student English-speaking jobs in Gelsenkirchen

Business Development Manager to drive growth in the European Aerospace & Defense sector, with a focus on Germany. Develop and execute growth strategies, forge strategic partnerships, and conduct market intelligence. Requires 5+ years of experience in the Aerospace & Defense industry, proven success in government procurement, and fluency in German.

Manage the full recruitment process, onboarding, and offboarding. Maintain personnel files, advise on HR policies, and coordinate employee development programs.

The Cluster of Excellence 'CASA: Securing the Digital Society' seeks several Postdocs (2 years) to conduct research in cybersecurity. Areas of focus include quantum technologies, AI-based disinformation, and ransomware defense. Applicants must have an above-average doctoral degree in a relevant field and fluent English.

As Teamleader Service, you will manage a global service team, focusing on steam turbines and turbomachinery. You will develop the AGT service business, ensuring customer satisfaction and commercial success. You will lead and develop the team, safeguard service processes, and analyze markets to improve service quality.

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.

Employee Relations Lead will oversee employee relations across Germany, Austria, Switzerland, and Belgium. Lead and develop a team of Employee Relations Case Managers, manage complex cases, and ensure compliance with labor laws.

Own and build a new SAP Public Cloud product (S/4HANA, BTP) from conception to launch. Define product roadmap, collaborate with engineering and stakeholders, and ensure alignment with SAP architecture. Drive customer discovery, translate needs into requirements, and manage product delivery and performance.

The People Business Partner for Global Innovation and Germany provides strategic HR guidance to leaders, drives employee engagement, and supports organizational effectiveness.

Technical Lead – Integration Systems will design, manage, and optimize integration platforms. Responsibilities include ensuring system availability, performance, and security, troubleshooting incidents, and collaborating with teams on automation initiatives.

Electrical Project Manager needed for a €1bn data center build in Frankfurt. Lead electrical packages, manage subcontractors, and ensure quality, safety, and compliance. Experience in mission-critical environments required.

Provides HSE support for onshore pre-assembly and offshore installation/commissioning activities. Conducts site and vessel inspections, reviews contractor documentation, and supports incident investigations.

Wet lab technician to perform routine tasks including cell culture, staining, and sample preparation. Support tissue processing, imaging, and animal work. Execute experiments according to SOPs and document work in ELNs. Bachelor's or Master's degree in biology, biotechnology, or related field required. Experience with FACS and animal handling is a plus.

Supply Planner (m/w/d) manages material inventory planning for Satair Services customers. Responsibilities include consolidating demand forecasts, collaborating with cross-functional teams, and supporting on-site campaigns.

AI researchers will develop new model architectures and post-train open-source base models for deterministic simulation and real-world applications.

Develop innovative medical devices in an interdisciplinary team. Analyze optical workflows, derive technical system requirements, and develop system concepts. Plan and coordinate technology projects, collaborate with partners, and generate intellectual property.

PhD student to study microbial regulation of colorectal cancer development using mouse models, organoids, and sequencing technologies.

The Forest Stewardship Council seeks a General Counsel to lead its Legal & Compliance unit, transforming it into a globally integrated, business-oriented capability. The role requires strategic legal and compliance leadership, global oversight, and the ability to restructure and modernize the legal function. The General Counsel will provide legal guidance to the Director General and C-suite, manage external counsel, and ensure legal compliance across FSC International entities.

Project Manager for digital transformation projects focused on SAP Master Data. Experience in SAP Material Master Data, Business Partner, and related processes required. Proven track record of agile project management success.

Lead and manage complex transformation projects for clients in the insurance industry. Develop and execute business and sales strategies, identify new client opportunities, and mentor junior employees.

Leads and scales Xometry's manufacturing partner ecosystem in EMEA, driving partner acquisition, onboarding, and performance management. Responsible for aligning partner supply with global and local demand, optimizing costs, lead times, and quality. Leads and mentors the EMEA-based Partner Network and acquisition teams.