Firmware Engineer

About the role

SPX Technologies, part of the Detection and Measurement business (Aids to Navigation, including Flash, Sabik Marine and Sealite), is looking for a Firmware Engineer in Porvoo. The role covers firmware development for embedded systems, working closely with systems engineers, test engineers, project managers and electrical engineers.

Key responsibilities

• Design, code, document, test and maintain firmware for embedded systems based on ARM Cortex M0 and M4 and Renesas H8 processors
• Research, design, write, document and test new software programs, and develop existing systems by analysing them and finding areas for modification
• Maintain systems by monitoring, identifying and correcting software defects
• Create technical specifications and test plans, and write software design documentation
• Follow structured software development lifecycles and advise the Systems Engineer and Engineering Manager on design or other issues
• Investigate new technologies and consult clients and colleagues on software maintenance and performance
• Keep technical knowledge up to date through courses, manuals and new applications, and take part in process reviews

Required profile

• MSc (Tech), BSc (Tech) or equivalent in automation, electrical, computer, telecommunications, communications, electronics or a related field
• 5+ years of experience developing embedded systems
• Fluent written and spoken English
• Ability to use laboratory equipment for firmware testing

Required skills

• C programming, typically in Windows-based development environments
• Bare-metal C and RTOS
• Wireless interfaces (BLE, LTE-M, NB-IoT, LoRaWAN), mixed-signal electronics, serial protocols (UART, I2C, SPI)
• GNSS and satellite communication modules (GlobalStar, Iridium)
• Familiarity with other languages, Atlassian tools and Git is desirable; knowledge of EMC, environmental and safety standards is an advantage

What we offer

• Competitive, performance-based compensation and bonus plans
• Educational assistance, leadership development and recognition programmes
• An inclusive workplace with a focus on employee well-being