freelance English-speaking jobs in Bielefeld

Postdoctoral researcher to conceptualize and develop AI-based methods for spatial reconstruction of environmental data. Requires PhD in AI/Machine Learning, experience with deep learning, and knowledge of hydrology/meteorology.

EMBL Hamburg seeks an experienced Head of Administration to lead a team of 8 and ensure efficient administrative operations. The role involves coordinating activities between EMBL Hamburg, the wider EMBL organization, and partners, supporting a broad portfolio including HR, finance, purchasing, events, communications, and campus relationships. The successful candidate will have a degree in business administration, management, or a related field, experience coordinating administrative functions, and fluency in English and German.

Experienced SAP DRC consultant needed for a global S/4HANA greenfield transformation program focused on document compliance and e-invoicing.

Supports the Risk Management Function in coordinating risk oversight, risk reporting, and risk governance topics. Drives operational risk initiatives, innovation, and ad-hoc projects. Collaborates with business functions across Allianz Services and Allianz Group center functions.

Leads and builds long-term partnerships with media agencies and ecosystem players in the DACH region. Develops strategic partnerships to ensure sustained revenue growth for TikTok. Manages a team, identifies incremental spend opportunities, and negotiates agency trading agreements.

Manage and maintain marketing channel reporting, optimize marketing spend and performance reporting processes. Analyze marketing data to identify inefficiencies and opportunities. Collaborate with marketing teams to translate data into actionable insights.

Zilliant seeks a Business Development Representative to generate new business opportunities and drive revenue growth. Responsibilities include prospecting, qualifying leads, building client relationships, and scheduling meetings for the sales team.

Working Student - Customer Care will support the Frontline Operations Team, Back Office Team and Vendor Partners. Responsibilities include responding to customer inquiries, organizing paperwork, collaborating with stakeholders, and assisting with process improvements.

Manage standard Revenue Accounting & Reporting (RAR) operating procedures, including contract management, cost recognition, and reporting. Advise and support customers on RAR process and application development. Plan and manage IT projects, ensuring alignment across stakeholders.

Senior Sales Operations Business Partner will drive operational performance and sustainable growth for the Retail channel. This role translates commercial strategy into KPIs, governance frameworks, and scalable business rules. The ideal candidate has experience in Retail operations, Revenue Operations, Sales Operations, or commercial strategy roles.

This role supports D2C operations for Fanatec, ensuring accurate product information, pricing, and inventory across web platforms. Responsibilities include managing pricing uploads, monitoring order fulfillment, and collaborating with teams to resolve operational issues.

Leads the development and evolution of the German Mitral and Tricuspid Therapies marketing strategy, ensuring alignment with the European vision while tailoring approaches to local market dynamics. Identifies strategic opportunities to support market growth and competitive differentiation in the region. Develops, implements, and measures the impact of the country marketing plans in cooperation with the Regional TMTT Leadership Team and the European TMTT Marketing team.

Manages the strategic and operational aspects of travel and fleet management. Designs, implements, and optimizes mobility policies, processes, and guidelines. Coordinates business travel, negotiates with travel partners, and manages the company fleet. Ensures compliance with legal and internal requirements.

Senior Algorithmic Power Trader responsible for market strategy, execution, and PnL across European power markets. Utilizes cutting-edge tools to maximize revenues and minimize risks for energy storage and renewable assets.

CACI seeks a J4 Logistics Planner for SOCAFRICA to plan, coordinate, and execute logistics operations. Responsibilities include developing and maintaining logistics plans, supply chain management, transportation, and logistics infrastructure development. Must possess a Secret security clearance, minimum 5 years' experience in logistics planning and operations, and a bachelor's degree in a relevant field.

Develop and implement a global media relations strategy for a planned partial IPO of the Agricultural Solutions division. Manage IPO-related external communications across various channels, including news releases, events, and online platforms. Build and maintain relationships with key business and financial media outlets.

Lead the strategic development and optimization of omni-channel customer engagement initiatives for healthcare professionals and patients. Define the overarching OCE strategy, translate strategies into actionable execution concepts, and collaborate with cross-functional teams.

Lead international revenue growth through strategic B2B sales. Win and grow major corporate clients into long-term partnerships. Build and manage a disciplined sales pipeline. Act as a trusted advisor, translating climate strategy into commercial value.

Manages office operations, facility management, health & safety, People Operations, HR administration, procurement, and insurance administration. Serves as a point of contact for employees, managers, and leadership on People Operations and Office Management topics.

Senior Sales professional to drive business growth in Europe, focusing on semiconductor equipment manufacturers (OEMs). Develop account plans, expand outreach, and manage channel strategy. Proven track record in B2B sales to OEMs and experience managing complex accounts required.