Job summary
Our client is seeking a results-driven and technically adept VoIP Engineer with over 4 years of hands-on experience in designing, deploying, and optimizing enterprise-grade VoIP solutions.
Qualifications
- 4+ years of experience in VoIP engineering
- Bachelor's degree (Preferred)
Responsibilities
- Design, deploy, and optimize VoIP solutions for enterprise environments
- Configure and manage SIP trunks with major service providers
- Deploy and manage Session Border Controllers (SBCs) for secure VoIP communications
- Maintain and troubleshoot complex IP PBX systems across various platforms
- Troubleshoot call routing issues and implement dial plans
- Ensure network QoS for VoIP traffic and integrate voice solutions with legacy systems and modern unified communication environments
Skills
- SIP Trunking (Registration, Authentication, NAT Traversal)
- Session Border Controller (SBC) Configuration & Security
- IP PBX Platforms (configuration and management)
- Call Routing & Dial Plan Logic
- VoIP Protocols (SIP, RTP, SRTP, T.38)
- QoS and VoIP Traffic Shaping
- Number Normalization and E.164 Formatting
- Integration with PSTN Gateways, VoIP Phones, and Softphones
- Network Diagnostics & Packet Analysis (Wireshark, sngrep)
- VoIP Monitoring & Troubleshooting (logs, CDR, SIP traces)
Benefits
- Successfully implemented SIP trunking and number porting projects across multi-site enterprise environments
- Migrated legacy PBX systems to IP-based platforms, achieving improved call quality and reduced telecom costs
- Deployed secure SBC configurations to support remote IP phones and NAT traversal for global teams
- Streamlined dial plans and outbound rules for diverse geographic and business needs
- Delivered training and documentation to IT teams and end-users on VoIP system usage and best practices
