VoIP Engineer

Описание вакансии

International CPaaS provider
Responsibilities:
Maintain and optimize network performance for telecom and VoIP systems to ensure high availability, redundancy, and minimal downtime.
Implement and manage QoS (Quality of Service) to ensure priority and quality of VoIP traffic over the network.
Design, configure, and manage IP-based voice and data networks, including LAN/WAN and VPN environments.
Work closely with cross-functional teams including IT, Security, and Helpdesk to ensure smooth operation of network and VoIP systems.
Liaise with telecom vendors and service providers for troubleshooting, upgrades, and maintenance activities.
Monitor network and VoIP system performance using network management tools (e.g., SolarWinds, Wireshark) to detect and resolve issues.
Troubleshoot and resolve VoIP-specific issues (e.g., call quality, packet loss, jitter, latency) to maintain optimal performance.
Provide on-call support in case of critical incidents to minimize service disruptions.
Assist in the integration of VoIP applications with other platforms, such as call center systems or CPaaS platforms.
Manage Session Border Controllers (SBCs) for securing and routing VoIP traffic.
Ensure the effective operation of media gateways, transcoding systems, and failover solutions for carrier-grade VoIP services.
Configure, manage, and troubleshoot Kamailio, FreeSWITCH, and Asterisk to ensure robust VoIP services.
3+ years of hands-on experience in IP networking and telecom systems, with a strong focus on VoIP.
Hands-on experience with Kamailio, FreeSWITCH, and Asterisk.
Expertise in diagnosing and resolving network and VoIP performance issues.
Strong understanding of networking protocols, including TCP/IP, SIP, H.323, and RTP, as well as telecommunication systems like PBX, SIP trunks, and SBCs.
Experience with network infrastructure technologies such as routers, switches, firewalls, and VPNs.
Familiarity with telecom regulations and compliance standards.
Strong communication and documentation skills.
Work alongside colleagues from around the world, bringing unique perspectives and cultural insights to your projects.
Stay healthy with comprehensive health insurance, including dental coverage.
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