Senior Firmware Engineer

Littelfuse is one of America’s Best Mid-Sized Companies (Forbes) and has been named one of the Best Places to Work in Illinois (Best Companies Group) for 11 consecutive years. With its global headquarters in Chicago, Illinois, USA, Littelfuse is a leading, global manufacturer of electronic components serving more than 100,000 end customers across industrial, transportation, and electronics end markets. We have more than 17,000 employees with operations in 15 countries. From semiconductors to sensors… switches to fuses and more… we produce billions of electronic components that help our customers empower a sustainable, connected, and safer world. In 2021, Littelfuse had net sales of $2.1 billion.

As a Senior Firmware Engineer, you will be responsible for the embedded firmware architecture, design, unit-level, and system testing of new solid-state components and systems. The candidate must be self-motivated and comfortable navigating uncertainties and customer-driven design requirements. The role requires an understanding of the protection legacy that Littelfuse has established and the ability to collaborate across the business to draw upon that strength. Join the team at Littelfuse that is developing new, self-contained smart components and systems that deliver protection and control functionality to electrical systems.

About the Job :

Develop and qualify embedded designs as part of a safety-critical component or system.

Establish and execute unit-level and system level tests and work with QA engineers to develop automated, robust test suites.

Establish a safety-critical software process that meets the requirements of UL 1988, IEC 60730, IEC 61508, and ISO 26262.

Develop DFMEA for safety-critical components and systems.

Engage with contract manufacturers or in-house manufacturing to implement design, prepare design documentation, and evaluate production processes to assure components meet performance, reliability and cost targets.

Support occasional travel as required to evaluate suppliers and support production ramp-up.

Develop and execute protection system components and system qualification and reliability test plans.

Provide regular project updates as part of the overall project planning and execution.

About you :

MS in Electrical Engineering, Computer Science or BS in Electrical Engineering, Computer Science with equivalent experience.

10+ years of hands-on experience designing embedded firmware for 32-bit / 64-bit ARM architectures, including experience with bare-metal and RTOS based developments (Free RTOS, Zephyr).

Experience with communication protocols (SPI, I2C, UART, Modbus, CAN, Ethernet).

Working knowledge of cryptography, algorithms and encryption for embedded devices.

Hands-on experience with hardware bring-up, debugging tools (JTAG, oscilloscopes, logic analyzers).

Experience developing firmware for safety-critical, applications, including the ability to support product compliance testing.

Demonstrate an entrepreneurial spirit, willingness to experiment and be able to manage ambiguity.

Littelfuse strives to empower associate growth and development in a culture of ongoing collaboration and respect for diverse global perspectives and expertise. Our Core Values – Respect, Customer Focus, Agility, Collaboration – support us in our mission to improve the safety, reliability, and performance of our customers’ products that use electrical energy.

We are an equal-opportunity employer that takes pride in giving every associate the means and courage to make a difference – everywhere, every day.

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