Technical Support & Installation Technician

• Matric (Grade 12).
• IT or electronics qualification such as CompTIA A+ / Network+, N+ or a relevant National Diploma.
• At least 2 years in IT support, field service or systems installation.
• Valid South African driver's licence (Code B / EB) and willingness to travel to client sites.
• Experience with weighbridges, industrial scales, access control or security systems (advantageous).
• CCNA or equivalent networking certification (advantageous).
• Exposure to industrial automation, PLCs or telemetry (advantageous).
• Experience in mining, agriculture, waste management or logistics environments (advantageous).

• Windows 10/11 and Windows Server install, users, services, Event Viewer, firewall.
• Group Policy, Active Directory basics (advantageous).
• TCP/IP, subnetting, static IP / DHCP, DNS, port testing, basic router configuration.
• VLANs, VPN setup, Teltonika RutOS, Wi-Fi bridges (advantageous).
• RS-232 / RS-485 wiring, COM port settings, USB-serial adapters.
• Experience with common weight indicator brands and protocols (advantageous).
• Relay principles (NO / NC, coil voltages), multimeter use.
• Modbus TCP / RTU, PLC basics (advantageous).
• Install SQL Server / PostgreSQL, backup and restore.
• Basic SQL queries for troubleshooting (advantageous).
• IIS sites and app pools, Windows services.
• .NET hosting, log configuration (advantageous).
• Driver install, network printing, thermal printer setup.
• Printer command languages (ESC/POS) (advantageous).
• TeamViewer (attended and unattended), remote troubleshooting discipline.
• RDP, AnyDesk (advantageous).
• Understanding of sensors, gateways and SIM / APN connectivity.
• MQTT, IoT platforms (advantageous).

• Respond to support calls and tickets within SLA timeframes; diagnose and resolve faults remotely where possible.
• Verify communication between the weight indicator and the W8 software (serial RS-232/RS-485, USB-serial, serial-to-Ethernet converters, TCP/IP indicators).
• Check weight readings, stability and zeroing against the indicator display; identify whether a fault is software, communication or scale hardware.
• Liaise with the client's scale / calibration service provider for load cell and calibration issues (calibration itself is not performed by company).
• Check database health, backups and disk space on the weighbridge server; restore configuration where needed.
• Apply software updates and patches according to the release process.
• Install, configure and maintain bin level / weight sensors, gateways and telemetry devices.
• Verify sensor data is reaching the platform (MQTT / HTTP), check signal strength, SIM / APN and power supply.
• Set up and test alert thresholds and notifications (W8Alert).
• Investigate missing, stale or abnormal readings and replace or re-commission faulty devices.
• Conduct pre-installation site surveys (network, power, cabling, PC specifications, indicator model, printer, boom / traffic light requirements).
• Install and configure server and client components: Windows prerequisites, .NET runtime, IIS, database server (SQL Server / PostgreSQL) and W8 applications.
• Activate licences, configure stations, and connect indicators, cameras, relays and printers.
• Perform end-to-end test weighings (in / out, tickets printed, data saved, reports produced).
• Train operators and site supervisors on day-to-day use.
• Complete the Site Installation Checklist (Appendix A) and obtain client sign-off.
• Perform remote installations over TeamViewer where the client has local hands available for physical connections.
• Configure and test relay / I/O boards controlling boom gates, traffic lights, sirens and barriers (W8Switch / W8Link).
• Set up network relay modules and Modbus TCP devices, including Teltonika routers with digital I/O.
• Verify relay wiring logic (NO / NC, pulse vs latched, timing) and test each output against the expected site sequence.
• Read and interpret basic wiring diagrams; mains-voltage wiring must be done by a qualified electrician.
• Install and configure ticket / docket printers: thermal receipt printers, dot-matrix and A4 network or USB printers.
• Install the correct drivers, set paper size, margins and default printer per station.
• Configure and test docket layouts (W8Form) and confirm tickets print correctly on first and copy pages.
• Resolve print spooler, driver and network printing (port 9100) issues.
• Configure W8 system settings: sites, stations, products, customers, hauliers, vehicles, tariffs and users / roles.
• Set up ANPR cameras (W8Scan) and camera snapshots on weighings.
• Configure integrations and data exports (W8Link / API) in conjunction with development.
• Record every site's configuration in the site file so any team member can support it.
• Log every call, session and site visit in the support system with the fault, cause and resolution.
• Escalate software defects to development with clear reproduction steps, logs and screenshots.
• Keep site files, network maps, installation checklists and remote access details up to date.
• Contribute to a shared knowledge base of known faults and fixes.

Please note that only shortlisted candidates will be contacted. Should you not receive feedback within 48 hours, please accept your application as unsuccessful.

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