Mohammad Faisal Mohammad Irshad

Network & IT Support Engineer (L2/L3) | Spectrum Solutions (Oct 2022 - Apr 2026)Network Infrastructure: Solely managed the Ooredoo Telesales network infrastructure across Cisco, Huawei, and Ruijie platforms. Configured Palo Alto site-to-site VPNs, L2/L3 switching, VLAN segmentation, inter-VLAN routing, and VoIP-optimized QoS policies.Systems & Helpdesk: Provided L2/L3 support for Citrix VDI, Siebel CRM, Active Directory, Google Workspace, and Windows/macOS endpoints. Managed user access, GPOs, and enterprise hardware diagnostics.IP Telephony: Spearheaded SLAs for Ooredoo and Al Meera, deploying and maintaining 800+ Yealink and Microsoft Teams-integrated IP phones via SIP and RPS auto-provisioning.Cybersecurity: Conducted CEH-certified vulnerability assessments using OpenVAS and Wireshark. Monitored traffic via Splunk, managed Snort IDS/IPS policies, and supported ISO 27001 compliance.