Senior Firmware Engineer

Job Description Job Description This role is located onsite in our Boulder design facility. About Emporia Emporia is an energy management technology company revolutionizing home energy by making energy efficiency accessible to all homeowners helping to save up to 50% on their utility bills. Our product lineup includes smart home energy monitors, smart plugs, EV chargers, home battery systems, and an integrative app that allows for seamless energy management. By reducing energy waste and saving customers money, we're helping create a healthier planet and a brighter future. For more information, visit emporiaenergy.com. Our Mission We help people use energy smarter, save money, and improve the world—guided by four pillars: Customer Satisfaction: We listen to our customers and build products that elevate their lives. Optimization: We refine processes to offer the highest-quality products at the best value. Innovation: We continuously evolve through technology, ingenuity, and common sense. Making the World Better: We develop home electrification solutions that solve real problems and improve lives. Role Overview Emporia's Firmware team is growing and would like to bring in a new member to help our team push through hardware/firmware integration of high-power electric vehicle charger technology. Responsibilities Conduct hands on development work with ESP32, MSP430, and STM32G4 embedded C code Drive firmware through industry certifications such as UL 1998 Design, implement and test charger features and safety critical algorithms Collaborate cross functionally with Hardware, Test and Cloud teams Required Qualifications and Skills Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering or related field 10 years of industry experience developing embedded C firmware code Previous work experience designing firmware systems for high power and UL certified safety critical applications Familiarity working with embedded systems lab equipment such as oscilloscopes, multimeters, digital logic probes, and power supplies Ability to collaborate with engineers from partner companies to generate and develop requirements and specifications and vet third party code libraries Experience working with high power electronics, and reading schematics Comfortable with Python scripting Solid understanding of Agile software design principles, including sprints, code reviews, source control Familiarity with CAN, Json, MQTT, Google Protocol Buffers Testing experience including comprehensive unit testing, integration testing, HIL Ability to design code from standards Experience as a firmware team lead and management skills Excellence in Collaboration with multiple internal teams CMMI and/or ASPICE process familiarity Tools and Processors Agile, Jira, Confluence, Bitbucket, Git, Jenkins, FreeRTOS, Quantum Leap QM, ESP32, STM32, MSP430 What We Offer Compensation: $140k-165k base plus stock options Career Growth: Be part of a fast-growing company at the forefront of home energy innovation. Benefits: medical/dental/vision insurance, 401(k), employee stock option program, paid holidays plus unlimited PTO, discounts on Emporia products and partner offerings. Emporia Energy is an equal opportunity employer. All applicants will be considered for employment without regard to race, color, ancestry, national origin, sex, gender, sexual orientation, marital status, religion, age, disability, gender identity, results of genetic testing, service in the military, or any other characteristic protected by applicable federal, state or local laws. We will make reasonable accommodations for any qualified applicant with a disability, provided that the individual is otherwise qualified to safely perform the essential functions of the job with or without accommodation and that the accommodation would not impose an undue hardship on the operation of our business. Please let us know if you believe you require reasonable accommodation, or if you would like assistance to complete an application or to participate in an interview at the company. A cover letter and resume are required to be considered for this position. New employees will be required to successfully complete a background check. Any communication to applicants relating to the Emporia Energy hiring process will only come from email addresses with the domains emporiaenergy.com or no- reply@us.greenhouse -mail.io . If in the course of the application or hiring process with Emporia Energy you are contacted through another domain, are requested to provide banking or other sensitive information, or you note any other suspicious activity, please contact cybersecurity@emporiaenergy.com .

Location: Boulder, Colorado, US

Posted Date: 9/15/2025