Senior Telecom Systems Administrator - VoIP & UC Lead

Placements24; Riverton (UT); On-site; USD 36,000 - 54,000; Full time

Benefits offered by this job

Competitive salary

Vendor certifications & professional发展

Medical aid & retirement fund

Generous annual leave & sick leave

Access to advanced telecom systems

Stable, supportive work environment

Career advancement opportunities

Job summary

Placements24 is seeking a Senior Telecommunications Systems Administrator to manage critical telecoms infrastructure in Upington, Northern Cape. You will oversee PBX, VoIP, UC platforms, and related networking components, ensuring high availability, security, and performance.

The role requires 7+ years in telecoms administration, solid problem-solving and scripting skills, and ability to work independently while collaborating with IT teams.

Qualifications

• Bachelor's degree or equivalent experience in IT/CS.
• 7+ years' experience in telecommunications systems administration.
• Proven expertise with PBX, VoIP and UC platforms (Cisco CallManager/Avaya/Teams).
• Strong networking knowledge (SIP/H.323/TCP-IP).
• Experience with monitoring, scripting and automation is a plus.

Responsibilities

• Administer, configure, and maintain PBX, VoIP gateways and UC platforms.
• Monitor performance, availability, and capacity; adjust as needed.
• Troubleshoot issues to minimize service disruption.
• Perform system upgrades, patches, and security updates.
• Manage user accounts, permissions, and access controls.
• Develop and maintain system documentation and runbooks.
• Collaborate with network/IT teams for integration.
• Implement disaster recovery and business continuity plans.
• Provide technical support and training to users and junior staff.
• Evaluate new technologies to enhance capabilities.

Skills

Troubleshooting

Scripting

Independent work

Communication

Problem solving

Education

Bachelor's degree or equivalent in IT/CS

Tools

Cisco CallManager

Avaya

Microsoft Teams

Job description

Placements24 is seeking a Senior Telecommunications Systems Administrator to manage critical telecoms infrastructure in Upington, Northern Cape. You will oversee PBX, VoIP, UC platforms, and related networking components, ensuring high availability, security, and performance.

The role requires 7+ years in telecoms administration, solid problem-solving and scripting skills, and ability to work independently while collaborating with IT teams.