~/najeeb.uk $ whoami
Najeeb Mohammad
Customer Reliability Engineer · Network Security · DDoS Defence · Cloud Security
Packets don't lie. Logs don't lie. Everything else is noise.
Building and securing networks since 2008 — from enterprise data centres in Oman to the global edge. I've seen attacks, failures, and outages that most engineers only read about.
CloudflareDDoS MitigationBGPZero TrustCCIE SecurityCISSPPython
Current role Customer Reliability Engineer Cloudflare · London
Experience Since 2008 Networks, Security, Cloud
Top credential CISSP #663984 CCSP · GCP Architect · CCIE Security
// what i do
Core Expertise
DDoS Mitigation L3 / L4 / L7 — real-time traffic analysis, Magic Transit, WAF, rate-limiting
Expert Customer Reliability SRE principles, SLO definition, incident leadership, post-mortems
Expert Network Architecture BGP, GRE, HLD/LLD, routing protocols, enterprise design
Expert Cloud Security AWS, Azure, GCP, Cloudflare — Zero Trust / SASE
Expert Firewall Engineering Palo Alto, Fortinet, Juniper, Cisco — NGFW, deep packet inspection
Expert Observability & Monitoring Prometheus, Grafana, Jaeger, Kibana — distributed tracing
Advanced SIEM & SecOps IBM QRadar, Guardium — threat detection, log analysis
Advanced Automation & Tooling Python — workflow automation, scripting
Intermediate // writing
Recent Posts
Notes on reliability engineering, network security, and building at scale.
// get in touch
Let's talk reliability, security, or hard infrastructure problems.
Open to conversations about hard network problems, career questions, or working together.