National University of Computer and Emerging Sciences


VoIP Systems Engineer - Linux / FreeSWITCH) Zanda Financial Services Pvt. Ltd More jobs from this company

Job Details

Job Title:		VoIP Systems Engineer - Linux / FreeSWITCH)
Category:		Software Development
Total Positions:		2
Job Location:		Islamabad
Gender:		No Preference
Minimum Education:		Bachelors
Career Level:		Experienced Professional
Minimum Experience:		3 Years
Apply By:		Jan 1, 2026

Job Description:

We are looking for a hands-on engineer to deploy and maintain a high-performance AI telephone system. You will manage a local system.

Key Responsibilities:

1. VoIP Management: Install and configure FreeSWITCH. Troubleshoot audio latency and SIP signaling issues.

2. Server Administration: Maintain Ubuntu/Debian Linux servers. Manage NVIDIA drivers, CUDA toolkit, and Docker containers.

3. Python Operations: Deploy and monitor Python-based AI scripts (ASR/TTS). Analyze logs and restart services when needed.

4. Infrastructure Stability: Ensure 24/7 uptime. Manage UPS/Generators for power backup and dual-ISP internet connections.

Requirements:

• 3+ years experience with Linux (Ubuntu) administration.

• Strong knowledge of VoIP protocols (SIP/RTP) and FreeSWITCH/Asterisk.

• Experience configuring GSM Gateways (Dinstar, etc.).

• Basic knowledge of Python and Docker.

• Experience with GPU servers or NVIDIA drivers is a big plus.

• Ability to handle power/network infrastructure issues locally.

Company Information
Company Name: Zanda Financial Services Pvt. Ltd Company Description: Financial Services