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IDT BY INDET GROUP

Voice Engineer

IDT BY INDET GROUP

Telecommunications Analyst specializing in TDM/VOIP systems with a leading telecom company. Join IDT, a global telecom leader, in Sao Paulo.

Posted 6/2/2026full-timeSao Paulo • 🇧🇷 BrazilSeniorLeadWebsite

Tech Stack

Tools & technologies
AWSCloudSplunkTCP/IPVoIP

About the role

Key responsibilities & impact
  • Act as an analyst specialized in the services of a TDM/VOIP telephone operator.
  • Activate, manage, and monitor TDM/VOIP telephony systems.
  • Analyze VoIP/SIP calls.
  • Provide advanced support in the Telephony area for end customers.
  • Collect event logs and traces to analyze and troubleshoot systems.
  • Actively monitor telecom networks, gateways, SBC and cloud instances.
  • Operate Telecom devices, monitoring platforms, working on alarm management.
  • Share knowledge through training and support to other analysts on the team.
  • Conduct integration process between PABX/ UCaaS systems and other platforms such as CRM.

Requirements

What you’ll need
  • Knowledge of telecommunications infrastructure (IP and Voice services).
  • 10+ years of experience in configuring and troubleshooting Routers; Switches and Telephone Systems.
  • Knowledge of Cloud tools and environment, preferably AWS.
  • TDM and NGN Telephony Networks.
  • Installation and configuration of network equipment.
  • Installation and configuration of VoIP, IP PBX or UCaaS equipment.
  • Network protocols - TCP/IP.
  • SIP signaling protocol.
  • Data communication links, E1, Metro Ethernet.
  • Software like: Splunk , Zabbix , SolarWinds.
  • Completed or ongoing higher education related to area of Technology, Networks and/or Telecommunications (Electrical/Electronic/Telecommunications Engineering, Computer Networks or similar).

Benefits

Comp & perks
  • Please attach CV in English. The interview process will be conducted in English.
  • Only accepting applicants from Sao Paulo and nearby locations.
  • Working hours: From Monday to Friday, from 9:00 am to 6:48 pm, with hybrid work mode, 2 days home office.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
TDM telephonyVoIPSIPtelecommunications infrastructurenetwork configurationtroubleshootingnetwork protocolsE1Metro EthernetUCaaS
Soft Skills
analytical skillsproblem-solvingknowledge sharingtrainingcustomer support