ruby English-speaking jobs in Brandenburg

Develop and own the strategy for a strategic procurement category (solar panels, inverters/storage, or commodities) aligned with sales and business strategy. Lead a procurement team, manage supplier relationships, and implement framework agreements.

Develop and maintain advanced power system models and calculation procedures. Lead the development lifecycle of models, from research to implementation and maintenance. Collaborate with application engineers to provide customer support.

Plan key business metrics such as revenue, return rates, and discounts. Derive monthly targets from the annual business plan and communicate them to teams. Monitor performance metrics and provide recommendations.

Experienced BMS Industrial Systems Expert needed to define, assess, and drive end-to-end BMS system architectures for Battery Energy Storage Systems (BESS) and related industrial applications.

Leads Infotainment system & software requirements definition and solution architecture for Android Automotive based IVI projects. Provides technical direction to product/program managers, architects, and engineers.

Leads the strategic growth and execution of international renewable energy and climate protection projects. Develops and expands project portfolios, identifies opportunities, and manages teams across multiple markets.

Account Manager responsible for selling IVD products and systems in northern Germany. Develops regional sales strategies, builds customer relationships, and proposes solutions to meet customer needs. Requires a scientific degree, 3-5 years of sales experience in immunochemistry/diagnostics, and fluency in German and English.

Experienced technician needed to operate and maintain electrical, mechanical, and fire/life safety equipment in data centers. Ensures data center availability and supports mission-critical servers with better than 99.999% uptime. Drives innovation and cost reduction in facilities.

Part-Time Supplier Data Manager will define, document, and maintain standardized supplier data specifications. The role involves current-state mapping, gap analysis, supplier engagement, and data quality monitoring. Requires 7-10 years of experience in data governance, data quality, or master/reference data management within procurement or supply chain environments. Technical knowledge of data exchange technologies and experience with Coupa or similar platforms is preferred.

Coordinate bio-sample selection and preparation, design probes and libraries for next-generation DNA sequencing, and analyze genomic instability and somatic mutations in neurodegenerative diseases.

Leads procurement and supplier management for the Corrugated Boxes category, collaborating with stakeholders across HARTMANN divisions. Drives category strategies, cost optimization, and sourcing decisions. Manages supplier relationships, performs market research, and ensures compliance with relevant regulations. Requires a university degree, procurement experience, intercultural competence, and fluency in English and German.

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.

Project Lead Manager will drive cross-functional projects across the organization, translating business needs into structured project plans and deliverables.

The Project Manager provides standardized site support to wind farms in the German Region, coordinating project activities, ensuring safe and efficient delivery of offshore operations.

Provides administrative and analytical support to asset management and client services teams. Assists with fund operations, reporting, documentation, and client communication.

HR Business Partner will support and develop HR processes for Germany and Austria. Responsibilities include payroll processing, employee support, personnel file management, and employment law consultation. Requires knowledge of payroll and employment law, at least 5 years of experience, and fluency in German and English.

Provides advanced technical support for NATO CIS Services and architecture and IT/Data Management Services. Supports fault diagnosis, maintenance, and documentation. Collaborates with stakeholders to ensure service continuity and performance.

Finance and Administration Officer needed for a 40% permanent role supporting the German and Swiss entities. Responsibilities include bookkeeping, accounts payable/receivable, payroll support, and general administrative tasks. Must have 2+ years of finance administration experience, fluency in German and English, and a German work permit or EU citizenship.

Communications Manager to lead and develop internal and external communications for a nationally accredited, internationally oriented K-12 school in Berlin. Manage brand identity across digital and print channels, create engaging content, and strengthen the school's online presence.

Manages the full recruitment process, identifies and approaches candidates, develops sourcing strategies, and builds relationships with stakeholders. Monitors recruiting KPIs and evaluates sourcing trends.