Hardware engineer electronics

Apply before: as soon as possible  |  Last updated: 13-05-2025 10:11:03

Put your electronics skills to work with us!

Hardware engineer looking for new challenges at an industry-leading company? Want to work with skilled R&D team to develop thermostat, controller and sensor electronics? Keen on working for a smaller company, where your work really matters every day? Then please read on and tap “Apply” below.

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OJ Electronics, a global producer of underfloor heating solutions and HVAC drives and controllers, is looking for an engineer to join the hardware side of our impressive R&D department.



Working with skilled and experienced colleagues in R&D and other departments, your main job will be to help develop tomorrow’s thermostat, controller and sensor electronics, used in our popular thermostats for electric underfloor heating solutions, HVAC controllers and related sensors.



As a key member of our R&D team, you’ll develop innovative circuit designs, performing simulations, calculations and verification work. You’ll collaborate with software developers, mechanical experts and production technology specialists – all working together towards the advanced thermostat designs OJ is famous for.



In this position, you will report directly to our hardware R&D manager.



Your role

At OJ, you’ll be expected to:




  • Design, simulate and test hardware solutions

  • Document your work in accordance with established practices

  • Help prepare offers and estimates for future projects

  • Ensure alignment with software developers, mechanical developers, our manufacturing team, and product managers

  • Contribute your knowledge to broader discussions of future projects and technologies





Our expectations

When reviewing your application, we will look for:




  • At least five years of professional experience in electrical engineering

  • Skills in the design of general analog, digital, SMPS, power electronics, and MCU circuits

  • Familiarity with ECAD tools and circuit simulation (e.g., PSPICE, LTspice)

  • Knowledge of general MCU (internal) peripherals and their functionality and use cases

  • Basic embedded software understanding (e.g., configuration/use of MCU peripherals)

  • Ability to work independently and collaborate as a strong team player

  • Fluency in English, Danish a plus

  • Preferably, experience with EMC/EMI design and testing, noise mitigation, quality and reliability

  • Understanding of functional safety design and regulatory compliance (IC/IEC/UL/etc.) is a plus







Working at OJ

Looking for a company where you matter every day? At OJ, you’ll find:




  • A flat organizational structure, where decisions are implemented quickly

  • Opportunities to grow by taking on greater responsibility over time

  • An informal, friendly and open workplace culture

  • An employee satisfaction score over 80 for several years running





The application process

For this position, we will be interviewing on an ongoing basis until we find the right person.





About OJ Electronics



Founded in 1964 and headquartered in Sønderborg, Denmark, OJ Electronics produces electronic controls for underfloor heating and HVAC controls and drives. Our products are available through partners and distributors worldwide, and we have subsidiaries and sales offices in key markets, including the United States and Poland. Everywhere, we are known for our innovative approach, insistence on product quality, and deep application knowledge – all of which helps customers differentiate themselves in the market.



In June 2023, OJ Electronics was acquired by BITZER Electronics, a BITZER Group company also headquartered in Sønderborg. This makes OJ Electronics part of the BITZER Group family, which is represented at 75 locations in over 40 countries and employs some 4300 people worldwide, 175 in OJ Electronics, Sønderborg, Denmark.

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Contact

Jan Thomas Justesen
R&D Manager
Mail: jtj@ojelectronics.com
Mobile: 53564288

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