VoIP/PBX Administrator

Ttspvt; Ranchi; On-site; INR 600,000 - 800,000; Full time

Job summary

Ttspvt is looking for a skilled VoIP/PBX Administrator in Ranchi to manage Linux-based telephony systems for BPO operations. Responsibilities include configuring PBX systems, managing SIP trunks, and ensuring high availability of services.

The ideal candidate should have 2+ years of experience in Linux and VoIP administration, possess strong knowledge of networking concepts, and have skills in IVR design. Full-time employment with potential salary growth is offered based on qualifications.

Qualifications

• 2+ years of experience in Linux and VoIP/PBX administration.
• Experience in call center operations preferred.
• Experience supporting telephony systems.

Responsibilities

• Install, configure, and maintain Linux servers.
• Deploy and manage PBX systems like Asterisk and FreePBX.
• Configure SIP trunks and call routing.
• Monitor call quality and troubleshoot issues.
• Implement PBX security and access controls.
• Generate call reports to support operational teams.

Skills

Linux knowledge (Ubuntu/CentOS/Debian)

Asterisk/FreePBX/VICIdial experience

SIP/RTP/VoIP protocols understanding

IVR creation and call flow design

Networking concepts (TCP/IP, NAT, DNS)

MySQL/MariaDB databases experience

Basic shell scripting

Education

Bachelor’s degree in Computer Science or related field

Job description

• Location: On-site / Remote
• City: Ranchi
• Experience: 2–5 Years
• Employment Type: Full time

Description

Location: On-site / Remote

Experience: 2–5 Years

* Final salary will be determined based on the candidate’s current CTC, experience, skills, and overall eligibility. Salary growth is generally expected within 10–15% of the candidate’s previous CTC, subject to evaluation.

Job Summary

We are seeking a skilled VoIP/PBX Administrator to manage and maintain Linux-based telephony systems for our BPO/call center operations. The candidate will be responsible for configuring PBX systems, IVR menus, SIP trunks, call routing, voice recordings, and ensuring high availability of voice services.

Key Responsibilities

• Install, configure, and maintain Linux servers.
• Deploy and manage PBX systems such as Asterisk, FreePBX, and VICIdial.
• Configure SIP trunks, extensions, DID numbers, and call routing.
• Create and manage IVR menus, voice prompts, ring groups, and call queues.
• Configure inbound and outbound calling campaigns.
• Monitor call quality and troubleshoot SIP, RTP, and network-related issues.
• Manage call recordings, backups, and system updates.
• Implement PBX security, firewall rules, and access controls.
• Generate call reports and support operational teams.
• Coordinate with telecom providers for SIP connectivity and issue resolution.
• Maintain system documentation and standard operating procedures.

Required Skills

• Strong knowledge of Linux (Ubuntu/CentOS/Debian).
• Hands‑on experience with Asterisk, FreePBX, or VICIdial.
• Good understanding of SIP, RTP, VoIP protocols, and telephony concepts.
• Experience with IVR creation and call flow design.
• Knowledge of networking concepts (TCP/IP, NAT, DNS, VPN, Firewall).
• Experience with MySQL/MariaDB databases.
• Basic shell scripting and server troubleshooting skills.

Preferred Qualifications

• Bachelor’s degree in Computer Science, IT, or related field.
• Certifications in Linux, VoIP, or Networking are a plus.
• Experience in BPO or call center environments.

Experience

• Minimum 2 years of experience in Linux and VoIP/PBX administration.
• Experience supporting call center operations is preferred.
• Smooth IVR and call routing operations.
• Timely issue resolution and performance monitoring.
• Secure and reliable telephony infrastructure.