Digi International (Digi) is a leading global provider of mission-critical and business-critical machine-to-machine (M2M) and Internet of Things (IoT) connectivity products and services. We help our customers create next-generation connected products, deploy and manage critical communications infrastructures in demanding environments. Our embedded modules and off-the-shelf routers, gateways and network products are designed for relentless reliability and deliver unquestioned performance and security. Our cloud-based software and professional services help customers put their connected products and assets to work across a broad range of mission-critical industry applications. Founded in 1985, we have helped our customers connect over 100 million things-and growing. Principal Software Engineer Digi Wireless Design Services' Principal Software Engineers have deep experience with embedded firmware and software for a variety of microprocessors, microcontrollers, and applications of every kind. We have particular expertise in many aspects of wireless communication, low-power design, high-reliability systems and IOT platforms as well as, embedded Linux and Android. What You Will Do * Lead and mentor software engineering teams, guiding design and implementation of embedded firmware and software systems. * Organize, contribute to and implement software/firmware systems by following specifications provided by internal and external customers. * Enable successful completion of OEM BU design-services engagements through deep expertise in embedded software (Linux, Android, C/C++, Python), ensuring timely delivery of reliable products. * Serve as a primary technical contact for strategic customer engagements, including direct customer communication and on-site collaboration as needed. * Provide and implement technical solutions, applying ingenuity and innovation to solve complex problems. * Coordinate and work collaboratively with other Digi software development teams and customer teams to integrate systems and validate requirements. * Maintain tracking and documentation of project progress and source code; participate in configuration management and version control processes. * Participate in training and development programs to maintain and enhance job-related skills. * Evaluate and improve software design processes, tools and workflows to drive quality and efficiency. Who You Are and What You Bring * Bachelor's degree in Computer Engineering, Electrical Engineering, Computer Science or related field. * 8 + years of hands-on software engineering experience, preferably in a services environment. * Proven expertise programming in C for real-time embedded systems or Linux/FreeRTOS platforms. * Deep knowledge of microcontroller peripherals and interfaces (UART, I²C, SPI, ADC, PWM, Timers, etc.). * Skilled in embedded software coding, debugging and troubleshooting-close to the chip level. * Proficient with test and debug equipment: oscilloscopes, logic analyzers, multimeters, spectrum analyzers. * Excellent problem-solving skills and ability to thrive in a deadline-driven, fast-paced environment. * Strong communication and interpersonal skills, with experience interacting directly with customers and senior personnel. * Desired: Yocto build system, embedded Linux/Android driver development, RF communication protocols (802.15.4, ZigBee, Bluetooth, Cellular, Wi-Fi), and experience customizing routers and gateways. Digi International offers a distinctive Total Rewards package including a short-term incentive program (eligible for quarterly payment), new hire stock award, paid parental leave, open (uncapped) PTO, and hybrid work environment in addition to our competitive medical, health & wellbeing and compensation offerings. The anticipated base pay range for this position is $108,000 - $169,000. Pay ranges are determined by role, job level and primary job location. The range displayed reflects the reasonable range we anticipate paying for this position and reflects the cost of labor within several U.S. geographic markets. The specific salary offered within the range will depend on various factors including, but not limited to the candidate's relevant and prior experience, education, skills, and primary work location. It is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the facts and circumstances of each position. Pay ranges are typically reviewed and updated annually. At Digi, we embrace diversity and inclusion among our teammates. It is critical to our success as a global company, and we seek to recruit, develop and retain the most talented people from a diverse candidate pool. We are committed to providing an environment of respect where equal employment opportunities are available to all applicants and teammates. * Please note that we are unable to provide visa sponsorship for this position. This includes, but is not limited to, work visas, employment-based visas, or residency sponsorship. Candidates must have valid work authorization in the United States at the time of application. Visa applications of any kind will not be considered.