Hybrid VoIP Engineer – Lisbon

iTRTech Group; Lisboa; Híbrido; EUR 15 000 - 19 000; Tempo integral

Resumo da oferta

iTRTech Group in Lisbon is seeking a mid-level VoIP Engineer to support and evolve business-critical voice services within a telecommunications environment. This hybrid role requires two days per week in Lisbon; you will monitor performance, investigate incidents, and work with SBCs, SIP routing, load balancing, and interconnections.

The ideal candidate has 3+ years of VoIP experience, strong troubleshooting, Linux and IP networking skills, and English at B2 level. Portuguese is a plus.

Qualificações

• At least three years of experience operating or supporting VoIP services and platforms.
• English proficiency at B2 level; Portuguese is a plus.

Responsabilidades

• Operate and support VoIP platforms and voice services;
• Monitor service performance, availability, and stability;
• Troubleshoot incidents involving SIP signalling, SBCs, voice routing, and service interconnections;
• Support Oracle SBC, Huawei SBC, BroadSoft/Cisco voice platforms;
• Analyse alarms, logs, and traces to identify the root cause of service issues;
• Collaborate with technical teams during incident investigation and resolution;
• Participate in maintenance, upgrades, and new-service implementation activities;
• Support IP networking, load-balancing, and DNS services related to voice infrastructure;
• Maintain technical and operational documentation;
• Contribute to service optimisation and continuous‑improvement initiatives.

Conhecimentos

VoIP

SIP Signalling

SBC

Oracle SBC

Huawei SBC

Linux

IP Networking

Log Analysis

Incident Investigation

Ferramentas

Oracle SBC

Huawei SBC

BroadSoft/Cisco voice platforms

A10 Load Balancers

DNS

Linux

Descrição da oferta de emprego

iTRTech Group in Lisbon is seeking a mid-level VoIP Engineer to support and evolve business-critical voice services within a telecommunications environment. This hybrid role requires two days per week in Lisbon; you will monitor performance, investigate incidents, and work with SBCs, SIP routing, load balancing, and interconnections.

The ideal candidate has 3+ years of VoIP experience, strong troubleshooting, Linux and IP networking skills, and English at B2 level. Portuguese is a plus.