Description:
We are looking for a highly skilled ViciDial & Asterisk Server Expert to join our technical team. The ideal candidate must have strong experience in VoIP systems, call center infrastructure, and Linux-based server environments. This role requires someone who can independently manage, optimize, and troubleshoot large-scale calling systems.
📌 Key Responsibilities
- Install, configure, and maintain ViciDial and Asterisk servers
- Manage VoIP infrastructure, SIP trunks, DID routing, and dial plans
- Configure and manage virtual switches / softswitch systems
- Monitor server performance, call quality, and system stability
- Troubleshoot SIP, RTP, codec, and latency-related issues
- Handle carrier integrations and routing optimization
- Configure inbound and outbound campaigns in ViciDial
- Manage predictive dialers, IVR systems, call recording, and reporting
- Implement failover, redundancy, and load balancing solutions
- Secure servers against fraud, attacks, and unauthorized access
- Perform backups, updates, migrations, and disaster recovery planning
- Monitor Linux server health, logs, and network traffic
- Optimize call routing for cost and performance efficiency
- Support CRM/API integrations with ViciDial and Asterisk
- Maintain server documentation and deployment procedures
🎯 Required Skills & Experience
- Strong hands-on experience with:
- ViciDial
- Asterisk
- Linux Administration (CentOS, Ubuntu, AlmaLinux)
- SIP & VoIP Technologies
- Virtual Switches / Softswitches
- Experience with:
- GoAutoDial
- FreePBX
- Kamailio / OpenSIPS (preferred)
- MySQL / MariaDB
- WebRTC integrations
- Strong understanding of:
- SIP signaling
- RTP media handling
- Codec configuration
- NAT & firewall management
- TCP/IP networking
- Experience handling high concurrent call volumes
- Knowledge of AWS, Azure, or DigitalOcean
- Troubleshooting call quality and carrier issues
- Security hardening & DDoS protection
- Scripting knowledge (Bash, PHP, Python) is a plus
⭐ Preferred Qualifications
- Experience managing large-scale call centers
- Multi-server ViciDial cluster management
- Telecom compliance knowledge
- CRM/API integration experience
- Linux / VoIP / Networking certifications