Senior VoIP Engineer — Remote, Flexible Hours

Placements24; Bloemfontein; Hybrid; ZAR 900,000 - 1,300,000; Full time

Benefits offered by this job

Highly competitive compensation

Healthcare coverage

Home office stipend

Professional development budget

Cutting-edge VoIP tech

Job summary

Placements24 is seeking a Senior VoIP Engineer to design, implement, and support a global VoIP infrastructure. You will ensure voice quality, reliability, and security for a remote, international team.

Responsibilities include deploying PBX platforms, SBCs, and gateways, monitoring performance, and applying best practices across networking and security. A strong background in SIP/RTP and major VoIP platforms is essential.

Qualifications

• Bachelor's degree in Telecommunications, Computer Science, or related field or equivalent practical experience.
• 6+ years of VoIP engineering and implementation experience.
• Deep knowledge of SIP, RTP, H.323, SRTP.
• Hands-on with major VoIP platforms and SBCs.

Responsibilities

• Design, deploy, configure, and maintain VoIP systems (PBX, SBCs, gateways).
• Monitor VoIP performance; troubleshoot call quality, connectivity, and security issues.
• Develop and enforce VoIP security practices (firewalls, encryption, IDS).
• Collaborate with network/systems engineers for seamless integration of VoIP services.
• Provide Tier 3 support for complex VoIP issues and escalations.
• Stay current with VoIP tech, standards, and vendor offerings.

Skills

VoIP engineering

SIP

RTP

H.323

SRTP

Asterisk

FreeSWITCH

Cisco Call Manager

SBCs

Networking

VPNs

Education

Bachelor's degree

Tools

Asterisk

FreeSWITCH

Cisco Call Manager

Job description

Placements24 is seeking a Senior VoIP Engineer to design, implement, and support a global VoIP infrastructure. You will ensure voice quality, reliability, and security for a remote, international team.

Responsibilities include deploying PBX platforms, SBCs, and gateways, monitoring performance, and applying best practices across networking and security. A strong background in SIP/RTP and major VoIP platforms is essential.