Senior Firmware Engineer

Join a fast-growing, award-winning company that’s shaking up the solar and power generation industries. At the forefront of solar + storage innovation, we’ve achieved 200% year-over-year growth for five consecutive years—while staying financially rock-solid with zero long-term debt and a portfolio of patented technologies.

While others in the industry navigate uncertainty and consolidation, we’re scaling fast and building toward an exciting future—including plans to go public in 2027. We move quickly, think creatively, and operate like a tight-knit startup—just one that’s growing into a major force.

If you’re looking to make a real impact at a company where ideas move fast and results matter, we’d love to meet you. Ask us why we’re thriving when others aren’t. Better yet—interview with us and see for yourself.

Job Description

Location: This position will be onsite at our corporate offices in Allen, Texas (Dallas-Fort Worth area).

Not a remote position.

Full-time W-2 ONSITE opportunity (not remote)!

Work Eligibility:

• Candidates must be legally authorized to work in the United States without requiring employer-sponsored visa sponsorship now or in the future.
• At this time, Sol-Ark is unable to consider candidates on F1-OPT, H1B or CPT status.

We are seeking an experienced Embedded Software Engineer with 10+ years of professional experience, specifically focused on developing software for embedded systems using microcontrollers. The ideal candidate will have a strong technical background, excellent problem-solving skills, and a proven track record of delivering high-quality software solutions.

Responsibilities

• Design and develop embedded software solutions for various microcontrollers, ensuring adherence to project specifications, timelines, and quality standards.
• Collaborate with cross-functional teams, including hardware engineers, firmware engineers, and system architects, to define software requirements and system interfaces.
• Participate in the full software development lifecycle, including requirements analysis, design, implementation, testing, and documentation.
• Develop efficient and optimized code for real-time embedded systems, leveraging microcontroller peripherals and features.
• Debug and troubleshoot software and hardware integration issues, utilizing appropriate tools and techniques.
• Conduct code reviews and provide constructive feedback to ensure software quality and maintainability.
• Stay up to date with industry trends and emerging technologies related to embedded systems and target microcontrollers.
• Mentor and provide guidance to junior software engineers, sharing your knowledge and experience.
• Collaborate with customers and internal stakeholders to gather requirements and provide technical support when needed.
• Maintain clear and concise documentation for software designs, development processes, and project deliverables.

Requirements

• Bachelor's or Master's degree in Computer Science, Electrical / Electronics Engineering, or a related field.
• Over 10 years of experience in embedded software development on microcontrollers.
• Strong programming skills in C/C++ and experience with software development tools (compilers, debuggers, IDEs, etc.).
• Solid understanding of real-time operating systems, embedded systems architectures, and software/hardware integration.
• Experience with low-level device drivers, peripheral interfaces, and communication protocols (UART, SPI, I2C, etc.).
• Proficiency in debugging and troubleshooting embedded systems using hardware and software debugging tools.
• Familiarity with software configuration management tools and version control systems.
• Ability to work independently, prioritize tasks, and meet project deadlines.
• Excellent communication skills and the ability to collaborate effectively with multidisciplinary teams.
• Strong analytical and problem-solving abilities, with a keen attention to detail.

Desired Qualifications:

• Experience with other microcontrollers and embedded platforms (ARM, PIC, AVR, etc.).
• Knowledge of power electronics and control algorithms.
• Familiarity with functional safety standards (ISO 26262) and safety-critical software development.
• Experience in developing software for real-time control applications.
• Knowledge of scripting languages (Python, Perl, etc.) for automation and testing purposes.
• Familiarity with software development methodologies, such as Agile or Scrum.

Benefits

Salary and Benefits: We offer a competitive salary and performance-based bonus program, top-tier benefits package, including medical, dental, and vision insurance, 401(k), and paid time off.