11 marketing trainee English-speaking jobs in Jena

Postdoctoral Researcher position in Microbiome Systems Biology. The project focuses on integrating shotgun metagenomics data with genome-scale metabolic modeling using machine learning to enhance engineered probiotic colonization in the human gut.

The Friedrich Schiller University Jena seeks a Group Leader for Electron Microscopy to lead a core facility, conduct research, supervise staff, and secure funding.

The Jena School for Microbial Communication (JSMC) and the Cluster of Excellence ‘Balance of the Microverse’ are seeking Doctoral and Postdoctoral Researchers to commence in 2026. Successful candidates will have a Master’s degree or PhD in Natural or Life Sciences and a strong interest in microbial communication research.

Internship or thesis opportunity investigating wave optical propagation algorithms for applications like optical waveguides and micro-optic components.

Provide customer service support to clients in the travel industry. Assist with travel planning, reservations, and inquiries.

AFS GmbH is seeking Bachelor and Master students in photonics engineering or applied physics for internships. Internships will involve hands-on experience in laser technology projects.

Expert Researcher will perform research and design work in mobile phone imaging lenses and optical architectures. Responsibilities include full design cycle of optical systems, analysis of designs, integration of optical development infrastructure, and collaboration with cross-functional teams.

Internship opportunity for a student in physics, engineering, or related fields to design, implement, and evaluate a light microscope.

Intern to track publications and patents in optical wireless communication, optical display, and related fields. Perform design work, assist with device specifications and manufacturing, and analyze data. Requires a Bachelor or Master's degree in a relevant field and experience with optical design software. Fluent English required.

Student assistant will develop a demonstrator for swarm-based optical manufacturing. Tasks include developing systems for phase-measuring deflectometry, integrating sensors, actuators, and robotics, and developing software for sequence control and analysis.

Drive sales and manage customer relationships in the construction, mobility, and industry sectors. Manage and grow customer platforms, focusing on high-potential customers. Promote Berner as a premium brand and handle objections, delivery, and quality claims. Analyze sales area KPIs and report to superiors. Collaborate with the sales team to achieve performance targets.