<h2>Overview</h2>About ERMCOElectric Research and Manufacturing Cooperative, Inc. (ERMCO) is the leading manufacturer of distribution transformers and engineered electrical solutions, serving electric utilities, Original Equipment Manufacturers (OEMs), and industrial customers across North America. Headquartered in Dyersburg, Tenn., ERMCO delivers reliable, high-quality products that power homes, businesses, and communities across North America. With a commitment to safety, operational excellence, and continuous improvement, ERMCO is at the forefront of supporting grid modernization and energy transition. Our vertically integrated operations, customer-focused culture, and investment in people and technology make ERMCO the Most Valued Partner for delivering resilient, sustainable power infrastructure for the future. About GridBridgeGridBridge is transforming power delivery for critical applications by combining advanced hardware with embedded software that enables distributed energy resources, enhances grid reliability, and improves efficiency. Founded in 2012, GridBridge has secured contracts with major customers and federal agencies including the NSF, DOE, and NASA. Now a wholly owned subsidiary of ERMCO, we operate with the agility of a startup and the backing of an industry leader. Job Summary:We are seeking a Software Engineer to drive the architecture, development, and integration of embedded software for our power electronics systems. This role is highly collaborative, working closely with hardware, DSP, and R&amp;D teams to deliver innovative solutions for grid-connected systems. We offer a fast-paced, entrepreneurial environment—ideal for someone who thrives in small teams and enjoys hands-on development across the full software stack.<h2>Responsibilities</h2><ul> <li>Contribute to the design, development, and maintenance of embedded software on Yocto-based Linux (iMX ARM platform).</li> <li>Design, development, and maintenance of bare metal embedded software on a STM32 microprocessor.</li> <li>Develop and support embedded C/C++ code for controller cards, including integration with peripherals (CAN, RS232, USB, SPI, I2C, A/D, D/A).</li> <li>Collaborate with hardware and DSP engineers throughout the product lifecycle.</li> <li>Implement and maintain coding standards, documentation, and version control practices.</li> <li>Design and integrate system-level software for control, UI, cloud connectivity, and communication protocols.</li> <li>Port and integrate protocol stacks (e.g., OpenDNP3) and interface with customer systems.</li> <li>Support system testing, manufacturing diagnostics, and deployment activities.</li> <li>Contribute to continuous improvement of development processes.</li></ul><h2>Qualifications</h2><ul> <li>5+ years of experience in embedded software development.</li> <li>Proficiency in C/C++ for embedded systems.</li> <li>Experience with embedded Linux (Yocto preferred) and shell scripting (e.g., JavaScript, Python).</li> <li>Experience with Docker Containers is a plus.</li> <li>Strong understanding of communication protocols (I2C, SPI, UART, CAN, Ethernet, LTE).</li> <li>Familiarity with debugging tools (e.g., JTAG, oscilloscopes) and version control (e.g., Git).</li> <li>Excellent documentation and communication skills.</li> <li>Ability to work independently in a startup-like environment.</li></ul>At GridBridge, you’ll be part of a mission-driven team reshaping how power is delivered. You’ll have the autonomy to innovate, the support of a strong parent company, and the opportunity to make a real impact in the energy space. Join ERMCO and TRANSFORM your career.

Pioneer Transformers, an ERMCO, Inc. company, designs and manufactures liquid-filled transformers for your unique application. Our experts leverage decades of electrical and mechanical engineering, resourceful design, and proven precision to customize high-quality solutions for your operation&rsquo;s ongoing success.

Software Engineer

<h2>Overview</h2>About ERMCOElectric Research and Manufacturing Cooperative, Inc. (ERMCO) is the leading manufacturer of distribution transformers and engineered electrical solutions, serving electric utilities, Original Equipment Manufacturers (OEMs), and industrial customers across North America. Headquartered in Dyersburg, Tenn., ERMCO delivers reliable, high-quality products that power homes, businesses, and communities across North America.&nbsp;With a commitment to safety, operational excellence, and continuous improvement, ERMCO is at the forefront of supporting grid modernization and energy transition. Our vertically integrated operations, customer-focused culture, and investment in people and technology make ERMCO the Most Valued Partner for delivering resilient, sustainable power infrastructure for the future.&nbsp;About GridBridgeGridBridge is transforming power delivery for critical applications by combining advanced hardware with embedded software that enables distributed energy resources, enhances grid reliability, and improves efficiency. Founded in 2012, GridBridge has secured contracts with major customers and federal agencies including the NSF, DOE, and NASA. Now a wholly owned subsidiary of ERMCO, we operate with the agility of a startup and the backing of an industry leader.&nbsp;Job Summary:We are seeking a Software Engineer&nbsp;to drive the architecture, development, and integration of embedded software for our power electronics systems. This role is highly collaborative, working closely with hardware, DSP, and R&amp;D teams to deliver innovative solutions for grid-connected systems.&nbsp;We offer a fast-paced, entrepreneurial environment—ideal for someone who thrives in small teams and enjoys hands-on development across the full software stack.<h2>Responsibilities</h2><ul> <li>Contribute to the design, development, and maintenance of embedded software on Yocto-based Linux (iMX ARM platform).</li> <li>Design, development, and maintenance of bare metal embedded software on a STM32 microprocessor.</li> <li>Develop and support embedded C/C++ code for controller cards, including integration with peripherals (CAN, RS232, USB, SPI, I2C, A/D, D/A).</li> <li>Collaborate with hardware and DSP engineers throughout the product lifecycle.</li> <li>Implement and maintain coding standards, documentation, and version control practices.</li> <li>Design and integrate system-level software for control, UI, cloud connectivity, and communication protocols.</li> <li>Port and integrate protocol stacks (e.g., OpenDNP3) and interface with customer systems.</li> <li>Support system testing, manufacturing diagnostics, and deployment activities.</li> <li>Contribute to continuous improvement of development processes.</li></ul><h2>Qualifications</h2><ul> <li>5+ years of experience in embedded software development.</li> <li>Proficiency in C/C++ for embedded systems.</li> <li>Experience with embedded Linux (Yocto preferred) and shell scripting (e.g., JavaScript, Python).</li> <li>Experience with Docker Containers is a plus.</li> <li>Strong understanding of communication protocols (I2C, SPI, UART, CAN, Ethernet, LTE).</li> <li>Familiarity with debugging tools (e.g., JTAG, oscilloscopes) and version control (e.g., Git).</li> <li>Excellent documentation and communication skills.</li> <li>Ability to work independently in a startup-like environment.</li></ul>At GridBridge, you’ll be part of a mission-driven team reshaping how power is delivered. You’ll have the autonomy to innovate, the support of a strong parent company, and the opportunity to make a real impact in the energy space.&nbsp;Join ERMCO and TRANSFORM your career.

Software Engineer

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Pioneer Transformers

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