Controls engineer
EPC Power Corp.
Company Overview
EPC Power Corp.
Poway, CA, United States
2010
Approximately 250 employees and estimated annual revenue between $9.5 million and $63.3 million as of recent data (source: zoominfo.com, rocketreach.co, growjo.com).
What They Do
EPC Power Corp. specializes in the manufacturing of high-power density inverters and power conversion systems, focusing on applications in utility-scale solar, energy storage, microgrids, and industrial sectors. Their core technology includes inverters that cater to a wide range of power needs, from approximately 100 kW to multi-MW capacities, with a notable emphasis on systems that can handle up to 200 MW (source: zoominfo.com, rocketreach.co). The company has developed key products such as the CAB1000 utility-grade inverter, which has reached a production milestone of 3,000 units as of February 2024, showcasing their commitment to high efficiency and modular design (source: epcpower.com). Their target markets include multinational corporations involved in renewable energy projects, with a strong focus on U.S.-made manufacturing and innovative solutions that enhance grid interactivity and reliability (source: epcpower.com).
Projects & Track Record
EPC Power Corp. has successfully deployed nearly 6,000 MW of power worldwide, with over 4,000 MW installed in the U.S. alone, primarily focusing on large-scale renewable energy projects. Their notable achievements include the completion of the CAB1000 inverter, which has contributed to a cumulative capacity of approximately 3 GW (source: epcpower.com, growjo.com). The company has also partnered with EVLO Energy Storage to integrate their inverters into advanced energy storage systems, showcasing their commitment to innovation in the renewable sector (source: zoominfo.com). While specific project names and capacities are not detailed, their geographic presence spans multiple U.S. locations and includes a growing international client base, indicating a robust operational footprint in the renewable energy landscape (source: epcpower.com).
Recent Developments
In recent years, EPC Power has undergone significant leadership changes, appointing Jim Fusaro as CEO in April 2024, who brings extensive experience from his previous role at Array Technologies (source: zoominfo.com, epcpower.com). The company celebrated the production of its 3,000th CAB1000 inverter in February 2024, marking a key milestone in their manufacturing capabilities (source: zoominfo.com). Additionally, the M System received accolades as the 2025 Top Product and Best in Show for Large-Scale Solar, highlighting their innovative approach to energy solutions (source: epcpower.com). The company is actively pursuing partnerships and projects in the AI infrastructure space, indicating a strategic expansion into new technology sectors (source: epcpower.com).
Working There
EPC Power offers a diverse range of roles across various departments, including engineering, operations, sales, finance, and human resources. The company is particularly focused on hiring talent in power electronics, R&D, and manufacturing, with a leadership team that includes experienced professionals from the energy sector (source: growjo.com, epcpower.com). Their headquarters in Poway, California, serves as the primary location for hiring, with additional operations in other U.S. locations. The company promotes a collaborative and innovative culture, emphasizing sustainability and team-driven growth, although specific employee benefits are not detailed in the available sources (source: epcpower.com).
Last updated on Jun 30, 2026 | Report an issue
Job Description
Interested in developing power conversion systems used in modern energy infrastructure? EPC Power is now looking for a Controls Engineer to join its growing team in Helsinki!
Key responsibilities
As a Controls Engineer at EPC Power, you will work with embedded software and control system development for applications such as battery energy storage and grid stabilization. The role combines software development, simulations, testing, and practical engineering work in a modern power electronics environment. You will join EPC Powers application controls team and collaborate closely with simulation engineers as well as global software and hardware teams.
Your daily work includes developing new functionalities for converter systems, solving software issues, and validating changes through simulations and testing. You will also participate in unit and integration testing, hardware-in-the-loop simulations, and technical documentation as part of the agile development process.
What makes you a great fit?
We hope you already have some relevant engineering experience, but we are also open to more seasoned professionals interested in the role and technology domain. Ideally, you have an electrical engineering background, experience from embedded software or control system development tasks, and familiarity with C and C++.
In this role, you will succeed with a proactive and hands-on mindset and enjoy working in a dynamic development environment. We also hope you enjoy collaborative teamwork while independently taking ownership of your tasks and are motivated to continuously develop your expertise in power electronics and embedded systems together with highly skilled colleagues.
We hope you have:
- Relevant educational background in electrical engineering, controls engineering, or power electronics
- A few years of relevant engineering experience
- Understanding of power electronics, embedded systems, or converter technologies
- Experience with C and C++ programming
- Familiarity with Git and GitHub or other version control tools
- Understanding of software testing practices, such as unit or integration testing
- Full working proficiency in English
We consider as an asset:
- Experience with Python scripting
- Familiarity with Linux-based development environments
- Exposure to Rust programming language
- Knowledge of simulation tools such as PSCAD, PSSE, or PowerFactory
EPC Power offers you:
- An opportunity to work with modern power conversion technology used in large-scale energy storage and other demanding energy applications
- A chance to develop your expertise in power electronics and embedded systems as part of a skilled and supportive engineering team
- A flexible and low-hierarchy working culture where you can influence your ways of working
- Good benefits, such as lunch, phone, wellbeing, culture and sports benefits
Practicalities:
In this full-time and permanent position, you will be employed directly by EPC Power. Start time in the role is in September 2026. The office is located in Helsinki, and the work happens according to the hybrid model, both on-site and remotely. We are open to candidates from a variety of backgrounds and welcome both early-career professionals and more experienced experts in the process. Therefore, we are also open to discussing the compensation for the role based on the selected candidates skills and experience. The salary for the position ranges from approximately 4500-7000€/month depending on your experience, and will be negotiated individually.
Does this sound like the next step in your career?
Please submit your CV and motivation letter in PDF-format by the latest 2nd of June via our application system here: https://emp.jobylon.com/applications/jobs/361193/create
Remember to use the application system, we do not accept applications by email. We want to ensure that all applicants can participate in the process equally, and we will take individual accessibility needs into account where necessary. You can familiarize yourself with EPC Power here: https://www.epcpower.com. For more information about the recruitment process, contact aTalents Recruitment Consultant Säde Juntunen (+358 449012283, sade.juntunen(at)atalent.fi). If Im unable to answer your call right away, please leave a text message and Ill get back to you as soon as possible.
Apply now
Job expired?Please let EPC Power Corp. know you found this job on Rejobs. It helps us grow and get more people working in renewable energy.
Apply now
Job expired?Please let EPC Power Corp. know you found this job on Rejobs. It helps us grow and get more people working in renewable energy.
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About the role
June 30, 2026
June 30, 2026
Full time
Hybrid
Company
EUR 5k–7k monthly
- Helsinki, Finland
A few years of relevant engineering experience
UTC+03:00
