freelance English-speaking jobs in Erfurt

Ensures stable operation of KRITIS control systems and core infrastructure components. Responsible for IT components in OT environments, including networks, servers, and virtualization platforms. Develops and maintains standardized IT/OT architectures. Analyzes and resolves malfunctions, plans and implements changes, and evaluates new technologies. Maintains technical documentation and manages service providers. Requires a bachelor's degree in computer science, business informatics, or a comparable qualification and several years of experience operating complex IT/OT infrastructure platforms.

This internship focuses on improving the accuracy and flexibility of text normalization and formatting for speech recognition systems.

The Digital Customer Success Manager with German owns the success of a high-volume portfolio of SMB and Mid-Market customers through a data-driven engagement model. This role drives retention, product adoption, and expansion by leveraging automation, digital programs, and structured playbooks.

Leads, manages, and decides on all global customs & export control topics, ensuring compliance with regulations and tax laws. Directs legal changes and emerging trends in global trade legislation. Operates import-export activities, tariff classifications, and AEO certification. Implements global customs procedures and coordinates corrective actions. Manages audits, trains, and maintains customs & export control knowledge across the organization.

Talent Acquisition Specialist manages the full recruitment lifecycle for operational and corporate roles in Germany. Conducts interviews, partners with hiring managers, and ensures compliance with German labor regulations. Requires experience in Talent Acquisition, strong communication skills in English, Mandarin, and German, and the ability to work in a dynamic environment.

The ZIB seeks an Architect for M365 and MS Entra ID to design and manage the Microsoft 365 tenant, integrating identity verification, collaboration tools, and client connectivity. Responsibilities include defining security policies, evaluating the Microsoft roadmap, and ensuring on-premises systems meet cloud service requirements.

Senior HR Business Partner will partner with regional leadership to develop and implement HR solutions for organization effectiveness, talent development, and employee engagement. This role will contribute to HR strategy, manage programs, and serve as an internal consultant on HR issues.

The German Cancer Research Center (DKFZ) seeks a creative and collaborative early-career researcher to establish an independent junior research group. The position is intended for researchers in the "qualification phase" with a strong postdoctoral track record in tumor biology and/or preclinical cancer research. Applicants must have a doctoral degree and significant international research experience. The successful candidate will lead, mentor, and manage a diverse research team and have a strong publication record and proven success in acquiring third-party funding.

Develops and implements the Global Operational Excellence Strategy for the Aachen Site. Leads process improvement projects using Lean, Six Sigma, and other OPEX methodologies. Promotes the adoption of new technologies and best practices to drive efficiencies. Collaborates with regional and global colleagues to drive consistent operational standards.

As a Technical Sales Engineer, you will act as a bridge between engineering, product management, sales, and customers, translating complex technical topics into clear, value-driven messages. You will support local sales teams with technical proposals and negotiations, share knowledge through training and communication, and engage with key customers.

Brand Management graduate role with responsibility for product and commercial innovations, marketing elements, and brand strategy. Develop marketing concepts and tactics based on consumer, shopper, and customer insights.

Delivers structured vision rehabilitation to patients implanted with the PRIMA retinal prosthesis system. Trains patients in vision skills and functional daily activities, assesses progress, and adjusts rehabilitation plans. Collaborates with clinical engineering and commercial teams to ensure coordinated patient care.

Contract Installation Manager to oversee Army's Transition Assistance Program (TAP) operations in Vilseck, Germany. Manage staff, ensure program delivery, and maintain compliance with contractual obligations. Master's degree preferred, two years experience in career counseling or related field required.

Expert Quality Engineering (f/m/d) will analyze quality processes, ensure data integrity, and develop digitalization strategies. Requires a Bachelor's degree in Engineering Informatics or Technology, 3-5 years of quality engineering experience in a GMP environment, and proficiency in English.

Procurement Support Specialist needed for a 12-month temporary role. Assist with global technical sourcing, support projects, and coordinate communication with partners. Requires a business apprenticeship with further education and experience in purchasing or a comparable support function. SAP O25 Purchasing Module experience is essential.

HR Manager to support day-to-day operations across the employee lifecycle, including onboarding, off-boarding, and employee support. Will maintain HR records, assist with payroll and recruitment, and act as the primary HR point of contact for employees in Germany.

Senior Product Analyst will design and run A/B tests, sequential tests, and other experimental frameworks to measure the impact of product changes. Responsibilities include applying statistical methods, partnering with product teams, and communicating findings to stakeholders. Requires hands-on experience designing A/B tests, deep knowledge of statistical methods, and strong Python and SQL skills.

Investment Associate to participate in the full investment lifecycle, from deal sourcing to exit. Conduct financial analysis, due diligence, and work with portfolio companies on strategic and operational improvements.

Manages the full recruitment process, identifies and approaches candidates, develops sourcing strategies, and builds relationships with stakeholders. Evaluates recruiting KPIs and manages administrative processes.

Manage one or two SAP projects within a global program, overseeing timeline, budget, quality, and risk. Responsibilities include calculating project development and implementation risks, managing resources, building project plans, and mentoring team members.