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aminul-du/README.md

Md. Aminul Islam "Shamim"

IP Transit & Carrier Network Architect. IIG / ISP / ITC backbone engineering with 13+ years of experience in high-capacity Internet infrastructure across Bangladesh.

Currently Dy. Manager, IIG Gateway at Summit Communications (AS58717).
Postgraduate study in Information & Cyber Security (PMICS) at the University of Dhaka.

Professional Summary

IP Transit · Carrier-Grade Networking · Cybersecurity · Infrastructure Engineering
IIG / ISP / ITC · BGP MPLS VXLAN & Peering · Systems · Automation · Cloud · AI-Assisted NetOps স্বরবর্ণ AI

13+ years of hands-on engineering experience across IP transit, carrier-grade Internet infrastructure, IIG/ISP gateway operations, international upstream connectivity, BGP routing and peering, IX/PNI and CDN interconnection, cybersecurity, enterprise infrastructure, Linux systems, programming and automation, databases, cloud and virtualization, observability, and large-scale service operations.

Combines production infrastructure engineering with postgraduate Information & Cyber Security education at the University of Dhaka, spanning network and Internet security, digital forensics, applied cryptography, software and cloud security, privacy, and critical information infrastructure protection.

Selected achievements

  • National IIG platform operations — high-availability core routing at multi-terabit scale
  • IIG platform migration — Juniper/Cisco to Huawei (NE-40E, S8851)
  • Multi-phase Uttara Data Center migration — hot-swap of core routers and transit links
  • DDoS mitigation stack — BGP FlowSpec, RTBH, FlowShield, Python/Ansible orchestration
  • Broadband billing platform — MAXIM AAA Radius at ISP scale
  • Media hosting — high-availability Nginx / Redis / CDN clusters
  • Banking network delivery — ATM/EFT access + redundant backup across national institutions

Domains

Routing & switching — BGP MPLS OSPF IS-IS IPv4 IPv6 SRv6 EVPN-VXLAN

Security — DDoS mitigation BGP FlowSpec RTBH RPKI/ROA IPsec VPN firewalls SIEM

Vendors — Cisco NCS 9000 Huawei NE-40E / S8851 Juniper MikroTik Palo Alto Fortinet F5

Systems & automation — Linux RHCE Python Ansible Bash eBPF

Cloud & virtualization — KVM LXC Docker Kubernetes OpenStack

Observability — Zabbix LibreNMS Nagios-QL MRTG Cacti

Databases — MySQL PostgreSQL

Education

M.Sc. Professional Masters in Information and Cyber Security (PMICS) — University of Dhaka, CSE · 2024–2026 (in progress)

Full DU PMICS course coverage and practical skill areas →

Certifications

CCNA CCNP CCNP Security CCS-EAIl CCS-Ecore ICSI CNSS MTCNA MTCRE JNCIA RHCSA RHCE

Community

  • bdNOG — Instructor (bdNOG 11), Fellowship Committee (bdNOG 17)
  • SANOG 32 · 39 · APNIC programs
  • Class Representative, DU PMICS

Detail

Contact

aminul-du.com · LinkedIn · me@aminul-du.com

Last updated 2026-09-14.

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