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Monthey, Valais, Switzerland
Sion, Valais, Switzerland
Full time
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We are an award-winning Swiss cleantech company transforming the future of plastic recycling.Founded in 2020, we are a fast-growing team of ambitious scientists, engineers, and innovators dedicated to solving one of the world’s biggest sustainability challenges. After successfully building and optimizing our pilot plant, we are now scaling toward industrial deployment while continuing to advance our proprietary recycling technologies.Joining us means becoming part of a highly collaborative and entrepreneurial environment where your work will directly contribute to the development and commercialization of breakthrough recycling technologies.
We offer:
A dynamic, international, and mission-driven environment
High ownership and autonomy from day one
Flexible working hours and hybrid work options
Opportunity for rapid professional growth
Direct involvement in scaling cutting-edge industrial technologies
The chance to make a tangible environmental impact
As a Technical Project Engineer, you will lead cross-functional technology development projects from early-stage R&D through industrial implementation and manufacturing scale-up. You will act as the technical and project coordination lead across multiple initiatives, working closely with R&D, engineering, production, quality, suppliers, and external partners to transform innovative concepts into scalable industrial solutions. This role is ideal for a technically strong generalist who enjoys connecting people, driving execution, and bringing complex industrial technologies to life.
Lead technical assessments related to conceiving, designing, prototyping, validating, and scaling new technology and product concepts
Translate market requirements, business objectives, and customer needs into clear, quantifiable, and scalable engineering specifications
Coordinate multidisciplinary teams across R&D, engineering, production, and quality functions
Drive the development and validation of technical solutions from laboratory testing through pilot and commercial-scale manufacturing
Support the transfer of technologies and process designs from R&D into industrial implementation
Define project priorities, timelines, deliverables, and resource allocation aligned with company objectives
Coordinate suppliers, manufacturing partners, and external engineering contractors throughout the development lifecycle
Act as a central technical point of contact for internal and external stakeholders
Ensure projects progress efficiently toward technical and commercial milestones
As applicable, mentor or guide associate engineers, technicians, and quality staff
Graduate degree in Chemical Engineering, Process Engineering, Mechanical Engineering, Industrial Engineering, or related disciplines
5–8+ years of experience in industrial, manufacturing, engineering, or technology-driven environments
Experience coordinating technical development or industrial projects involving multiple stakeholders
Strong project and partner management experience in fast-paced, value-driven environments
Exposure to product development, process development, equipment development, or technology scale-up projects
Experience working with suppliers, manufacturers, or engineering contractors is highly desirable
Comfortable managing projects across a matrix organization without direct authority
Strong analytical thinking and problem-solving capabilities
Ability to adapt quickly to changing priorities and evolving project needs
Collaborative, hands-on, and execution-oriented mindset
Fluent in English; French is a plus
Have a Swiss working permit or be Eligible to work in Switzerland
Is this a position for you? Send us your application!
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Sion, Valais, Switzerland
Monthey, Valais, Switzerland
Full time
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A stimulating, diverse, and dynamic working environment.
The chance to grow and expand horizons with our company and make a real change.
Become involved in the scaling up and development of new recycling technologies.
To assist the ambitious goals of scaling our plastic recycling technology, we are looking to expand our team by hiring a Plant Operator.
Operating the plant equipment, controlling and ensuring the smooth running of the process, and troubleshooting any issues in DePoly facilities (Sion or Monthey)
Handling and processing of the large number of chemicals required for the running of the plant.
Close collaboration with Engineering and R&D teams in the development of new product tests and process optimization
Writing reports and documents for process performance.
Organizing shipment of goods with the shipment responsible
Organizing external and internal deliveries
Regular check and updates of the inventory
Take samples from plant operation and execute simple QC analysis
Execute minor mechanical maintenance intervention
Supervise external contractors while performing maintenance intervention
Chemical Operator/Technician holder of a Federal Certificate of Capacity of Chemical Operator or at least an equivalent level, earned through experience in a comparable environment.
Min 2 years of work experience in an industrial environment or a solid foundation in the technology sector.
Capable of independently running and operating various equipment and familiar with process control systems, a good foundation in chemistry and an understanding of polymers is a plus.
