VoIP Systems Administrator

Placements24; Polokwane; On-site; ZAR 350,000 - 520,000; Full time

Benefits offered by this job

Health insurance

Professional development

Certifications support

Team environment

Impactful work in Limpopo

Job summary

Placements24 is seeking a proficient VoIP Systems Administrator to manage and optimize the organization’s VoIP infrastructure in Polokwane. You will install, configure, and maintain PBX, SIP trunks, and related hardware to ensure reliable voice services for employees and customers.

The role requires strong knowledge of SIP/H.323, familiarity with Cisco Call Manager, Asterisk, and Avaya, plus networking basics and hands-on troubleshooting.

Qualifications

• Bachelor's degree in IT, CS, or related field or equivalent experience.
• Proven experience as a VoIP administrator or managing telephony systems.
• Strong knowledge of SIP/H.323 and VoIP codecs.
• Experience with Cisco Call Manager, Asterisk, Avaya.
• Familiarity with networking principles for VoIP.
• Ability to manage multiple tasks in Polokwane.

Responsibilities

• Install, configure, and maintain VoIP systems including PBX and softswitches.
• Monitor performance, troubleshoot voice quality and availability issues.
• Manage user accounts, extensions, and feature configurations.
• Implement voicemail, call routing, and unified communications features.
• Ensure the security and reliability of the VoIP network.
• Provide end-user training on VoIP features.

Skills

VoIP troubleshooting

Networking basics

Problem solving

Multi-tasking

Education

Bachelor's degree in Information Technology / CS

Tools

Cisco Call Manager

Asterisk

Avaya

Job description

About the Role

Our client is seeking a proficient VoIP Systems Administrator to manage and maintain their Voice over IP infrastructure. This role is essential for ensuring reliable, high-quality voice communication services for employees and customers across the organization, with a focus on operations in Polokwane . You will be responsible for the installation, configuration, troubleshooting, and ongoing optimization of VoIP systems, platforms, and related hardware. The ideal candidate has a strong technical background in VoIP technologies and a commitment to providing seamless communication solutions within the Limpopo province.

Key Responsibilities

• Install, configure, and maintain VoIP systems , including PBX, softswitches, and related applications.
• Monitor system performance, troubleshoot issues, and resolve technical problems related to voice quality and availability.
• Manage user accounts, extensions, and feature configurations within the VoIP environment.
• Implement and manage voicemail, call routing, and unified communications features.
• Ensure the security and reliability of the VoIP network, implementing necessary patches and upgrades.
• Provide technical support and training to end-users on VoIP system functionalities.

Requirements

• Bachelor's degree in Information Technology, Computer Science, or a related field, or equivalent experience.
• Proven experience as a VoIP Administrator or in a similar role managing telephony systems.
• In-depth knowledge of VoIP protocols (SIP, H.323) and codecs.
• Experience with major VoIP platforms (e.g., Cisco Call Manager, Asterisk, Avaya).
• Familiarity with networking principles and troubleshooting techniques relevant to VoIP.
• Strong problem-solving skills and the ability to manage multiple tasks effectively in Polokwane .

Benefits

• Competitive annual salary and performance incentives.
• Comprehensive health, dental, and vision insurance coverage.
• Opportunities for professional development and vendor-specific certifications.
• Supportive team environment with a focus on collaborative problem-solving.
• Be a key contributor to the communication infrastructure in Limpopo .