Embedded Software Engineer

Why Work at Rehlko

Our work is guided by our purpose: creating an energy-resilient world for a better future. This purpose embodies the legacy we bring, with more than 100 years as the global leader in energy resilience, delivering solutions critical to sustain and improve life.

Our teams have the opportunity to provide a critical resource – energy – that ensures safety, security, and independence for people around the world. Our team members are focused on pushing boundaries, continuing to innovate in an ever-changing landscape, and keeping up with the pace required to create solutions for today’s world demands.

Our product range includes engines, generators, power conversion, UPS systems, EV components and electrification solutions, microgrid controls and management, and clean energy solutions that serve a broad spectrum of OEM, residential, industrial, and commercial customers. At Rehlko, you have the freedom to identify, create, and deliver solutions – large and small – that help people and communities thrive in the moments that matter.

At Rehlko, our team members are the essential energy that powers our organization’s success. We are committed to fostering a safe and sustainable work environment where safety is everyone’s responsibility. We empower every team member to actively participate in our Zero Is Possible safety culture by encouraging open communication, proactively reporting hazards, following protocols, and suggesting improvements. Join us in creating an energy resilient world for a better future!

What We Offer

At Rehlko, our Total Rewards programs are designed to accelerate growth, energize performance, and support a culture of inclusion at every stage of life and work. We offer total rewards that are easily understood, recognize results, enable career mobility, and reflect our commitment to valuing diverse needs in a fast-moving world. We provide:

• Competitive compensation and benefits
• Work-life flexibility
• Recognition and rewards
• Development and career opportunities
• A safe and inclusive workplace

Why You Will Love this Job

We are seeking a highly motivated Embedded Software Engineer to join our engineering team focused on developing robust, efficient, and scalable software solutions for embedded controls systems. This role involves working closely with hardware engineers, software engineers, and product teams to deliver high-quality software for residential and power products.

This role follows a hybrid schedule, with 2–3 days per week onsite in Kohler, Wisconsin.

Specific Responsibilities:

• Design, develop, and maintain embedded software for microcontroller-based systems, including C and C++ for QNX, Keil RTX, ZephyrOS and similar operating systems.
• Collaborate with cross-functional teams to define software requirements and system architecture.
• Oversee unit testing, integration testing, and system validation to ensure software reliability and performance.
• Develop networking implementations and application code for wireless processors facilitating Wi-Fi, Bluetooth, ISM, and LTE communication.
• Lead code reviews and contribute to continuous improvement of development processes.
• Support hardware troubleshooting during product development and testing.
• Document software design, architecture, and implementation details.
• Use industry-standard software diagnostic tools like emulators, debuggers and oscilloscopes to debug and verify controller software at a unit level. This includes occasional development of custom diagnostic software for specialized features or functions
• Technically lead breaking down software scopes of work and developing project timelines and budgets
• Mentor less experienced team members in core embedded software development

Requirements:

• Bachelor of Science degree in Electrical and Computer Engineering or Computer Engineering Required, Master’s Degree is preferred
• 6+ years of work experience dependent on educational background
• Experience owning elements of developing embedded software using layered architectures and embedded operating systems
• Proficiency in C and C++ languages including syntax, generally accepted code structure, and object-oriented programming
• Hands-on experience with industry-standard communications protocols including RS-485 (Modbus), SAE J1939 CAN, Ethernet and USB
• Experience designing software for test including unit-testing, regression testing, board-bring up, and end of line production test.

Preference to those who have the following:

• Familiarity with CAN analysis tools like Vector CANalyzer, CANape and CANoe
• Familiarity with Keil debuggers and emulators for ARM based processors
• Familiarity with wireless certification requirements for WiFi, Bluetooth, and ISM and experience navigating the certification process.
• Familiarity with MATLAB/Simulink model-based code development and integration
• Strong communication skills across diverse audiences
• High level of motivation and ability to collaborate effectively in a team and independently to achieve results

Applicants must be authorized to work in the US without requiring sponsorship now or in the future.

The Salary range for this position is $98,900.00-$125,600.00.The specific Salary rate offered to a candidate may be influenced by a variety of factors including the candidate’s experience, their education, and the work location.

About Us

Rehlko proudly offers a rich history steeped in creativity and commitment to our associates and communities, along with competitive benefits and compensation. Our Purpose—Creating an energy resilient world for a better future—and Values: Curiosity, Trust, Pace, and Excellence, are important cultural components that shape the way we work and relate to one other. Learn more about Rehlko at http://www.rehlko.com/who-we-are .

In addition to the investment in your development, Rehlko offers a benefits package including a competitive salary, health, vision, dental, 401(k) with Rehlko matching, and more!?

Rehlko is an equal opportunity employer that prohibits discrimination and will make decisions regarding employment opportunities, including, but not limited to, hiring, job assignment, compensation, promotion, benefits, training, discipline, and termination, without regard to race, creed, color, ethnicity, religion, sex, pregnancy, childbirth, or related medical conditions, genetic information, age, national origin, citizenship, ancestry, caste, mental or physical disability, marital or familial status, sexual orientation, gender identity or expression, genetic information, political belief or affiliation, union membership status, military status, veteran status, or any other characteristic protected by national, state, local, or other applicable laws.

Americans with Disabilities Act (ADA)

It is the policy of Rehlko to comply with all applicable provisions of the Americans with Disabilities Act (ADA) and corresponding national, state, local, or other applicable laws. Rehlko will not discriminate against any qualified associate or applicant with respect to any terms, privileges, or conditions of employment because of a person's physical or mental disability. Rehlko will provide a reasonable accommodation to associates or applicants with disabilities, in accordance with applicable laws. If you have a disability and require an accommodation in the application process or during the course of employment, please contact EnergyJobs@rehlko.com. Rehlko is an equal opportunity/affirmative action employer.

Our Values

• Curiosity – Seek, learn, share
• Trust – Go farther together
• Pace – Focus to go faster
• Excellence – Find the win every day