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Real-Time Firmware Engineer



This job is no longer accepting applications

See open jobs at ConnectDER.
Philadelphia, PA, USA
Posted on Saturday, February 10, 2024

ConnectDER (www.ConnectDER.com) represents the next generation in US-based grid technology product development. Our flagship product, the Smart ConnectDER, is a plug-and-play interface for rapidly connecting residential solar photovoltaic systems and EV chargers to the grid and managing them using embedded telemetry and communications.

We’re a 50+ employee, venture-backed company with a planned rapid growth trajectory and a robust product development schedule. We’re looking to connect with talented individuals who are ready to deliver innovative, quality service that drives our mission to empower utilities and their customers with tools that radically enhance the value of clean grid edge resources.

At ConnectDER we know that a diverse, equal, and inclusive workplace is a key to our success. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, family status, marital status, sexual orientation, national origin, genetics, neuro-diversity, disability, age, or veteran status, or any other non-merit based or legally protected grounds.

Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

All full-time employees receive access to comprehensive benefits including:

  • Health insurance plan - we cover 75% for employees, spouses, and children.

  • Flexible paid time off – take the time off that you need.

  • 401K with company match – we want to help you meet your future financial goals.

  • Equity stock options - your opportunity to share in the success of the company.

Job Description


Reporting to the Director of Electrical Engineering, the Real-Time Firmware Engineer combines superb technical, research, and analytical capabilities, with a demonstrated ability to get the right things done quickly and effectively. We’re looking for a personable candidate who uses their expertise in Real-Time Firmware development to innovate and solve complex problems. This person must be zealous about technical excellence, and comfortable working with a small, collaborative team of engineers who are passionate about using technology to make clean energy more accessible.

**This is a hybrid role which requires 2-3 days a week in our Philadelphia, PA office, we will greatly consider candidates in the Greater Philadelphia role**

Core Functions/Duties

  • Provide technical excellence in designing, implementing, and testing Real-Time Firmware for Functional Safety, Communications and Control in micro-controller-based Meter Socket Adapter products.
  • Ensure designs meet or exceed requirements, including those of governing agencies (e.g. IEC, UL) for Functional Safety.
  • Collaborate with the full engineering team (software developers, other firmware engineers, and hardware engineers) to develop and grow our evolving product line.
  • Create Real-Time Firmware functional specifications and requirements documentation for new products.
  • Develop unit and integration test methods to ensure systems meets requirements.
  • Participate in product deployment and provide support in resolving customer technical support issues.
  • Define, revise, and follow Real-Time Firmware design processes for high reliability firmware, including source control, build management, coding standards, etc.
  • Participate in the development of project plans, including cost estimates and schedules for Real-Time Firmware development tasks.
  • Participate in technical reviews, including evaluating code and other deliverables produced by the team.

Compensation range for this role begins at $125,000 + bonus + equity

Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.



PASSION – you thrive on creativity and invention and you understand how your work can impact the greater good.

ACCOUNTABILITY – people can count on you to do what you say, to take ownership of your performance, and to work hard to accomplish your goals.

INTEGRITY – you act with sound judgment, honesty, dependability, and consistency.

INCLUSION – you create an environment which fosters authenticity, diversity, innovation, collaboration, and respect.

ENTREPRENEURIAL – you enjoy working in a continuously evolving environment where everyone’s contribution is valued and essential.

MISSION-DRIVEN – you’re excited about renewable energy and you have a passion for clean technology.



Bachelor of Science (or Equivalent)

Required Experience

  • 7+ years experience as a Real-Time Firmware engineer designing, implementing, and testing embedded software/firmware for microcontrollers-based products.
  • Professional experience developing software applications in C/C++.
  • Experience using RTOS to create software/firmware for multi-threaded, timing critical applications.
  • Proficient with debugging/troubleshooting techniques, including JTAG Debuggers, trace analyzers, and use of electronics lab equipment such as Multimeters, Oscilloscopes, Logic analyzers, and Signal/Function Generators
  • Professional experience using Source Control Management systems (e.g. Git)
  • Understanding of static source code analysis tools/methods
  • Experience in developing design documentation (requirements, flowcharts, data flow diagrams, state transition diagrams, etc.)

Preferred Experience

  • Experience designing, implementing, testing, embedded software/firmware for functional safety applications, including electrical control systems, automotive, or medical.
    • Experience with Electric Meter, Meter Sockets and Adapters, Circuit Breakers or AC power management applications is a plus.
  • Experience operating in a regulated industry, including designing for and complying with standards, and creating documentation for review by certifying bodies.
    • Experience with IEC 60730, IEC 61508, ISO 26262, or other functional safety standards is a plus.
  • Experience with ARM-based processors. Cortex-R is a plus
  • Experience with TI microcontrollers.
  • Experience defining and implementing serial communication interfaces. Knowledge of CANbus or Modbus are a plus.
  • Experience with Digital Signal Processing
  • Experience with remote communication, including RF, Wifi, Cellular, Bluetooth, etc.

Key Competencies

  • The candidate must be a strong communicator and listener, able to share their knowledge and expertise, as well as learn from and include the inputs of others.
  • Must be able to synthesize complex ideas, such as standards, specifications, and other technical documents.
  • Attention to details.
  • Strong critical thinking and problem-solving skills.
  • Work equally well independently and at the direction of others.
  • Curious
  • Process oriented and committed to continuous improvement.

Work Environment/Physical Demands: Must have the ability to work on a computer for extended periods of time with or without accommodation.

US Salary Range
$125,000$135,000 USD

To apply, please submit your resume. Applications without a resume will not be considered.

Don’t meet all the requirements listed above? Research shows that members of historically underrepresented groups don’t typically apply for jobs unless they meet 100% of the requirements. We are dedicated to building a diverse workforce and if this job interests you, we encourage you to apply even if you don’t meet every bullet point.

ConnectDER is committed to developing a barrier-free recruitment process and work environment. If you require any accommodation during the application and interview process, please email us at careers @ connectder.com (no spaces) and we’ll work with you to meet your accessibility needs.

All your information will be kept confidential according to EEO guidelines.

This job is no longer accepting applications

See open jobs at ConnectDER.