2008 – Present
Chief Technical Officer
Fusion Net (Pvt.) Ltd.
Leading network, voice, messaging, ISP and enterprise infrastructure operations.
PERSONAL INFORMATICS · BANGLADESH
Engineering resilient networks, infrastructure & digital systems.
A personal informatics and professional portfolio documenting more than two decades of work in ISP operations, carrier-grade networking, data centers, VoIP, systems and technology leadership.
23+Years experience
CTOTechnology leadership
24/7Operations mindset
ISPCarrier-grade networks
Technology, networks & infrastructure
Al Mehdi Md Mustafizur Rahman
Chief Technical Officer · Network Infrastructure · ISP Operations
RoutingLinuxVirtualizationSystems
ABOUT ME
Technology leadership built on hands-on engineering.
I am a Chief Technical Officer with 23+ years of experience across ISP operations, enterprise networking, IP telephony, Linux and Windows systems, routing and switching, network security and data center operations.
View professional CV →CORE CAPABILITIES
Infrastructure built for uptime, scale and clarity.
Carrier-grade networking, NOC operations, VoIP, SMSC, server platforms, security, virtualization, backup and disaster recovery.
Carrier-Grade Networking96%
Cisco & Juniper Routing95%
Linux & Windows Servers93%
NOC / ISP Operations96%
VoIP · Softswitch · IP-PBX94%
Network Security92%
Data Center & DR91%
Leadership & Operations95%
CAREER
More than two decades in technology operations.
Leadership and hands-on engineering across ISP, enterprise IT and infrastructure organizations.
2006 – 2008
Manager (NOC)
NREACH NET (Pvt.) Ltd.
Managed NOC operations, enterprise networking, security and service availability.
2005 – 2006
Network Administrator
OTOBI Limited
Managed enterprise IT infrastructure and end-to-end network/server support.
2004 – 2005
System Administrator
BRAC BDMail Network Ltd.
Managed ISP server and network infrastructure and communication services.
2002 – 2004
Network Engineer
Promiti Computers & Network Pvt. Ltd.
Delivered LAN/WAN solutions and technical consulting for corporate clients.
GALLERY
Moments, systems and milestones.
Projects, certifications, events, infrastructure and personal memories.
KNOWLEDGE ARCHIVE
Notes, tools & collections.
Technical notes, useful links, documents, projects and curated resources.
01
Network Engineering
BGP, routing, switching, Cisco, Juniper and ISP operations.
02
Infrastructure
Linux, Windows, virtualization, data centers, storage and recovery.
03
Voice & Messaging
VoIP, softswitch, IP-PBX, SMSC, CDR and billing platforms.
CONTACT
Let’s connect.
For professional discussions, infrastructure projects, technology collaboration or networking.