Well organized and motivated, comfortable working in a fast-paced industrial environment, and good communication skills in small and large teams.
Proactive and positive attitude. Adaptability, versatility and flexibility
Ability to work in a team (daytime or shifts schedule)
Good knowledge of French and intermediate level in English
Mastering Microsoft Office 365 (Excel and Word)
Mastering communication tools (Emails)
Familiar with the production chain (packaging, storage….)
Have a Swiss working permit or be eligible to work in Switzerland.
Knowledge of the Good Practices and Safety in chemical industries
Is this a position for you? Send us your application!
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Sion, Valais, Switzerland
Full time
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6 months internship in a stimulating working environment
Being part of an international team in the heart of the Swiss Alps
Learning practical, on-the-job, chemical & process engineering skills
Become involved in the scaling up of new recycling technologies
Making the first steps in the cleantech & sustainability industry
As an intern in DePoly’s R&D Department, you will support ongoing activities in our PET plastic recycling laboratory. You will work alongside chemists and engineers to help design, develop, and optimise processes and equipment for scale-up to our commercial plant.
Work as a part of a multidisciplinary team of chemists and chemical engineers in a laboratory environment
Execute daily laboratory experiments and tasks under the guidance of lab supervisors
Support R&D and quality control projects, collaborating closely with scientists and engineers
Contribute to the optimisation of processes and unit operations for DePoly’s commercial PET recycling plant
Accurately document experimental procedures, results, and observations
Assist in data analysis and reporting to support decision-making and process improvements
Enrolled in a degree program in Chemistry, Materials Science, or Chemical Engineering
Hands-on experience in a wet chemistry laboratory
Proven ability to multitask by managing concurrent experiments while maintaining accuracy and efficiency in a fast-paced lab environment
Demonstrated strong sense of responsibility by strictly following laboratory protocols, accurate record-keeping, and safe chemical handling
Able to manage your own work and stay organised, while asking for guidance when needed
Curious and willing to learn, with a hands-on approach to picking up new responsibilities
Strong team player with good communication skills
Fluent in English; knowledge of French is a plus
Eligible to work in Switzerland (Swiss work permit or equivalent)
Nice to have: Familiarity with different analytical techniques such as UV-Vis, FTIR and NMR
Is this a position for you? Send us your application!
We are a fast-growing company based in Switzerland. As part of DePoly, you will work in a multicultural environment while being part of an exciting, award-winning company.
Recognized as 2024 Technology Pioneer by the World Economic Forum, and winner of the Top100 Swiss Startup Award in 2024, we challenge the status quo and strive for excellence, with a shared passion for making an impact!
Diversity is in the heart of DePoly's sustainable strategy. We are an international team coming from different corners of the world. We are continuously ensuring equal chances for everyone. We believe that our uniqueness and differences define our strength.
We offer you an opportunity to shape a more sustainable and green future.
Get an insider's view of the life at DePoly and get to know who your future colleagues will be.
We’re always looking for fresh talents to join us on our journey of creating the better future for our next generations. Reach out!
Open Application
DePoly SA –
HQ
Rue de l'Industrie 23, 1950 Sion, Valais, Switzerland
DePoly SA –
Showcase Plant
Route de l'Ile au Bois, 1870 Monthey, Valais, Switzerland
DePoly’s technology recycles unsorted, dirty PET waste into virgin-grade raw materials. Those PET precursors, PTA and MEG, are used by the industry to produce new plastics without the need for fossil fuels, while diverting valuable materials from landfills and incineration.
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This operation benefits from support from the European Union under the InvestEU Fund
DePoly’s technology recycles unsorted, dirty PET waste into virgin-grade raw materials. Those PET precursors, PTA and MEG, are used by the industry to produce new plastics without the need for fossil fuels, while diverting valuable materials from landfills and incineration.
DePoly SA
- HQ
Rue de l'Industrie 23
1950 Sion, Valais
Switzerland
DePoly SA
- Showcase Plant
Route de l'Ile au Bois
1870 Monthey, Valais
Switzerland
No spam – Unsubscribe anytime.
