Senior Enterprise Telecom Systems Admin

Placements24; Vereeniging; Hybrid; ZAR 600,000 - 900,000; Full time

Benefits offered by this job

Medical aid

Retirement fund

Professional development

Job summary

Placements24 in Vereeniging, Gauteng, seeks a Senior Telecommunications Systems Administrator to lead the management, maintenance and optimization of a large voice, data and video telecoms infrastructure across multiple sites.

The role requires extensive VoIP, SIP and IP telephony expertise, PBX/ACD experience, strong network knowledge (TCP/IP, DNS, DHCP) and a proactive focus on security, backups and disaster recovery.

Qualifications

• Bachelor's degree in IT, CS, telecommunications, or related field.
• 5+ years of telecom systems administration experience.
• Expertise with VoIP, SIP, and IP telephony.
• Strong TCP/IP, DNS, DHCP knowledge.
• Experience with PBX platforms and ACD systems.
• Excellent troubleshooting and analytical skills.
• Ability to multitask in a fast-paced environment.
• Strong communication and interpersonal skills.
• Experience in Vereeniging, Gauteng is advantageous.

Responsibilities

• Administer, configure, and maintain PBX, VoIP gateways, call managers and related hardware/software.
• Monitor system performance and implement proactive uptime improvements.
• Manage network connectivity for telecom systems.
• Enforce security policies to protect infrastructure.
• Perform regular backups, disaster recovery planning, testing.
• Troubleshoot and resolve complex issues related to telecom systems and networks.
• Collaborate with IT teams and vendors to integrate systems.
• Provide support to end-users and junior staff.
• Stay updated with emerging telecom technologies and best practices.

Skills

VoIP technologies

SIP protocol

IP telephony

PBX systems

ACD systems

TCP/IP networking

Network security

Troubleshooting

Education

Bachelor's degree in IT/CS/Telecommunications

Tools

Cisco Call Manager

Asterisk

Job description

Placements24 in Vereeniging, Gauteng, seeks a Senior Telecommunications Systems Administrator to lead the management, maintenance and optimization of a large voice, data and video telecoms infrastructure across multiple sites.

The role requires extensive VoIP, SIP and IP telephony expertise, PBX/ACD experience, strong network knowledge (TCP/IP, DNS, DHCP) and a proactive focus on security, backups and disaster recovery.