java English-speaking jobs in Mainz

The Commercial Lead will drive Immedica's presence in rare endocrinological and neurological diseases in Germany, focusing on CAH, AI, CDD, and potential future indications. This field-based role involves building relationships with key stakeholders, supporting disease education, and ensuring market access. The role includes leading Key Account Managers, developing territory plans, and collaborating with cross-functional teams to achieve commercial objectives.

Data Analyst to support supply chain transformation initiatives for a semiconductor company. Analyze, cleanse, and migrate supply chain data to Oracle E-Business Suite (EBS). Experience with data analysis, data migration, Oracle EBS, and ETL tools required.

Mechanical Engineer needed for an International Engineering and Design Consultancy. Oversee small-scale projects, including design, coordination, and testing of mechanical installations. Prepare specifications and ensure compliance with industry standards. Bachelor's degree in Mechanical Engineering required. Proficiency in German and English is essential.

As a Warehouse Assistant, you will actively load transport vehicles, remove parcels from the conveyor belt, scan shipments, and prepare goods for drivers.

Graphic Designer needed for a top performing pharmaceutical company. Designs diverse digital and print assets, including emails, websites, brochures, and e-learning modules. Requires proficiency in Adobe Creative Suite, strong stakeholder communication skills, and experience with brand consistency and design best practices. Must be a Native/Bilingual German Speaker with business English fluency.

SAP Cutover Manager needed for 8+ month remote project. Develop cutover strategy, plan, and risk analysis aligned with SAP Activate methodology. Manage and refine planning artifacts based on project progress and stakeholder feedback.

Data Architect specializing in Google Cloud Platform with 5+ years experience designing, developing, and deploying data pipelines. Expertise in BigQuery, Ab Initio, and Google Cloud data solutions.

Develop and execute project strategies to meet performance, schedule, and profitability targets. Lead multi-disciplinary teams throughout the project lifecycle, managing key processes such as scope, supply chain, change, risk, and claim management. Solve complex technical issues and direct specialized design teams. Track project progress, variances, and ensure compliance with health, safety, and environmental standards.

Strategic Buyer (m/f/d) to optimize global procurement processes and develop purchasing strategies. Define and execute direct and indirect procurement strategy, build supplier relationships, and represent Sirio at trade fairs.

Lead and mentor a development team in identifying, assessing, and progressing solar PV and BESS projects across North & Eastern Germany. Oversee project financials and support ongoing improvement of development procedures.

Customer Onboarding Specialist will guide German-speaking customers through the adoption of a SaaS platform, ensuring successful property setup and activation. This role involves training, technical configuration, and problem-solving to optimize customer experience and drive bookings.

Commissioning Engineer for energy storage systems in the DACH region. Lead on-site delivery, installation, commissioning, and handover of systems. Experience with C&I energy storage projects and electrical schematics required. Fluent in English and German.

Lead the functional and technical architecture of innovative SAP EWM solutions in international projects. Analyze logistics processes, develop customized solutions, and manage complex implementations from conception to go-live.

Supervise mechanical installation of wind turbine systems, ensuring safety, quality, and on-schedule completion. Provide technical coordination and oversight of contractors, review reports, and participate in project meetings.

The Product Marketing team at INFINNI seeks a team member to support messaging, positioning, and market intelligence. Responsibilities include creating marketing materials, collecting customer feedback, and tracking key metrics. Fluent English is required, with additional language proficiency a plus.

SAP Specialist to implement, configure, and support SAP solutions across various modules. Experience with SAP S/4HANA is preferred. Bachelor's or Master's degree in IT, Business, or related field required.

Lead and develop engineering teams building software for modern energy infrastructure. Manage performance, hiring, and career development while providing technical guidance and architectural oversight. Collaborate with senior leadership, engineers, and cross-functional stakeholders to scale engineering practices and drive organizational impact.

NIIT seeks a Training Operations Coordinator to support customer training in Frankfurt. The role involves coordinating training sessions, analyzing training needs, and collaborating with the Indian team.

The German Cancer Research Center (DKFZ) seeks an IT Security Specialist to define security standards for the Data Space Project and the German Human Genome-Phenome Archive (GHGA). Responsibilities include analyzing operations, implementing risk management frameworks, creating an Information Security Management System, and providing security guidance for IT projects. The ideal candidate has experience with information security frameworks (BSI IT-Grundschutz, ISO 27001), risk management methodologies, and GDPR compliance requirements.

Vice President to manage cross-border M&A and ECM transactions, advise clients, lead pitches, and mentor junior team members. Requires 6-10 years of experience in investment banking, corporate finance, or consulting, strong modeling and analytical skills, and fluency in German and English.