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Careers at Voiso

VoIP Engineer

Location International
Department Engineering
Type Full-Time
Model On-site
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Role Overview

We are seeking an experienced IP Operations Engineer with a strong specialization in network and telecom infrastructure, particularly in VoIP technologies. The ideal candidate will be responsible for the design, implementation, troubleshooting, and maintenance of IP-based telecom systems, ensuring seamless voice and data communication across the organization’s network. This role requires in-depth knowledge of network protocols, VoIP technologies, and telecom systems to provide reliable and scalable communication solutions.

Key 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

Qualifications

  • 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

Preferred Qualifications

  • Experience working with containerized VoIP services and cloud-native telecom infrastructure.
  • Experience in developing automated monitoring and alerting solutions for VoIP systems.

What We Offer

Competitive salary
Competitive salary
Medical insurance
Medical insurance
A new, spacious, well-located office
A new, spacious, well-located office
Top-notch work equipment (e.g., MacBook)
Top-notch work equipment (e.g., MacBook)
Free lunch and healthy snacks every day
Free lunch and healthy snacks every day
Opportunities for professional development
Opportunities for professional development
International team of talented and fun colleagues
International team of talented and fun colleagues
Shape the future of cloud contact center tech
Shape the future of cloud contact center tech