Junior English-speaking jobs in Jena

English-speaking Early Childhood Educators are needed for a new Fröbel Kindergarten opening in Berlin-Spandau in July 2026. Responsibilities include supporting all aspects of early childhood education and care in English, planning and implementing pedagogical processes, and collaborating with parents. Applicants must have native-level English, at least B2 German, and a recognized early childhood professional qualification in Berlin.

IT Admin Team Lead will support employees with IT requests, maintain office network and systems, and manage IT projects. Responsibilities include resolving IT faults, onboarding/offboarding employees, managing IT budget, and overseeing IT equipment. Requires 5 years of experience as a Senior IT Admin or 2 years as an IT Team Lead, strong knowledge of hardware/software, and experience with process automation tools.

The Chief Marketing Officer will lead the development and execution of the Group's global marketing strategy, including demand generation, branding, and product marketing. This role will manage the marketing team, budget, and oversee strategic marketing campaigns. The CMO will work closely with the Executive Committee to ensure alignment on go-to-market strategy and drive top-line revenue growth.

Cloud Engineer needed for operation, monitoring, and development of Azure-based cloud services. Responsibilities include building and optimizing CI/CD pipelines, enhancing cloud architecture, and collaborating with product development and support. Requires knowledge of Azure, CI/CD, container technologies, monitoring tools, and SAP integration scenarios. German (C1+) and English (B2-C1) proficiency required.

Advises on safety and occupational health measures, prepares safety instructions, and conducts inspections to ensure compliance with OSHA standards. Implements safety programs, investigates accidents, and provides safety training to supervisors and employees. Serves as the facilities' technical expert on safety and environmental issues, including infrastructure and equipment modernization projects. Requires certification as a safety professional in accordance with paragraph 7 of the Arbeitssicherheitsgesetz (AsiG).

Lead technically complex projects for ASIC development in consumer electronics. Manage international teams, coordinate with external partners, and ensure projects meet scope, time, quality, and budget targets.

The CMO Manager manages and oversees contract manufacturing activities with external CMOs, ensuring compliance with quality standards and regulatory requirements.

Working student supports international development sites in electronic development processes for modern vehicle architectures. Contributes to projects including Battery Management Systems, zone controllers, and control boards. Analyzes, evaluates, and develops hardware architectures, supports tests, and designs circuits. Requires enrollment in Electrical Engineering, Mechatronics, or a related field.

Ensures successful completion of transactions on a B2B battery marketplace. Drives operational execution between buyers, suppliers, and internal teams. Provides ongoing support and guidance to users throughout transactions. Collects user feedback and insights to improve platform development. Collaborates with sales, product, and analytics teams.

Account Manager for a German software company specializing in logistics solutions. Develop and implement sales strategies for national accounts in the Transportation & Logistics industry. Build and manage relationships with clients, identify upsell and cross-sell opportunities, and drive account expansion.

Junior Operations Securities Manager will own daily reconciliation, settlement, and security transaction processes. Support analysis of corporate action events, communicate with external partners, and assist in developing scalable processes. Requires experience in securities services, brokerage, or asset management and fluency in German and English.

As a Sales & Marketing Intern, you will support the planning and execution of marketing campaigns, create marketing materials, analyze market trends, and assist with event management. You will also maintain customer data, prepare reports, and collaborate with various departments.

Implementation/Client Onboarding Specialist for veterinary customers in Germany, Austria, and Switzerland. Manage projects from scoping to go-live, deliver training, and configure software. Fluency in German and English required.

Permanent W3 professorship in Integrative Neurobiology at OVGU and LIN. Successful candidate will establish a new research group focused on experimental and computational neuroscience or neuroengineering. Requires experience leading international research teams, securing funding, and supervising students. Expected to contribute to LIN's interdisciplinary research programs and develop innovative strategies to advance understanding of neural circuits and networks.

Office Manager (Minijob) will schedule appointments, manage mail and travel, handle order management and accounting, and provide customer reception and event support. Requires commercial training, 1+ year of administrative experience, proficiency in office software, and fluency in German and English.

Enable in-house AI solutions by providing concepts, templates, and implementations of AI service infrastructure and tooling. Collaborate with ML Engineers to bring AI solutions to production, supporting their review, monitoring, and maintenance.

Operations Assistant needed for a fast-paced food-tech company. Own daily kitchen operations, logistics, and order flow. Execute under pressure, work with teams, and gradually take on catering and sales responsibilities. Must have a valid EU driver's license (Class B) and fluency in English.

Build and lead the finance function of a cross-border aerospace, space, and defense group. Establish financial reporting, cash discipline, profitability visibility, and financing readiness. Manage monthly close, group reporting, treasury, budgeting, and forecasting. Drive pricing discipline, commercial finance, and margin expansion. Lead acquisitions, including due diligence, valuation, and post-merger integration.

Provides administrative support to ESO Astronomy Faculty, Students, Fellows, and Visiting Scientists. Organizes colloquia, seminars, and talk series. Assists with travel and accommodation arrangements and supports the Science Visitor Programme. Contributes to the planning and execution of events for Fellows, Students, and Visitors. Prepares budget reports, compiles statistics, and maintains databases.

Develops, optimizes, and sustains manufacturing processes for satellite products. Translates designs into production documentation and supports production teams. Applies DFM and DFA principles and collaborates cross-functionally.