Process Engineer

Join us in making the world one degree better!

Process Engineer – Industrial Heat Pumps

Would you like to help develop industrial heat pump solutions and technologies that improve energy efficiency and reduce emissions?

We are looking for a Process Engineer to join Oilon Technology’s Heat Pump Process Design team in Vantaa or Lahti, Finland .

In this role, you will work at the heart of our industrial heat pump solutions. You will be responsible for the design and sizing of heat pump refrigeration processes and systems, while also contributing to the development, testing and validation of new technical solutions.

You will work closely with other engineering teams, suppliers, sales, production and service. The role gives you the opportunity to see the entire lifecycle of our solutions – from engineering and design to the operation of the finished system.

What will you be working on?

Key responsibilities:

Designing and sizing refrigeration processes and systems for industrial heat pumps

Developing new heat pump solutions and technologies

Sizing and selecting heat exchangers, compressors, valves, piping and other system components

Working with equipment and component suppliers and evaluating technical solutions

Defining system control principles and functional descriptions for automation

Participating in the testing, validation and technical documentation of heat pump systems

Providing technical expertise and support to engineering, sales, production and service teams

The exact scope of the role can be tailored according to your experience and strengths.

What do we expect from you?

You have a relevant technical degree, for example in refrigeration, energy or process engineering , and experience in designing refrigeration systems or similar industrial process systems.

You have a solid understanding of thermodynamics and fluid mechanics , as well as experience in sizing and selecting process equipment and components. You are able to look at systems as a whole and make well-founded technical decisions even when all the information is not yet available.

We are looking for a practical, technically minded professional who enjoys engineering and problem-solving. You work independently and systematically while also enjoying collaboration with specialists from different technical disciplines.

As we operate in an international environment, you will need a good command of English. Finnish language skills are a strong advantage. The position also requires willingness to travel occasionally.

What we particularly value

You do not need to have experience in everything listed below. We consider it an advantage if you have experience in areas such as:

Industrial refrigeration systems or heat pump design

High-temperature heat pump solutions

Flammable or natural refrigerants and related safety solutions

System controls and automation

Commissioning of heat pump or refrigeration systems

System testing and validation

Refrigerant and oil behaviour in refrigeration systems

Steam generation systems, industrial boilers or other process equipment used for steam production

PID development and engineering documentation, including the use of E3 or similar design tools

Refrigeration and heat pump simulation software

Interpreting and applying international standards, directives, and regulatory requirements

Practical experience in applying PED requirements in industrial equipment design

Why Oilon?

At Oilon, you will work with technologies that have a tangible impact on improving industrial energy efficiency and reducing emissions. You will have responsibility and the opportunity to influence technical solutions, while building on your existing expertise and developing your skills further in industrial heat pump technology.

We are an international and growing Finnish family-owned company where engineering, product development and technical expertise play a central role. You will work alongside experienced professionals and contribute to developing solutions for a rapidly growing international market.

We offer flexible working hours, comprehensive occupational healthcare, sports and culture benefits, as well as a massage benefit. We want to provide our employees with meaningful work and opportunities for continuous professional development.

Interested? Join us in making the world one degree better.

For more information about the position, please contact our recruitment partner, Maria Sanmark, Senior Advisor at StaffPoint Executive , tel. +358 40 5135 115, on Wednesday, 7 October, between 9:00 and 10:00.

If this sounds like the right opportunity for you, please submit your CV and cover letter by Friday, 23 October.

Oilon Oy

Oilon is a Finnish family-owned energy and environmental technology company founded in 1961. We develop solutions that improve energy efficiency, recover and reuse energy, enable the use of new energy sources and reduce emissions.

In 2025, Oilon had net sales of EUR 65 million and employed approximately 350 people. Oilon operates in Finland, the United States and China, with sales offices in Brazil and Germany. Our extensive distributor network serves customers worldwide.

Oilon – One degree better.