finance English-speaking jobs in Jena

For our Primary School in Hamburg we are looking for a motivated and qualified Teaching Assistant (part-time/full-time, starting 01.01.2027).

Storage Expert needed to design and optimize high-performance storage solutions for AI and HPC workloads. Requires Master's in CS/related field, experience with HPC/AI data engineering, and strong knowledge of storage technologies.

Serve as a Customer Engineer, acting as the direct liaison to install, maintain, and upgrade equipment. Responsibilities include performing maintenance on various systems and using digital analytics for troubleshooting.

Senior Electrical Systems Engineer for the aerospace industry. Develop and integrate aircraft electrical power systems, defining requirements per ARP4754A. Requires 10+ years of experience and knowledge of ELA, ARP4761, and certification standards.

Field Sales Representative for technical non-woven fabrics and labels. Responsibilities include attracting new clients, developing existing relationships, and providing expert advice. Requires knowledge of technical nonwovens and strong communication skills.

Staff Engineer to architect and scale advanced AI/ML systems on AWS. This role requires 7+ years in cloud native engineering, expertise in production-grade ML systems, and strong leadership to drive cross-functional execution.

Application Engineer for Inside Sales in Oil & Gas Midstream/Downstream. Responsibilities include technical consulting, quotation preparation, pump sizing, and sales concept development. Requires technical training and strong communication skills.

Manage end-to-end physical green coffee contracts, including purchases, sales, and shipments. Coordinate with traders, suppliers, and logistics partners. Prepare shipping documents, manage inventory, and ensure trade capture within ERP systems.

Service Engineer responsible for planned maintenance and servicing of automation, communication, and safety systems on HVDC converter stations and offshore platforms. Requires an electronics technician apprenticeship and German/English B1 proficiency.

Support project teams from zoning review to building permit for BESS projects. Tasks include layout plans, application preparation, and planning law checks. Requires civil engineering/planning studies and CAD skills.

Sales Engineer role focusing on metrology and testing technology solutions in Baden-Württemberg/Bavaria. Responsibilities include sales, business development, and managing customer accounts. Requires a technical degree and strong sales skills.

Research Technician/Lab Manager in Molecular and Cellular Biology. Coordinate lab operations, perform molecular biology, biochemical, and immunohistochemical techniques. Support animal studies, including surgery and echocardiography. Requires relevant technical training and proficiency in English and German.

Senior Consultant in Aviation Strategy at Porsche Consulting. Join a leading global management consultancy working on challenging projects across various sectors.

Director Data Science & AI will shape and drive the AI strategy, leading high-performing teams of data scientists and AI/ML engineers. This role defines how machine learning and AI enhance customer experiences, optimize operations, and fuel business growth.

Legal Expert specializing in jurisdiction review for AI outputs. Assess accuracy, reasoning, and completeness of AI-generated legal responses. Must be qualified to practice in the UK, Germany, France, Spain, Australia, or Japan.

Electronics Hardware Engineer to design and validate hardware for cordless, connected, and industrial power tools. Responsibilities include circuit design, PCB layout, and supporting NPD from concept to launch. Requires 5 years of experience and strong knowledge of analog/digital design.

Construct and repair wooden items like boxes and crates using hand and power tools. Duties include measuring, cutting, fastening, and applying preservatives. Requires minimum three years of woodworking experience and ability to work independently.

Manage business relationships with major DACH retail accounts, focusing on hypermarkets and supermarkets. Drive product listings and lead commercial negotiations to achieve sales targets. Requires German fluency and professional English proficiency.

Develop advanced Mechanism Drive Electronics (MDE) for critical space mechanisms across the product lifecycle. Lead technical development, manage hardware partners, and define system requirements in a high-reliability environment.

Internship for Geology, Geosciences, or Geophysics students. Gain hands-on experience completing internal projects, learning software, and collaborating with global teams. Requires active enrollment in a relevant degree program.