Firmware Engineer III

Scottsdale, AZ - USA
Engineering – Software /
Full Time /
At UEI you will be part of a world class team that is working to innovate and revolutionize the meaning of ‘wireless control’. Whether it’s via chips, software licenses or turnkey products, we are continuing to reinvent how consumers interact with devices and services in their home.
 Each day we make the connected home smarter, easier to connect and use, and more sustainable. We delight our Fortune 100 customers such as Comcast, Apple, Samsung, Google, Vivint and Daikin with ground breaking wireless technology solutions such as advanced, voice-enabled remote controls, cloud control solutions, extreme low power Bluetooth silicon with energy harvesting capabilities, smart thermostats and sensors and many other IoT solutions.

The Firmware Engineer III designs, develops, and modifies firmware and similar embedded software, including designing, encoding, testing, and debugging. Works with collaborative engineering teams to integrate technology into working solutions for Sensors, IR/RF remote controls, and HVAC controls/Thermostats using both analog and digital hardware.


    • Conduct R&D on new high-tech devices/products – INNOVATE!
    • Work as a member of the Agile cross-functional development team; release and iteration planning; development of user stories, unit test and feature implementation.
    • Participate in dialog with other developers in discussing current and proposed architecture(s), defects, enhancements, and other issues.
    • Collect input from stakeholders, build architecture requirements and specification and develop them into production quality code.
    • Track software development issues and work with the team to determine resolutions for these problems.
    • Share knowledge with more junior team members via a formal mentoring relationship, reviewing code, reviewing design docs, or giving technical talks.
    • Architect, design, develop and validate embedded firmware on various micro controllers.
    • Create Software Design Specifications from the requirement specification.
    • Identification and implementation of engineering projects to reduce costs, improve production yields /efficiencies, while ensuring world-class quality.
    • Support ongoing production, partner with multiple departments within the company to help develop new processes and help transfer products and processes to other locations.
    • Collaborate with cross functional teams to resolve product issues in different phases.
    • Ability to multitask and handle multiple projects at various phases.
    • Perform other duties and responsibilities as assigned.


    • 7+ years of embedded real-time firmware development (requirements analysis, design, testing documentation) using C and/or other middle to high-level languages.
    • 3+ year experience in system design and architecture
    • Multiple years of extensive experience with all phases of embedded firmware development in platform independent environments
    • Strong knowledge or hands on experience in various RF technologies and profiles such as Bluetooth classic, BLE, Zigbee, RF4CE, Wi-Fi, Z-Wave
    • Experience with various communication protocols such as SPI, I2C, UART, I2S, etc.
    • Experience with typical embedded control peripherals (i.e., RAM, Flash, UART, PWM, A/D, CAN, I2C, I2S, and SPI)
    • Hands on experience with various MCU cores (16 to 32-bits, common ARM Cortex) and peripherals
    • Scripting languages and for test automation (Perl, Python or similar) big plus
    • Debug skills with tools such as JTAG/serial debugger, protocol analyzer and oscilloscopes
    • Experience in consumer electronics product development, especially IR/RF remote control, HVAC controls, Thermostats and Sensors a Plus
    • Experience developing on a bare metal and using an RTOS. FreeRTOS is a plus.
    • Experience using debuggers, logic analyzers and oscilloscopes.
    • Experience designing device drivers for peripherals like external memories and sensors.
    • Software development methodologies and quality control processes
    • Familiarity with embedded firmware development tools, including the capability to debug, step through code and perform traces if needed.
    • Demonstrated skills in the firmware development process (version control, use case, requirements, design, coding, and unit test)
    • Proven ability to develop embedded firmware that optimizes run-time performance, memory requirements, and code re-use.
    • Experience with writing and executing firmware test specifications.
    • Experience with power-management
    • Proven ability to analyze and solve complex problems which involve both firmware and hardware.
    • Quick-learning self-starter who works well with a dynamic team.
    • Energy and passion for the industry & products
    • Excellent verbal and written communication skills
    • Capable of working on multiple projects in a deadline driven environment


    • Bachelor's degree in Computer Science or related field
Universal Electronics Inc. (NASDAQ: UEIC) is the worldwide leader in universal control and sensing technologies for the smart home. Its broad portfolio of patents includes QuickSet® software that utilizes the world’s most complete knowledge graph to detect and interact with thousands of entertainment and smart home devices. The company designs, develops, and manufactures innovative products that are used by the world’s leading brands in the audio, video, subscription broadcasting, connected home, home energy management, and mobile device markets. UEI’s many first-to-market innovations have helped transform the home entertainment control, home security, and home energy management and sensing industries.

Universal Electronics Inc. is an equal employment opportunity employer. We are proud of our diverse workforce and we believe having diverse teams that everyone brings their whole self to work everyday is key to all of our success. We welcome all people of different experiences, backgrounds, perspectives and abilities.