java English-speaking jobs in Mainz

Lead cross-functional CMC development projects, managing client relationships and ensuring on-time, on-budget delivery.

Site Reliability Engineer will build tools for monitoring and measuring infrastructure, microservices, and workloads. Responsibilities include using automation to speed up tasks, contribute to security and compliance, and help colleagues understand data for application monitoring and incident recovery. Experience with metrics, logs, traces, tools like Prometheus, StatsD, OpenTelemetry, and infrastructure as code is required.

Provides technical support for overseas energy storage projects, including pre-sales assistance, on-site commissioning, and post-sales issue resolution.

Leads and structures the Internal Audit (IA) team, defining the IA charter, audit strategy, and methodology. Manages the global IA budget and oversees audits covering financial reporting, IT general controls, and MAR/disclosure controls. Ensures timely issue remediation and drives a culture of accountability and continuous improvement.

Manage and coordinate IT projects, defining scope, developing project plans, and ensuring projects are delivered on time and within budget.

Manage customer and account service activities, ensuring on-time order processing and end-to-end fulfillment. Responsible for service revenue in assigned regions, including forecasting and KPIs. Provide technical support in pre-sales and ensure SLA compliance.

Process Engineer responsible for analyzing, developing, and improving production processes. Duties include coaching on problem solving, creating standards to eliminate issues, and executing product tests. Requires a bachelor's or master's degree in a technical field and strong analytical and communication skills.

Senior Health and Safety Specialist to ensure compliance with UK regulations on active BESS projects. Conduct site inspections, audits, risk assessments, and incident investigations. Develop and implement safety plans, deliver training, and promote electrical safety best practices.

Drive sales and manage customer relationships in the construction, mobility, and industry sectors. Manage and grow customer platforms, focusing on high-potential customers. Promote Berner as a premium brand and handle objections, delivery, and quality claims. Analyze sales area KPIs and report to superiors. Collaborate with the sales team to achieve performance targets.

Process Engineer will manage production at a contract manufacturing partner and support the build-up of MicroHarvest's first industrial plant. Responsibilities include process optimization, troubleshooting, and collaborating with internal and external teams. Requires a degree in a relevant field and 3+ years of experience in industrial production or plant engineering.

Senior Talent Acquisition Partner to support a high-growth scale-up in Berlin. Focus on technology hiring, including machine learning engineers. Full-cycle recruitment, data management, and stakeholder partnerships.

Administrative Specialist to support European Sales Director and team, bridging communication between China headquarters and Europe. Responsibilities include office management, logistics coordination, customer service, and HR support. Requires 3+ years of administrative experience, fluency in English and German, and proficiency in Microsoft Office.

Drive commercial growth at Consultport by generating business from new clients and building a strong outbound sales pipeline. Master outbound sales techniques, engage with C-level executives, and uncover pain points to win new clients and projects.

SHEIN seeks a Fulfillment Project Management Director to establish and manage project management systems for the European fulfillment department. The role involves tracking project health, guiding implementation of standards, and collaborating with cross-functional teams.

TT-Line seeks a detail-oriented Freight Administration Specialist to manage sales processes, prepare reports, and analyze data. The role involves supporting pricing updates, contract administration, and collaborating with the Freight team.

Develop and execute the ALSO Group's global tax strategy, providing tax advice to Group CFO and Management. Manage tax aspects of M&A transactions and ensure compliance with tax obligations in over 31 European countries.

The University of Bonn seeks a W3 Professor for Theoretical Physics of the Strong Interaction. The successful candidate will investigate strongly interacting quantum systems using modern, non-perturbative methods. The professorship includes teaching physics lecture courses and seminars at all levels.

Working Student (Product & Brand Design) will support product interface and brand design. Tasks include designing UI components, creating interaction flows, and contributing to brand design across various platforms.

Lead the PerfectDraft DTC business, developing and implementing a multi-channel strategy across e-commerce, retail, and gastronomy. Drive sales, build partnerships, and manage paid social media campaigns.

Since 1905, we at Debeka have lived by the principle of "It's all about each other. " Today, we are one of the top five insurance and building society companies in Germany and, thanks to our 16,000 employees, we secure the future of over 7. 5 million people.