Ali Shayan | Network & VoIP Engineer

About Me

Passionate and detail‑oriented VoIP & Network Engineer with hands‑on experience in deploying and maintaining network infrastructures. Experienced with VoIP platforms such as Asterisk and Simotel, SIP protocol troubleshooting, and Linux‑based systems. Familiar with routing, switching, virtualization, and common network services. Focused on maintaining reliable and secure communication systems while continuously improving technical skills and learning new technologies.

VoIP

Asterisk
Simotel
SIP / RTP

Networking

Cisco Networking (CCNA)
Routing & Switching
VLAN
Mikrotik RouterOS

Linux

LPIC‑1 Level

Programming

Python

Virtualization

VMware ESXi
PnetLab

NasimTelecom Company — VoIP & sbc (1 year and 5 months)

Deployment and configuration of VoIP systems (Simotel & Asterisk)
SBC configuration and troubleshooting
SIP routing and call troubleshooting
Telephony infrastructure maintenance

Associate Degree in Computer Networks — Montazeri University
B.Sc. in Network Engineering — University of Applied Science & Technology (Khorasan Science‑Industry Center)

Cisco CCNA
PnetLab Certification