student English-speaking jobs in Leverkusen

Gain practical experience in biocatalysis at Bayer Crop Science. Support projects using microbiological, biochemical, and process-chemistry techniques. Contribute to the establishment and optimization of biocatalytic processes.

Configure and enhance Workday's Core HCM module, partnering with stakeholders to translate business needs into system design improvements. Provide guidance to SumUppers using Workday, build reports and dashboards, and contribute to documentation and change management.

The Clinical Territory Associate will gain knowledge of technical, clinical, and sales aspects of the da Vinci® Surgical System. They will provide technical and clinical support, lead product demonstrations, and contribute to sales goals. The role requires a Bachelor's degree, fluency in English and German, and the ability to travel up to 50%.

Scientist to investigate plant-microbe interactions, design experiments, and interpret results for product development. Requires a Master's degree plus experience in plant-microbe interactions, soil microbiology, or related field. PhD preferred.

As an H&S Specialist, you will contribute to the implementation and continuous improvement of Encavis' health and safety management systems across its renewable energy portfolio. You will monitor and analyze H&S performance, conduct audits and inspections, provide operational support, and coordinate with stakeholders.

Global MLM Leader / Brand Ambassador will build and drive a network of partners and investors, ensuring consistent volume growth and representing Assetara Limited in their region. Proven track record in Network Marketing, Affiliate Marketing, or High-Ticket Sales is required.

Working Student - Legal (m/f/d) will conduct legal research, provide administrative support, and assist with expansion, data privacy, and AI compliance. Must be a current Law student in Germany with excellent German and English communication skills.

Account Manager responsible for driving sales growth and customer satisfaction across assigned automotive accounts. Leads the sales process, manages relationships with key stakeholders, and ensures timely execution of value-based solutions. Requires a university degree, native German, and experience with OEM and Tier-1 automotive customers in Germany.

Provides accounting support including bookkeeping, invoice checking, and preparing financial reports. Also supports sales by preparing documents, arranging shipments, and assisting with events and sales materials.

Intern will support strategic and operational pricing alignment with international markets, assist in the digitization of pricing processes, and contribute to the CKD strategy.

Provide technical support for the hinotori robotic surgery system in the operating room, ensuring safe and efficient use. Collaborate with internal and external stakeholders to troubleshoot issues and optimize workflows. Support hospitals with equipment, instrument availability, and training.

Cardmarket seeks a Payment Operations Specialist to manage payment processes across its marketplace. Responsibilities include transaction reconciliation, funds flow management, onboarding support, dispute resolution, and vendor relations.

Develop new food concepts and ingredient solutions, conduct recipe formulation and evaluation, and assist in developing customer relationships.

Sales Executive to identify and engage potential clients, roofing constructors, and distributors. Responsibilities include planning sales initiatives, presenting products, building relationships, and negotiating deals. Requires 3+ years of field sales experience, strong communication skills, and fluency in German and English.

Senior accounting/banking clerical position requiring 4+ years of bookkeeping, banking, or accounting experience. Analyzes financial data, processes payments, and provides guidance to lower-level clerks. Requires proficiency in accounting software and strong analytical and problem-solving skills. Must have a high command of English.

The Martian Mindset Cluster of Excellence at the University of Bremen seeks two independent postdoctoral researchers (f/m/d) to lead original research projects. Successful candidates will have a PhD (or proof of imminent completion) in any field relevant to The Martian Mindset and a convincing 3-year research program.

Test Engineer to design, execute, and document testing of electrical-drive systems. Responsibilities include test bench operation, data processing with MATLAB, and reporting. Requires a Bachelor's degree in a relevant engineering field and experience with test plan development and data analysis.

Leads a regional team of BoD engineers, shaping project specifications for HVAC, Fire, Security, and BMS solutions. Drives specification influence across EMEA, translating specifications into a sustainable pipeline. Develops and standardizes a global playbook for specification success.

BBIS seeks a part-time External Boarding Mentor to support the wellbeing, safety, and growth of international students. Responsibilities include supervising students during weekend duties, planning activities, and ensuring student safety. A Bachelor's degree in a relevant field, experience working with adolescents in residential settings, and confident English are required.

The ifo Institute seeks a Postdoctoral Researcher / Economist (f/m/d) to join its Center for the Economics of Education. The three-year position, with possible extension, involves research on the economics of education, project management, mentoring doctoral candidates, and publishing research findings.