freelance English-speaking jobs in Bielefeld

Intern (m|f|d) - Research & Development - Stock Preparation supports research and development projects in sustainable and efficient paper production. Responsibilities include developing and evaluating test rigs, planning and conducting experiments, and supporting external trials.

The Digital Workplace Country Lead oversees day-to-day IT operations for assigned countries, ensuring smooth infrastructure service, support, and continuous improvement. Responsibilities include incident, problem, and change management, service delivery, project management, vendor and financial management, and team leadership.

Health & Safety Advisor needed to provide support and advice on site, ensure policy implementation, and conduct inspections. Must have a recognized safety qualification (e.g., NEBOSH) and 2+ years' experience in a construction safety role.

Senior employment lawyer to provide advice on complex, cross-functional, and multi-jurisdictional transformation projects. Manage legal and employee relations risk, support strategic people priorities, and advise on a range of employment law matters.

Leads and develops the IT team, defines and implements IT strategy, oversees support for various systems, and ensures secure operation of IT infrastructure. Manages projects, procurement, and assets. Requires a degree in IT, 5+ years of experience, and expertise in Active Directory, Azure, networking, virtualization, and cybersecurity. Fluent English required. Regular travel to the UK is mandatory.

Execute complex threat intelligence engagements and projects independently. Manage stakeholder relationships and deliver high-quality threat intelligence services. Support junior team members and contribute to the professional growth of the Threat Intelligence team.

Lead treasury activities for a rapidly evolving international infrastructure and commodities company. Oversee liquidity planning, cash flow management, and treasury operations across multiple regions. Manage relationships with banks and financial institutions, support project financing, and drive process optimization.

PhD student will investigate microbiota-dependent pathways regulating colorectal cancer progression and metastasis in mouse models and human intestinal organoids. The position involves scRNA/snRNA sequencing, metagenomic sequencing, and metabolomic studies.

Cafeyn seeks a Jurist to provide legal support for the German market. The role involves advising internal teams, drafting and negotiating contracts, and ensuring legal compliance for new initiatives.

Global Payroll Lead for Germany, providing expertise on Rippling's payroll and HR capabilities. Design support processes, document product behavior, and create training materials for German payroll scenarios.

Steer and oversee strategic Venture activities, developing and implementing market, business, and advanced service strategies. Manage team members, ensuring employee development and promoting company values. Analyze market dynamics, customer needs, and economic potential.

As Chief of Staff, you will work directly with the Founder and leadership team to drive company priorities, ensure execution, and accelerate AI adoption. You will lead cross-functional initiatives, improve leadership effectiveness, and solve company-wide problems.

Senior Data Engineer will architect data flow solutions, design data layers, and develop ontologies to translate domain logic into queryable graph models. Experience with ELT/ETL processes, data integration platforms, and programming languages like Python is required.

The Technical Director – Construction (EMEA) ensures technical integrity, constructability, quality, and performance of hyperscale data center projects across EMEA. This senior role bridges design, engineering, construction, commissioning, and operations, ensuring facilities meet design specifications, performance requirements, and regional regulations.

Daqo Group seeks a Delivery & Service Manager to lead project execution and ensure successful delivery, commissioning, and lifecycle support of power distribution solutions across Europe. The role involves managing project delivery, coordinating installation and commissioning, and providing after-sales service for MV switchgear, transformers, RMUs, and related systems.

Senior Business Development Manager to drive growth in Western Europe for a leading renewable energy company.

Leads a multidisciplinary team in dental materials and delivery systems, defining and executing technology platform strategy. Drives development of new technologies and manages collaborations to accelerate innovation. Requires a Ph.D. in a relevant field or Master's degree with extensive industry experience.

Develop, implement, and operationalize data pipelines for clinical and biomaterial datasets. Conduct research to identify biomarkers and develop predictive machine learning algorithms. Translate research into scalable solutions, collaborating with stakeholders.

Head of Investor Relations will manage the LuxExperience investor network, prepare earnings calls and presentations, and lead external communication. Requires 3-7 years of investor relations experience, including consensus management and valuation modeling.

The Head of Accounting will oversee the company's accounting function, ensuring accurate financial reporting, strong internal processes, and collaboration with external partners. Responsibilities include managing financial processes within SAP S/4HANA Public Cloud, leading audits, and collaborating with tax advisors.