Muhammad I.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

I'm a Network & Security Engineer with 18+ years of experience designing, deploying, and managing enterprise network and firewall infrastructure for large, multi-site organizations — including a national refinery corporation and a provincial government disaster management authority. I help businesses build secure, high-availability networks that stay online and stay protected. My work spans the full stack of enterprise networking and cybersecurity: **Firewalls & Security** - Fortinet FortiGate (HA clusters), FortiManager, FortiAnalyzer, FortiToken 2FA - Cisco Firepower, Palo Alto, Juniper SSG, Cisco ASA - VPN (IPSec/SSL), NAT, DMZ, UTM, IPS/IDS, Zero-Trust design - VAPT coordination, incident response, security policy enforcement **Routing, Switching & SD-WAN** - Cisco and H3C routing/switching, OSPF, BGP, EIGRP, QoS - VLANs, STP, NAT, PAT, ACLs - Enterprise SD-WAN/SDN design and rollout - Spine-Leaf and Access layer architecture **Wireless & Infrastructure** - Ruckus (SmartZone/ZoneDirector), Cisco, Aruba wireless design and RF site surveys - Data center operations, disaster recovery and backup planning (Veeam) - Active Directory, DNS, DHCP, GPOs, Microsoft 365, Azure - VoIP/IP PBX, SAN/NAS storage, CCTV/NVR systems A few things I've delivered for past employers: - Designed and rolled out a country-wide Fortinet HA firewall solution securing every corporate and field site of a national organization. - Led an enterprise-wide SD-WAN deployment that improved link resilience and application performance across all sites. - Planned and executed a provincial data center and 36 district-level command & control centers from the ground up. - Standardized identity and access management using RADIUS, Infoblox, and FortiManager, improving SOC readiness. Whether you need a one-time firewall audit, a full network redesign, ongoing infrastructure support, or help preparing for a security compliance review, I bring a pragmatic, business-first approach — I focus on solutions that are secure, well-documented, and easy for your team to maintain after I'm done. Let's talk about what your network needs — I'm happy to start with a short discovery call to understand your setup before proposing a plan.