VoIP Support Engineer

VOIP OFFICE; Hyderabad; On-site; INR 600,000 - 900,000; Full time

Job summary

VoIP Office in Hyderabad is seeking an engineer to handle customer VoIP/networking issues, performing network and call-quality diagnostics and troubleshooting SIP/RTP problems.

You will analyze logs and traces, coordinate with carriers/ISPs, and document resolutions in the ticketing system while maintaining strong communication with customers and internal teams.

Qualifications

• Strong understanding of Networking concepts (TCP/IP, DNS, DHCP, NAT, VPN, routing).
• Solid knowledge of VoIP/SIP (SIP signaling, RTP, codecs, DTMF, SIP response codes).
• Experience troubleshooting VoIP call connectivity and audio issues.
• Basic knowledge of PBX, SIP trunks, IP phones, and softphones.
• Ability to analyze SIP traces, network diagnostics, and call logs.
• Good communication and customer-facing skills.

Responsibilities

• The engineer will be responsible for handling customer VoIP/networking issues, performing network and call-quality diagnostics, troubleshooting SIP/RTP-related problems, analyzing logs and traces, coordinating with carriers/ISPs when required, and documenting the resolution in the ticketing system.

Skills

Networking concepts

VoIP/SIP

VoIP troubleshooting

PBX basics

SIP traces analysis

Job description

VoIP Office was established in 2004 with a clear purpose: to makeenterprise-grade communication technology accessible to businesses ofevery size. What began as a focused VoIP provider has grown into a fullcloud communication platform, bringing together voice, video, chat, SMS,fax, and contact center capabilities under one roof.

Headquartered in Troy, Michigan with additionaloffices in Hyderabad, Noida, Vadodara, and Bangalore, VoIP Office servesbusinesses across industries including Healthcare, Financial Services,Technology, Government, Education, Travel, and Hospitality.

Our hosted cloud platform combines a robustUnified Communications suite with Contact Center solutions and embeddedcommunication APIs — giving businesses the agility to connect teams andcustomers in ways that drive real outcomes. In 2025, we proudlycelebrated our 21st anniversary.

Job Description

Required Skills

• Strongunderstanding of Networking concepts – TCP/IP, DNS, DHCP, NAT, VPN,routing, firewall, ping, traceroute, packet loss, latency, and jitter.
  
• Goodunderstanding of VoIP/SIP – SIP registration, SIP signaling, RTP,codecs, DTMF, SIP response codes, call flow, NAT issues, and SIP ALG.
  
• Experiencetroubleshooting VoIP call connectivity and audio issues, includingone-way audio, no audio, call drops, registration failures, and callquality issues.
  
• Basicknowledge of PBX, SIP trunks, IP phones, and softphones.
  
• Abilityto analyze SIP traces, network diagnostics, and call logs.
  
• Goodtroubleshooting and problem-solving skills.
  
• Goodcommunication skills and ability to work with customers and internaltechnical teams.
  
• Willingnessto work in a support environment and shifts, if required.
  

Key Responsibilities

The engineer will beresponsible for handling customer VoIP/networking issues, performing networkand call-quality diagnostics, troubleshooting SIP/RTP-related problems,analyzing logs and traces, coordinating with carriers/ISPs when required, anddocumenting the resolution in the ticketing system.