70 ux stepstone germany English-speaking jobs in Jena

Research Intern for Optical Field Manipulation Algorithms at Kepler Research Center. Develop deep-learning algorithms for optical field manipulation, focusing on LCoS systems. Requires background in optics, physics, or CS, and proficiency in Python/TensorFlow/PyTorch.

Senior Researcher in Optical System Design performs research in smart display, projection, imaging, and laser optics. Responsibilities include solution design, simulation, and prototyping, focusing on systems with liquid crystals or diffractive elements.

Overview In this role you will support the on-site safety management for a flagship data centre project in Germany

Senior Manager Strategic Marketing role at ZEISS. This position involves driving innovation and achieving outstanding results within a modern, opportunity-rich environment.

DevOps Engineer role focused on driving innovation and enabling outstanding achievements. This position involves contributing to the company's pace of innovation within a modern, development-focused setting.

Senior Process Manager drives global payroll and time management standards. This role shapes large-scale transformation, partnering with IT and HR to optimize processes within the SAP/ERP landscape. Requires experience in global process design and governance.

Applications Engineer supports quality assurance during advanced laser-based system integration. Responsibilities include process analysis, root-cause analysis, and yield improvement using microscopy, optics, and chemistry knowledge. Requires a practical background in a technical field.

Lead validation and characterization of next-generation high-speed ADC/DAC technologies for optical transmission systems. Define test strategies, provide technical guidance, and drive transition from R&D to manufacturing readiness. Requires 5+ years in relevant high-tech environments.

Lead and improve the vendor risk program by assessing security posture and overseeing questionnaire and contract governance. Drive remediation with cross-functional partners while shaping risk decisions for SaaS, cloud, and AI providers.

Lead tax accounting and reporting to support growth and IPO readiness. This role ensures accurate disclosures and SOX-aligned controls while operationalizing global tax strategies across multiple jurisdictions.

Lead mechanical design strategy for flagship data centre and pharmaceutical projects across Europe. Drive design quality, risk mitigation, and constructability while mentoring engineers and owning critical mechanical system delivery.

Lead AI conformity efforts under EU AI regulations, establishing BSI as a global authority. Develop processes and policies to ensure compliant AI practices and represent BSI in international AI forums. Requires an AI-relevant BSc and knowledge of global AI regulations.

Drive PED/PESR certification activities, providing technical guidance for inspection and certification processes. Lead project work to expand offerings, conduct compliance audits, and support staff development. Requires engineering degree and 5+ years in a senior technical role.

Support LC column manufacturing through silica production process engineering and equipment design for silica functionalization. Drive operational excellence by optimizing processes, executing capital projects, and ensuring reliable automation.

Shape next-gen coherent MODEMs by driving performance characterization and model alignment. Balance optical, electrical, and digital tradeoffs to enable higher baud rates on a testbed-driven path.

Senior Manager, Corporate Accounting leads monthly/quarterly close and validates financial data from internal integrations. This role ensures US GAAP compliance, designs accounting figures, and partners with engineering to translate product features into accurate ledger entries. CPA and NetSuite experience are required.

Lead end-to-end implementation of Deel’s solutions for enterprise clients, guiding projects from discovery to delivery. This role involves designing, configuring, and managing complex, large-scale deployments.

Drive AMS verification of I/O interfaces by defining verification approaches, building testbenches, and executing diverse simulations. Analyze results, debug functional and timing issues, and collaborate with design teams.

Senior Solution Consultant shapes merchant payment and fraud strategies by bridging risk, payment intelligence, and orchestration. This role requires deep expertise in fraud/risk or payment intelligence and consultative experience.

Provide research and advisory to global finance leaders on transforming controllership, AP, AR, and financial close using AI and automation. Serve as a subject-matter expert guiding clients on efficiency and strategic outcomes.