience
Network Security Engineer (CyberSecurity Analyst)
Tech Mahindra
Dec 2023 - Present
Executed firewall upgrades, configuration changes, and security policy optimization on Cisco FMC and FTD to enhance network protection. Administered VPN connectivity, NAT policies, and public IP allocations to ensure secure and stable remote access. Conducted continuous monitoring, log reviews, and incident analysis to quickly detect and resolve security issues. Troubleshot and resolved VPN-related disruptions, maintaining uninterrupted remote connectivity. Evaluated event and system logs to identify malicious URLs, suspicious IPs, and threat indicators, implementing blocks to prevent repeated attacks. Supported security operations by diagnosing firewall rule conflicts, VPN tunnel failures, and routing issues through advanced CLI skills. Implemented SolarWinds IPAM and a central IP database to prevent duplicate or conflicting public IP assignments. Configured and validated Greenville FortiGate PLC Firewall rules with complete precision and compliance. Coordinated with cross-functional teams (Server, Network, Infra, Backup, WPS, Telecom) to maintain service-level adherence during incidents. Ensured 100% SLA compliance for critical issues through timely resolution and precise incident documentation. Provided on-call support for high-priority incidents and performed root-cause investigations to prevent recurrence. Deployed FortiGate firewall policies, IPS configurations, and access control rules as part of migration initiatives. Successfully migrated servers to PPG domain environments with zero failures, ensuring seamless business continuity.
Education
Bachelors of Technology in Computer Science & Engineering - Brindavan Institute of Technology & Science
2019 - 2023 · Afghanistan
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