VoIP Network Engineer (Soweto) - Drive QoS & Call Quality

Placements24; Soweto; On-site; ZAR 480,000 - 720,000; Full time

Benefits offered by this job

Competitive salary with bonuses

Health, dental & life insurance

VoIP training & certs

Job summary

Placements24 is seeking a dedicated VoIP Network Engineer to manage and optimize the organization’s voice infrastructure in Soweto. You will deploy, configure, and troubleshoot VoIP hardware and software to ensure reliable voice communication across the company.

The ideal candidate has 3–5 years in VoIP network engineering, hands-on experience with SIP, H.323, RTP, and platforms like Cisco CallManager, Asterisk, or FreeSWITCH, and strong TCP/IP networking and Wireshark skills.

Qualifications

• Bachelor's degree in CS, telecommunications or related field.
• 3–5 years' VoIP networking and administration experience.
• Proficiency with SIP, H.323, and RTP protocols.

Responsibilities

• Deploy, configure, and maintain VoIP systems including PBX and IP phones.
• Monitor VoIP performance; resolve call quality, latency, or dropped calls.
• Implement VoIP security measures to prevent unauthorized access.
• Ensure QoS is properly applied for voice traffic.
• Provide Tier 2/3 support for VoIP incidents.
• Plan upgrades and capacity expansion for VoIP infrastructure.

Skills

VoIP networking

SIP

QoS

TCP/IP fundamentals

Troubleshooting

Education

Bachelor's degree in Computer Science or Telecommunications Engineering

Tools

Cisco CallManager

Asterisk

FreeSWITCH

Wireshark

Job description

Placements24 is seeking a dedicated VoIP Network Engineer to manage and optimize the organization’s voice infrastructure in Soweto. You will deploy, configure, and troubleshoot VoIP hardware and software to ensure reliable voice communication across the company.

The ideal candidate has 3–5 years in VoIP network engineering, hands-on experience with SIP, H.323, RTP, and platforms like Cisco CallManager, Asterisk, or FreeSWITCH, and strong TCP/IP networking and Wireshark skills.