java English-speaking jobs in Mainz

Master's thesis focusing on developing ion-selective membranes for sensing applications. Research involves membrane design, electrochemical characterization, and structural analysis using techniques like XRD and IR spectroscopy.

Assists sub project and Onshore Package Manager with onshore cable installation, monitoring contractor design, and coordinating ZTT supplies. Supports schedule development, reviews subcontractor activities, and ensures compliance with deadlines, costs, quality, and regulations.

As an Account Executive (m/f/d) - Automotive, you will drive sales of complex AI projects in the industrial context, focusing on the automotive and mobility industry. You will identify target companies, qualify opportunities in applied AI, LLMs, computer vision, and AI-driven automation, and develop tailored AI solutions for customers.

As the first legal hire at Unosecur, you will own contracts, legal research, and end-to-end deal management. You will draft, format, and proofread contracts, support the Sales team with negotiating MSAs and SLAs, and research legal questions.

Experienced Data Center Construction Project Manager needed for hyperscale and enterprise data center developments in Germany. Focus on Stage 5 construction delivery, quality assurance, and client/contractor communication.

Senior Medical Writer needed to write and edit medical documents (e.g., informed consent forms, clinical study reports) in accordance with regulations and SOPs. Requires a Life Sciences degree, 3+ years of medical writing experience, and fluency in English. Experience with protocols, CSRs, and CTDs is preferred.

Technical Support Engineer provides pre-sales and post-sales support for vision inspection technologies. Responsibilities include designing solutions, conducting demonstrations, troubleshooting issues, and traveling to customer sites. Requires a Bachelor's Degree in a related field, 2+ years of experience in machine vision or technical support, and fluency in English and German.

Senior Operational Lead will ensure operational excellence across live sports data production, from scout recruitment and training to data delivery. Responsibilities include driving operational workflows, managing quality and process improvements, and serving as a central coordination point for the leadership team.

Drive sales success in the DACH region by achieving ambitious sales targets and managing the full sales cycle. Engage with clients, represent the company at events, and collaborate with internal teams to ensure a seamless client experience.

Provides engineering support for product transfers, ensuring activities are completed according to Stryker procedures. Determines technical objectives, monitors progress, and analyzes equipment. Collaborates with stakeholders and mentors others. Requires a bachelor's degree in engineering and experience in a manufacturing or project environment.

As an Application Technologist, you will develop innovative cosmetic formulations, execute product development projects, and collaborate with cross-functional teams. You will formulate and optimize a range of personal care products, including emulsions, gel-based systems, and surfactant-based formulations.

The CIMA CFO Programme is a fast-track pathway designed for experienced finance professionals with over 10 years of experience seeking senior leadership roles. It strengthens strategic acumen, broadens influence, and prepares participants to lead at the highest levels of business.

Supports automotive dealerships in Switzerland by improving website content, coordinating digital marketing, and driving engagement. Provides guidance on website platform and digital services, reviews website performance, and manages client relationships.

Doctoral research focused on the development of test content for wafer-level characterization of inertial MEMS. Responsibilities include design and characterization of inertial MEMS test chips with a focus on stiction and robustness.

Implement the BCM lifecycle, conduct business impact analyses, risk assessments, and emergency plan exercises. Support and advise on emergency management projects, develop and improve BCM systems, and manage business continuity governance. Report to management and regulators, coordinate crisis management, and implement training on BCM.

Manage and execute physical oil and/or LPG trades end-to-end, coordinating vessel operations, nominations, and scheduling. Review and align trade recap, contracts, and charter party terms to ensure consistency and risk control.

Drive innovative business models and digital solutions for wound care. Manage product marketing activities and collaborate with international teams.

Design Director needed to translate business objectives into creative direction. Lead design vision across brands, campaigns, and digital experiences. Shape identities and expressions while exploring AI workflows and emerging tech.

Supports the review and negotiation of clinical trial agreements and budgets. Drafts and reviews site contracts using templates, and tracks contract status and timelines. Collaborates with internal stakeholders and ensures contract documentation accuracy.

Provide technical guidance to the Autonomous Subsea Robotics (ASV) Field Service Team. Test, iterate, and operate ASRs to exceed customer expectations. Prepare, lead, and execute testing plans, provide feedback to R&D teams, and conduct ASR testing in various environments. Support customer requirements, tendering teams, and deliver solutions. Train the operational team on new capabilities and ensure platform maintenance.