Embedded Engineer

Recruiter:

Network Recruitment

Job Ref:

NES023654/RS

Date posted:

Thursday, December 11, 2025

Location:

Pretoria, South Africa

SUMMARY:
We’re developing innovative IoT systems that integrate sensors, embedded firmware, and cloud connectivity — and we’re looking for a hands-on Engineer to bring our hardware to life.

POSITION INFO:
As our Embedded Systems & PCB Design Engineer, you’ll be responsible for designing custom electronics, programming firmware for microcontrollers, and integrating various sensors into reliable, production-ready IoT devices.

Key Responsibilities:

Design and develop firmware for embedded microcontrollers (e.g. EFM32 and ESP32)
Design, layout, and test PCB boards using tools such as KiCad, Altium, or Eagle
Integrate and calibrate sensors (temperature, pressure, flow, GPS, etc.)
Implement and test communication protocols (I2C, SPI, UART, and CAN)
Develop and optimize wireless connectivity (Wi-Fi, BLE, LoRa, NB-IoT, GSM, and LTE)
Collaborate with software/cloud teams for end-to-end IoT integration
Prototype, test, and debug using lab equipment (oscilloscope, logic analyzer, etc.)
Prepare production documentation and support hardware manufacturing partners
Fault finding and repair of PCB’s, electrical and electronic assemblies
Technical support for projects and support for new designs
Participate in project technical reviews
Provide mentorship and technical guidance to other members of the discipline
Provide input into skills development/training and contribute to discipline-specific training where applicable
Assist with the procurement, maintenance, training in the use of discipline specific tools
Implement and maintain version control processes for firmware development using Git repositories
Able to make adjustments on all existing firmware projects
Assist with and generate necessary engineering documentation related to the work being executed
Support the company's proposal/quotation generation process
Assist with budgeting for capital expenditure and expenses
Assist with creating BOMs for products and update when changes are implemented

Requirements:

3+ years' experience in embedded systems and PCB design
A minimum of an BEng in Electronic or Computer Engineering
Strong in C/C++ programming for embedded systems
Experience with sensor integration and analog/digital signal interfacing
Familiarity with IoT communication protocols (MQTT, CoAP, and REST)
Working knowledge of power management and low-power design
Experience with hardware bring-up, testing, and troubleshooting
Advantageous: Experience with OTA updates, device provisioning, or cloud IoT platforms (AWS IoT, Azure IoT, etc.)

Please send your CV to

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