(Senior) Process Development Engineer

Neste; Porvoo; Hybrid; EUR 90,000 - 120,000; Full time

Benefits offered by this job

Personnel fund

Good occupational health care

Insurance funds membership & leisure事故

ePassi leisure time activities

Job summary

Neste in Porvoo is seeking a (Senior) Process Development Engineer to support continuous improvement of renewable product refineries. You will develop feasible process concepts, perform modelling and technoeconomic evaluations, and possibly lead projects within a global team.

The role emphasizes safety, cross-functional collaboration, and the development of low-carbon technologies. The position is based in Kilpilahti, Porvoo, with hybrid work options and free bus transport from the capital

Qualifications

• MSc knowledge in chemical engineering and related process engineering disciplines.

Responsibilities

• Provide subject matter expertise to production site development initiatives and projects.
• Contribute to early phase concept creation and process design through later stages.
• Support R&D in experiment and pilot testing design.
• Collaborate with a global network of engineers, researchers and disciplines to achieve Neste’s goals.
• Maintain a safety-oriented mindset in all activities.

Job description

Are you looking for a career in an inspiring, global environment where your expertise makes a difference? At Neste, you will be working for the world’s leading producer of renewable diesel and sustainable aviation fuel, which enable our customers to reduce their greenhouse gas emissions.

We are looking for you, (Senior) Process Development Engineer

to our Renewables Processes team in Porvoo.

As a (Senior) Process Development Engineer, you will be in a key role in supporting the continuous improvement of our existing renewable products refineries in Finland, the Netherlands and Singapore. As a subject matter expert, you will develop safe and feasible process concepts and processes, perform technical design or simulations/modelling or perform technoeconomical evaluations, and/or acting as the project team leader. You will be a contributor to our SAF production growth strategy and the development of Neste’s pretreatment and/or upgrading processes. In our team, you will also contribute to the production sites' operational troubleshooting, develop new process concepts in low carbon, or renewable technology through supporting technology development and investment projects. Together with your ambitious contribution, we can do meaningful work to drive Neste forward.

The job is located in Kilpilahti, Porvoo, which is about 30-45 minutes by car from the capital region. We organize free bus transportation to Kilpilahti for our employees from the capital region, Porvoo and the nearby areas. It is possible to work partly remotely through our hybrid working practice.

Reasons to join

We operate in an inspiring and evolving business environment as a global leader in renewable fuels. We contribute to Neste’s success by living our values every day: we care, we have courage, we cooperate. We prioritize safety at all times and in every location. We strive to create a positive and impactful work environment. Transformation brings new possibilities and fosters our courage and curiosity. As a global company, we support personal development with versatile learning and career opportunities. Collaboration is key, and we believe in flexible, smart ways of working. We work at the office at least three days a week to ensure seamless teamwork and a sense of belonging.

Our benefits

• personnel fund as part of the overall remuneration
• good occupational health care
• a membership in a sickness or health insurance fund and leisure time accident insurance
• leisure time activities, e.g. by offering benefits for sports and culture (ePassi)

More about the job

Your role in our team

• Providing subject matter (technical) expertise to production site development initiatives, troubleshooting, projects and/or acting as a task coordinator
• Contributing to the early phase concept creation and the process design through later stages of projects
• Supporting R&D in experiment and pilot testing design
• Collaborate actively with a global network of process engineers, R&D specialists, modeling experts, and engineering disciplines to achieve Neste’s strategic goals
• A responsible attitude with a safety-oriented mindset

Keys to success in this role

• M.Sc. degree in Chemical Engineering
• Work experience in relevant industry process engineering in the field of oil refining, petrochemical or chemicals
• Knowledge of thermochemical conversion, catalytic processes, or bioprocesses
• Understanding of process design activities (for example, material and heat balance calculations, equipment sizing)
• Understanding of processing of renewable or circular feedstock is a plus
• Interest and high motivation of digitalization and use of AI
• Fluent written and spoken command of English
• A hands-on, proactive attitude and a strong willingness to learn new technologies quickly
• Strong interpersonal, communication and self-leadership skillsA responsible attitude with a safety-oriented mindset

Application deadline: September 27, 2026.

If you have any questions regarding the process or the position, please get in touch with Sören Sundblom, Manager, Renewable Processes, [phone], on Wednesday September 16th at 09:00-11:00 (EEST) or Monday September 21st at 13:30-15:00 (EEST).

The person selected for the position must pass a health examination including a drug test.

Depending on the position’s requirements, a security clearance may be conducted with your consent.

Neste in brief

Neste (NESTE, Nasdaq Helsinki) is the world's leading producer of renewable diesel and sustainable aviation fuel (SAF), with production on three continents. The company’s renewables production capacity is expected to reach 6.8 million tons annually in 2027. Neste also produces high-quality oil products at its Porvoo refinery in Finland. The company has a network of nearly 1,000 fuel stations with expanding service offering, such as EV charging, in Finland and in the Baltics.

Neste’s strategy focuses on growth in renewable fuels, which help its customers to reduce their greenhouse gas emissions. Neste is included in many international indices for its sustainability performance. In 2025, Neste's revenue stood at EUR 19.0 billion. Read more: neste.com