VoIP Engineer - Telecoms

Placements24; Benoni; Hybrid; ZAR 420,000 - 720,000; Full time

Benefits offered by this job

Annual performance bonus

Fully remote work with flexible hours

Health, dental, and vision insurance

Professional development and training

Job summary

Placements24 is seeking a skilled VoIP Engineer to join a remote-first telecoms team. You will design, implement, and maintain VoIP infrastructure, ensuring high-quality voice services for a broad client base.

The role requires 3+ years in VoIP engineering, with strong SIP/RTP knowledge and PBX/SBC experience. Remote work with flexible hours, competitive pay, and development opportunities are included.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 3+ years of VoIP engineering and IP telephony experience.
• Strong knowledge of SIP, RTP, H.323, and other VoIP protocols.
• Experience with PBX systems (e.g., Asterisk, FreeSWITCH) and SBCs.
• Understanding of TCP/IP, QoS, and firewalls.
• Certifications such as CompTIA Network+ or CCNA Voice are a plus.
• Excellent troubleshooting and problem-solving skills for remote support.

Responsibilities

• Design, deploy, and manage VoIP systems, including PBX, gateways, and SBCs.
• Configure and maintain telephony services, ensuring call quality and availability.
• Troubleshoot VoIP issues, including call quality, registration, and network connectivity.
• Implement and manage security measures for VoIP networks to prevent toll fraud.
• Develop and maintain documentation for VoIP systems, configurations, and procedures.
• Collaborate with network and systems teams to ensure integration.
• Monitor VoIP system performance and resource utilization.

Skills

VoIP engineering

SIP/RTP/H.323

Troubleshooting

Remote support

Education

Bachelor's degree in CS/Engineering

Tools

PBX (Asterisk, FreeSWITCH)

SBCs

TCP/IP QoS Firewalls

Job description

About the Role

Our client is seeking a skilled VoIP Engineer to join their expanding telecoms team. This role is primarily remote , allowing you to work from anywhere while contributing to the design, implementation, and maintenance of their Voice over IP infrastructure. You will be responsible for ensuring high-quality, reliable voice communication services for their clients. This is an excellent opportunity for a technically proficient engineer to work with modern VoIP technologies and impact service delivery across a broad customer base, operating within a flexible, remote -first culture.

Key Responsibilities

• Design, deploy, and manage VoIP systems, including PBX, gateways, and session border controllers (SBCs).
• Configure and maintain telephony services, ensuring optimal call quality and availability.
• Troubleshoot VoIP-related issues, including call quality problems, registration failures, and network connectivity.
• Implement and manage security measures for VoIP networks to prevent unauthorized access and toll fraud.
• Develop and maintain documentation for VoIP systems, configurations, and procedures.
• Collaborate with network and systems teams to ensure seamless integration.
• Monitor VoIP system performance and resource utilization.

Requirements

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 3+ years of experience in VoIP engineering and IP telephony.
• Strong knowledge of SIP, RTP, H.323, and other VoIP protocols.
• Experience with PBX systems (e.g., Asterisk, FreeSWITCH) and SBCs.
• Understanding of network infrastructure, including TCP/IP, QoS, and firewalls.
• Certifications such as CompTIA Network+ or CCNA Voice are a plus.
• Excellent troubleshooting and problem-solving skills for remote support.

Benefits

• Competitive salary and annual performance bonus.
• Fully remote work arrangement with flexible hours.
• Comprehensive health, dental, and vision insurance.
• Opportunities for professional development and training.
• Work with cutting-edge VoIP and telecoms technologies.