Role overview
What you'll be stepping into
The successful candidate will plan, install, configure and maintain voice communication systems, Voice over Internet Protocol (VoIP) infrastructure, enterprise telephony and associated voice-data networks. The role aims to maintain 98% service availability for critical grid and corporate communication systems while complying with relevant technical standards, ICT policies and cybersecurity requirements.
Key Responsibilities
1. Voice Communication and Telephony Systems
Maintain telephony systems, PABXs, session border controllers (SBCs), voice recorders and network management systems.
Design, install, configure and maintain VoIP, SIP and radio communication systems.
Support voice communication networks for the National Control Centre, independent power producers and regional control centres.
Maintain call centre and grievance management software.
Configure user extensions, special telephony features and voice services.
Maintain accurate inventories of telephony equipment, users and associated devices.
2. Voice Infrastructure and Network Operations
Monitor and document voice system performance, public switched telephone network (PSTN) services and leased communication links.
Monitor the use of ISDN lines, SIP trunks, telemetering and other leased voice services.
Verify service bills and service-level agreements.
Investigate and report faults, channel failures and end-user issues in line with ICT service-level agreements.
3. Network and Cybersecurity
Implement Quality of Service (QoS) measures to prioritise real-time voice traffic over general data traffic.
Configure and troubleshoot security systems protecting voice gateways and VoIP infrastructure, including firewalls, routers, switches, access control lists and IPsec VPNs.
Conduct security patching, system hardening and vulnerability assessments on voice servers and related infrastructure.
4. Budgeting and Procurement
Participate in budgeting, activity planning and procurement planning.
Prepare technical specifications for voice and telephony equipment.
Evaluate bids and support contract management in accordance with Public Procurement and Disposal of Public Assets (PPDA) guidelines.
Qualifications and Experience
Applicants should meet the following requirements:
A bachelor’s degree in Telecommunications, Electrical Engineering or Electronic Engineering from a recognised university.
Practical proficiency in VoIP, SIP, PABX systems, SBCs, voice recorders and radio communication systems.
Strong TCP/IP network design and troubleshooting skills, including QoS configuration.
Knowledge of voice infrastructure security, access control lists, IPsec VPNs and encryption.
At least two years of experience in telephone network design, installation, configuration and maintenance.
At least one year of dedicated experience managing digital or VoIP telephony systems, voice networks, IP switching and routing.
Demonstrated experience maintaining voice and communication infrastructure in a corporate or utility environment.
Strong analytical and interpersonal skills, teamwork and integrity.
A valid National Driving Permit.
Resilience under pressure and flexibility to work extended hours when required.
How to Apply
Qualified candidates should submit their applications electronically through the link below, accompanied by:
An application letter.
Copies of academic testimonials.
A detailed CV indicating three referees and their full addresses.
Apply here: https://tinyurl.com/mr2ukahr
Female candidates who meet the requirements are encouraged to apply. UETCL is an equal opportunity employer, and only electronically submitted applications will be accepted.
Application Deadline
Wednesday, 21 October 2026, at 5:00 PM.
Interested candidates are encouraged to submit their applications before the deadline. Engineer (Telephony Systems)
How to apply