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 Power's 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 candidate's 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.

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 aTalent's Recruitment Consultant Säde Juntunen (+358 449012283, sade.juntunen(at)atalent.fi). If I'm unable to answer your call right away, please leave a text message and I'll get back to you as soon as possible.

EPC Power, founded in 2010, is driven by a passion to design and manufacture the highest quality grid-scale power converters available. Rooted in this passion, we provide our customers with inverters from 250 kW to 6 MW. EPC Power's products are designed in-house and manufactured in the USA. Power electronics are the core technology behind decarbonization. With major growth sectors such as renewable energy, energy storage, and electric vehicle charging, EPC is growing fast. EPC is headquartered in Poway, CA, a community in Northern San Diego County, with another manufacturing location in Greenville, SC and additional design offices in Helsinki, Finland, and the East Coast of the USA.

EPC Power

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