Laboratory Technician (m/f/d) Aquatic Ecotoxicology
Key information
- Publication date:13 October 2025
- Workload:100%
- Contract type:Unlimited employment
- Place of work:Witterswil
Laboratory Technician (m/f/d) in the field of aquatic ecotoxicology
: Benkenstrasse 260 4108 Witterswil – Switzerland
: 100%
: from January 2026
: Training as a biological laboratory technician or technical assistant (BTA/MTA) or equivalent training or B.Sc. in biology or a related field
Innovative Environmental Services (IES) Ltd is part of the Eurofins Agroscience Group and an independent GLP-certified Swiss contract research laboratory (CRO) based in Witterswil near Basel (CH). We conduct studies in the areas of environmental behavior, metabolism, ecotoxicology, and analytical chemistry and provide services in the development and registration of agrochemical and pharmaceutical products.
Your tasks:
- Preparation and GLP-compliant execution of ecotoxicological tests to assess plant protection products, industrial chemicals, and pharmaceuticals
- Planning, independent execution, and evaluation of experiments in consultation with the supervisor
- General laboratory activities (e.g., equipment maintenance) and administrative tasks (e.g., creating/revising work instructions)
- Working according to the principles of Good Laboratory Practice (GLP)
- Animal welfare-compliant work with aquatic vertebrates (fish, frogs) as model organisms within the framework of ecotoxicological tests
- Setup, operation, and maintenance of technical systems (flow-through systems for aquatic tests) after extensive training
Your profile:
- Successfully completed training as a biological laboratory technician or technical assistant (BTA/MTA) or equivalent training or B.Sc. in biology or a related field
- Reliable, careful, precise, and structured way of working
- Sufficient physical resilience to safely lift and move medium-weight loads (containers of approx. 10 kg)
- Team player, flexible, resilient, and willingness to work occasional weekend shifts
- High willingness to learn, initiative, and motivation
- Good German skills, English skills are an advantage
- Professional experience working under GLP is an advantage
- Good knowledge and practical experience in ecotoxicology is an advantage
- Practical experience with biological detection methods (ELISA) is an advantage
- Practical experience in animal welfare-compliant handling and work with vertebrates including certificate (e.g., FELASA) is an advantage
- Good technical understanding, manual skills, and interest in the setup and maintenance of flow-through systems is an advantage
Your opportunity:
- Varied and responsible work in an internationally successful company
- Flexible working hours
- Diverse, changing food offerings in the form of food trucks on site
- Flat hierarchies, short decision-making paths, and a motivated, international team
- Individual onboarding, mentoring, professional growth and development, educational courses and training, including language courses
- Free parking spaces
