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Systems Engineer III (Electronics)
Lewisville, TXMarch 25th, 2026
The Systems Engineer III (Electronics) is responsible for developing advanced controls for heat pump, electric, and gas water heaters. This position will focus on IoT and connected devices, developing green products, and energy transfer and storage to continuously improve our controls and customer experience. This is a key position on the electronic controls team within Rheem's Advanced Technology Integration organization, providing advanced technologies and systems solutions for Rheem's Water Heating and Air Conditioning business unit.This position will serve our Enterprise Division, located in Ft. Smith, AR, Lewisville, TX, or San Antonio, TX (Onsite).* Define / Develop advanced control architectures and requirements for heat pump, gas, electric and combi water, and space heaters.* Provide technical leadership in the controls space for the product development team.* Participate in developing system engineering processes and quality criteria.* Work collaboratively to develop and extend system architecture and design for electronic controller applications.* Develop design concepts or models, supervise prototyping, and conduct performance testing to determine feasibility of concepts.* Actively engage with software, hardware, test, and product development teams over the entire product life cycle to ensure that system engineering work products are planned, documented, and completed.* Define / Perform verification and validation activities to support product development and launch.* Support manufacturing engineering and suppliers by participating in product test procedure and control documentation development.* Work closely with customer service team to support product and controller training.* Bachelor's degree in Engineering (Systems, Electrical, Computer, or Mechanical discipline)* 5+ years of experience in the development of embedded microprocessor-based controls.* An innovative solution-first spirit and an ability to think creatively.* High technical aptitude* Able to work with cross-functional teams (e.g., product managers, engineers, business teams) and external subject matter experts* Experience architecting and developing electronic controls for Water Heating and / or HVAC equipment* Experience with System Requirements Documentation, Requirements Traceability, and Test Case development and execution.* Experience with Functional Safety (e.g., IEC 61508, ISO26262) or Agency Certification Requirements (e.g., UL 60730, UL 174, etc.)* Experience with product and component level FMEAs* Experience with real time embedded systems over the entire product lifecycle.* Knowledge of one or more of: WiFi, Bluetooth, cellular communication, Ethernet, IoT* Passionate about building and owning innovative, customer facing services/products.* Great presentation and communication skills* Proficient computer skills and in-depth knowledge of relevant software such as MS Office Suite.Preferred Qualifications:* Master's degree in Engineering or related field.* HVAC / Water Heating industry experience preferred.* Gas Appliance Experience* Electronics Design and/or Manufacturing Experience* Embedded Firmware or Software Experience* Quality / Reliability Experience* Automated Test Development Experience#LI-Onsite#LI-AT1#DICEAt Rheem, we engineer products for life. For home life. For work life. For the life of the planet we all share. Backed by over 100 years of expertise, we're passionate about product innovation and boldly committed to sustainability. Our full line of global air and water solutions deliver reliable performance, comfort and energy savings for residential and commercial applications worldwide. From engineers to accountants, sales professionals to support experts, Rheem depends on people to power our innovations. Join Rheem and help shape the future of products that impact lives-every day.Our Behavior Based Values set us apart:Listening to Understand - Open mind, learning from others, accepting feedback, embracing the objectiveContributing Respectfully - Sharing opinions, valuing ideas, sharing opposing perspectives with respectThinking Creatively - Applying creativity, seeking improvements, understanding from the customers' lensActing with Responsibility - Owning decisions and actions, acting with integrity, embracing accountabilityRheem is an Equal Opportunity Employer. Rheem encourages all qualified candidates to apply, including those of any race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The job description above has been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications required of employees assigned to this job. Equivalent combination of education, experience, and skills may supplement above minimum job requirements.For U.S. Based jobs, please note that Rheem is unable to hire candidates to be employed in the following states: Alaska, District of Columbia, Hawaii, Idaho, Mississippi, Montana, New Mexico, North Dakota, or Vermont.Rheem and its subsidiaries do not accept unsolicited resumes from recruiters or employment agencies. In the absence of an executed Recruitment Services Agreement, there will be no obligation to any referral compensation or recruiter fee.
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