Vivant

Network VoIP Support Engineer (Remote)

Vivant South Africa

Telecommunications · 51-200 employees

3 h ago
Remote support-engineer Mid (2-5 yrs) Full-time South Africa
Create a free account to apply — email only, no card. You can also save this posting or score it against your profile with AI.

About the role

Provide first-level technical support for VoIP, networking, and connectivity issues while managing and prioritizing tickets. Perform diagnostics on call quality and network performance, and assist with the provisioning of PBX systems and phone hardware.

What they look for

VoIP SIP Trunks PBX Systems Network Routing TCP/IP DNS DHCP NAT WiFi Troubleshooting Ticketing Systems Call Quality Analysis MOS Score Review Packet Loss Checks Provisioning Technical Communication

Requirements

Requires at least 2 years of experience in VoIP or network support with a strong understanding of TCP/IP, DNS, and SIP protocols. Candidates must possess excellent communication skills and the ability to troubleshoot complex network and connectivity problems.

Benefits

Performance bonuses Recognition bonuses Career advancement opportunities Leadership opportunities

Full description

Vivant is on a mission to eliminate business downtime. We guarantee 100% uptime for SMBs, and we’re looking for a Level 1-2 Support Engineers to help us deliver on that promise.

Essential Criteria

  • Not Desktop Support: If your background is primarily hardware repair or general IT helpdesk, please do not apply.
  • VoIP Expert: You must have hands-on experience with SIP trunks, PBX systems, and network routing.
  • English Only: Supporting U.S. customers; English fluency is required. Resumes must be in English.

Your day to day life as a Support Engineer:

  • Answer incoming client calls related to VoIP, internet, or WIFI issues
  • Work tickets involving call quality, dropped calls, network drops, or routing problems
  • Run diagnostics (SIP traces, pings, traceroutes, MOS score review, packet loss checks)
  • Assist with PBX provisioning, phone registration, and softphone setup
  • Prioritize outages (phones down, internet down, WiFi down)
  • Document every step clearly and communicate status updates professionally
  • Escalate advanced issues to senior telecom engineers when appropriate
  • Maintain ticket SLAs with clear, fast response times

Key Responsibilities:

  • First-level support for VoIP, networking, and connectivity issues
  • Troubleshoot SIP, call quality, latency, jitter, and registration failures
  • Perform basic network troubleshooting (TCP/IP, DNS, DHCP, routing basics)
  • Troubleshoot WiFi drops, access point connectivity, and cabling-related issues
  • Provision phones, extensions, voicemail, call flows, and SIP trunk configs
  • Manage and prioritize tickets through our help desk system
  • Escalate complex problems with proper documentation
  • Update knowledge base articles and internal processes

Minimum Requirements:

  • 2+ years of VoIP or Network Support experience.
  • Strong understanding of TCP/IP, DNS, DHCP, and NAT.
  • Practical expertise with:
  • SIP, PBX systems, and SIP trunks.
  • Routers, switches, and WiFi troubleshooting.
  • Experience with ticketing systems and remote customer rapport.
  • Ability to communicate technical information clearly and simply to non-technical users.
  • A driven and proactive mindset paired with a passion for continuous learning and making a meaningful impact on our company’s success.
  • Solid understanding of key VoIP metrics such as MOS score, latency, jitter, and packet loss.

Nice to Have

  • CompTIA Network+, CCNA, or VoIP-related certifications
  • Experience in telecom, MSP, or VoIP carrier environment
  • Experience with Poly, Grandstream, or cloud PBX platforms

Schedule• Work hours aligned with the U.S. Central time zone between 8am - 5pm M-F

Compensation & Growth• Competitive base salary (based on experience)

  • Performance and recognition bonuses
  • Clear path to career advancement and leadership opportunities
  • Work in a fast-growing, performance-driven environment

Why Join Vivant?• High-impact role with real earning potential

  • Opportunities to grow as the company scales
  • Leadership opportunities for top performers

Similar roles