Embedded Firmware Engineer – Telematics

ABAX Finland Oy

Larvik

On-site

NOK 650,000 - 850,000

Full time

14 days+

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Job summary

ABAX in Larvik, Norway is seeking a skilled Firmware Engineer to join our cross-functional team focused on telematics and embedded systems. You will deliver firmware in C for ARM Cortex-M microcontrollers, work with interfaces like UART, SPI, I2C, CAN, and contribute to secure boot and OTA updates.

This role provides a collaborative, agile environment with opportunities to grow within distributed teams in Norway and Sweden.

Qualifications

Proficiency in C for embedded systems.
Experience with RTOS-based and bare-metal firmware development.
Strong knowledge of microcontroller architectures, preferably ARM Cortex-M.
Solid understanding of hardware interfaces: UART, SPI, I2C, CAN, ADC/DAC, GPIO.
Knowledge of low-power design and energy-efficient firmware techniques.
Proficient in using embedded debugging tools and test equipment.
Experience with Git and CI/CD pipelines for firmware development.
Awareness of embedded security best practices (e.g., secure boot, encryption).
Experience with AI-assisted development tools in firmware workflows.

Responsibilities

Firmware Delivery — Develop and maintain embedded firmware in C for telematics hardware platforms. Optimize code for performance, memory usage, and power efficiency.
Platform & Interfaces — Work with traditional hardware interfaces such as I2C, UART, and SPI. Integrate with on-chip and external interfaces including CAN, OBD-II, GNSS, cellular modems, and BLE.
Security & Updates — Implement and maintain secure bootloaders and OTA (over-the-air) update mechanisms. Develop robust firmware upgrade solutions.
Debugging & Validation — Debug and troubleshoot embedded systems using tools like oscilloscopes, logic analyzers, and software debuggers. Collaborate closely with hardware engineers on board bring-up and validation.