Menu Close

Johannesburg: Voice Engineer posted by Hire Resolve

Advertisement



Job Description

A prominent Telecommunications Provider based in Johannesburg, South Africa, specializing in providing services primarily to businesses (B2B), is seeking a highly skilled individual with end-to-end VoIP expertise and a strong networking background. This role is critical for managing technical escalations, troubleshooting complex voice issues, and ensuring timely resolution for clients, wholesalers, and partners.

Responsibilities:

  • Serve as the primary point for technical escalations from service teams, clients, and partners (wholesalers, interconnects).

  • Use diagnostic tools (e.g., Wireshark, SIP traces, syslog analysis) to identify, investigate, and implement solutions for common and complex voice failures.

  • Manage the full incident lifecycle, including ensuring a ticket is logged and providing timely feedback to customers/wholesalers.

  • Engage with upstream service providers to resolve complex issues affecting service delivery.

  • Provide specific technical support to internal field technicians for voice-related problems.

  • Systematically escalate more complex issues to senior expertise when required.

  • Apply a strong diagnostic mindset and pattern recognition to isolate issues across network layers.

  • Assist with departmental special projects and ad-hoc requests delegated by the Networks Manager.

  • Contribute to service improvement through proactive monitoring and incident prevention efforts.

  • Provide mentorship and training to new agents or interns as required.

Minimum Requirements: 

  • End-to-end VoIP Expertise (signaling to termination).
  • Strong Networking Background (routing, switching, and protocols).
  • Experience with at least one VoIP Monitoring Tool (e.g., VoIPMon, OCOM, HOMER).
  • Foundational understanding of Session Border Controllers (SBCs), ideally ACME Packet.
  • Clear Communication: Ability to simplify complex technical information for non-technical audiences.

  • Self-Management: Must work independently with minimal supervision.

  • Own reliable transport is essential.

  • VoIP Technologies: ? SIP, RTP, Codecs, NAT traversal.

  • Softswitch Experience: PortaOne, Bicom, or similar platforms.

  • Troubleshooting Tools: Wireshark, SIP traces, syslog analysis.

  • Networking Fundamentals: TCP/IP, DNS, DHCP, Firewalls, VLANs, QoS.

  • Hardware Knowledge: Mikrotiks and Cisco Technologies.

  • SIP Advanced: Advanced Understanding of SIP Trunking (IP Auth and Digest).

  • Provider Experience: Working with upstream providers/telcos and tunnelling methods.

  • Basic Knowledge: SQL and Linux Experience.

View Job  Johannesburg: Procurement Specialist posted by MSP Staffing LTD

Benefits:

  • Competitive salary based on experience (salary can potentially be more based on experience/skills)

IF you meet the above requirements and want to make a career-changing move, apply today by emailing your CV to .za or .za .

How to Apply

Click the green “Go Apply” button below to apply directly online with the employer.

About Other IT/Computer Jobs in Gauteng

The IT and computer industry is one of the most dynamic and growing sectors in Gauteng, with a thriving job market that offers a wide range of opportunities for career advancement.

In terms of salary ranges, IT professionals in Gauteng can expect to earn anywhere from R800 000 per annum for junior positions to over R2 million for senior executives. The average salary for software engineers is around R1.5 million, while data analysts can earn between R900 000 and R1.2 million. With experience and skills, IT professionals in Gauteng can expect significant salary increases, with some roles offering bonuses and benefits that can increase their overall remuneration.

To succeed in the IT industry in Gauteng, candidates need to possess a range of key skills, including programming languages such as Java, Python, and C++, as well as experience with databases, cloud computing, and cybersecurity. Strong problem-solving skills, attention to detail, and excellent communication skills are also essential for success in this field. Additionally, knowledge of ITIL (Information Technology Infrastructure Library) and Agile methodologies can be highly valued by employers.

Several major companies and industries in Gauteng are currently hiring IT professionals, including technology firms such as Microsoft, IBM, and Oracle, as well as banks and financial institutions like Standard Bank and Nedbank. The finance industry is also a significant employer of IT staff, with roles ranging from software development to data analytics and cybersecurity.

View Job  Johannesburg: Key Accounts Manager - Spices - Meat / Food Manufacturing

Career growth opportunities are abundant in the IT industry in Gauteng, with many companies investing heavily in employee training and development programs. With experience and skills, IT professionals can move into senior leadership positions or start their own businesses, while also pursuing further education and certifications. The Johannesburg Stock Exchange (JSE) is also a significant employer of IT staff, with roles ranging from software development to data analytics and cybersecurity.

Overall, the IT industry in Gauteng offers a wide range of exciting career opportunities for job seekers with the right skills and experience. With salaries that are competitive with those offered by major companies globally, there has never been a better time to pursue a career in this dynamic and rapidly evolving field.


This information provides general career guidance. Actual salaries and requirements vary by employer.



GO APPLY NOW

Safe & secure application process

Advertisement


Advertisement



Get Similar Job Alerts
Enter your WhatsApp number (e.g., +27740908132)
You'll receive alerts for new jobs in Johannesburg, Gauteng


Job Seeker Tip

Keep track of all your job applications in a spreadsheet, including company names and application dates.

View Job  East London: Senior Sous Chef posted by Profile Personnel
How to Apply

Click “GO APPLY NOW” to visit the company’s application page.
Follow their instructions carefully.

JVR Jobs connects you with employers – we don’t process applications directly.

Latest Job Opportunities

Johannesburg: Electrical Designer posted by Hire Resolve

Jobs in Central Johannesburg March 29, 2026
Hire Resolve Other Clearing and Forwarding

An exciting opportunity has opened up for a skilled Electrical Designer to join a dynamic and growing engineering team based…

View Job

Cape Town: Sales and FIT Consultant posted by Hire Resolve

Jobs in Cape Peninsula March 29, 2026
Hire Resolve Other Clearing and Forwarding

Are you passionate about travel, adventure, and crafting unforgettable experiences across Africa? Join our client, a proudly African-owned tour operator...

View Job

Johannesburg: Google Ads PPC & Paid Media Specialist (Contract) posted by Hire Resolve

Jobs in Central Johannesburg March 29, 2026
advertising Hire Resolve Media Sales

A marketing consultancy and training company based in South Africa but operating worldwide is seeking a skilled Google Ads PPC…

View Job

Centurion: Customer Success Specialist posted by Hire Resolve

Jobs in Centurion March 29, 2026
Customer service Hire Resolve

An established company that offers advanced geospatial products and services is looking for a Customer Success Specialist to join their…

View Job

Cape Town: Procurement Manager – Solar Industry posted by Hire Resolve

Jobs in Cape Peninsula March 29, 2026
Hire Resolve Warehousing

A leading company in the renewable energy sector is looking for a skilled and experienced Procurement Manager with experience in…

View Job

Kempton Park: Workshop Foreman Coordinator posted by Hire Resolve

Jobs in East Rand March 29, 2026
Hire Resolve Other Clearing and Forwarding

An established food manufacturing group is seeking a highly motivated and detail-oriented Workshop Foreman Coordinator to join their maintenance and...

View Job

Browse Employers

View All

Job Alerts


Share this to someone who needs a job:
Posted in Jobs in Central Johannesburg, Jobs in Gauteng, Jobs in Johannesburg, Jobs in South Africa

More Jobs in Your Area