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Company presentation Junttan Oy specializes in the design, manufacture, marketing and service of hydraulic piling equipment. Working closely with piling contractors and geo-engineers, Junttan has actively developed new products and taken the entire industry forward. Junttan invests strongly in service business development and rental is part of our service offering especially in USA, Australia and Central Europe where the concept is highly expected by our customers.  Our factory is located in Kuopio, Finland. We have local companies in Australia, Netherlands, Sweden, UK, USA and Canada. Around 95% of our sales is export sales and our customers operates in more than 40 countries globally. Junttan rigs and equipment are respected throughout the world for their quality, reliability, and performance. Junttan is a solid family-owned company with a 60 M€ net sales and 210 professionals. We have a strong focus on growth which is based on continuous learning and feedback loop from customers. Learn more: www.junttan.com We are looking for Test Engineer to our R&D and Product Management team. Location: Kuopio, Finland Purpose of the Position As a Test Engineer at Junttan, you will be an integral member of an agile, high‑performing team responsible for design and validates electrics, hydraulics and automation our advanced machine control systems. A central part of this role is working internal and external stakeholders to ensure product and software quality. About the Role In this position, you will get to work with state-of-the-art digital twins and physical machines. You will contribute to the ensure quality of machine control and automation solutions used in Junttan piling equipment. You will work closely with software designers, engineers and subcontractors to ensure high‑quality of the features for machines to our customers. A significant part of the role involves understanding and optimizing hydraulic and automation systems behavior within real‑time control environments. Main Duties Design and implement test environments. Design and develop test plans and test cases based on specification Execute and document test runs. Analyze issues and report defects Validate user manuals Support sales, manufacturing, supply, and service teams with technical expertise. Required Skills & Qualifications Base level software development skills Base level understanding of hydraulic, electric and mechanical systems Base level understanding of CAN bus–based machine control systems Knowledge of ALM tools (e.g Polarion, Jira) Excellent communication skills Resourcefulness and troubleshooting aptitude Attention to detail Bachelor's degree of Applied Science in Computer Science, Engineering, or a related field. Fluency in English and Finnish, and readiness to travel. Preferred / Bonus Skills Experience CAN bus–based machine control systems and a solid understanding of mobile hydraulics. Knowledge of networking protocols: CANOpen, TCP/IP, MQTT. Experience with automated testing frameworks and CI/CD pipelines. Familiarity with simulation environments: Mevea, Matlab/Simulink. Proficiency in Rust, IEC 61131‑3/CodeSys, C. Experience with Git. Why Join Us? At Junttan, you will work in an innovative and supportive environment with modern tools, learning opportunities, and diverse technical challenges—including machine hydraulics, automation, and software integration. Application period 1.-26.7.2026 Contact Information For inquiries, please contact Sami Martikainen at +358 40 822 6704: • July 1, 2026, 08:00–16:00 • July 2, 2026, 08:00–16:00