ruby English-speaking jobs in Düsseldorf

Build and lead NEX Aero's software organization across three domains: Flight Control Software & Embedded Systems, Automation Software, and Cloud & Application Software. Take end-to-end technical ownership of software delivery and define software architecture, development standards, and cybersecurity processes. Manage external software development partners and suppliers. Proven track record building and scaling software organizations, deep expertise in embedded, real-time, and safety-critical software development. Working fluency in at least one adjacent domain: autonomy/perception software or cloud/application software. Strong understanding of software certification processes in regulated environments. Experience in flight control, robotics, automotive, aerospace, or similar safety-critical domains.

The German Sport University Cologne seeks a W3 Professor in Experimental Sports Medicine to collaborate in degree programs and academic self-administration. The professorship focuses on interdisciplinary research in sports and health, with a particular emphasis on AI-supported training interventions. Applicants must have a completed degree in human medicine, a PhD, pedagogical skills, and a postdoctoral qualification.

Leads data partnerships with clinical, academic, and service providers, ensuring secure data transfer and integration into DAiNA workflows. Defines data formats, metadata, and quality control requirements. Manages data-related operational questions from partners.

The U.S. Consulate General in Frankfurt seeks a Heating, Ventilation, and Air Conditioning (HVAC) Technician to perform skilled maintenance and repair work at the journeyman level, adhering to International Building Code (IBC) standards.

Lead SoSafe's legal team as General Counsel, providing legal advice and risk assessment across the business. Manage and coach a team of lawyers, setting legal strategy and overseeing core legal functions including corporate governance, contracts, compliance, and regulatory risk management. Partner with Sales, Information Security, and other departments to ensure legal alignment with business objectives.

Lead the acquisition and management of a German family-owned SME facing a succession challenge. As CEO, you will work with AIA to identify, assess, and acquire a target company, then lead its operations and growth. This unique career path offers the opportunity to become a CEO-owner with investor backing.

Lead physical security operations across the UK and EMEA, managing a hybrid team and driving incident response, investigations, and crisis management. Develop and implement regional security strategies, policies, and standards.

The Institute for Ergonomics and Technology Management at the University of Stuttgart seeks a Neuroscientist or Neuropsychologist to conduct research on neural mechanisms of cognition, emotion, and social interaction in work and everyday contexts.

Lead a multi-site heavy and special transport operation across Germany. Drive operational excellence, efficiency, and performance. Develop and implement standardized processes and best practices.

An Analyst will support acquisitions, disposals, and joint ventures across various asset classes. Responsibilities include financial modeling, due diligence, transaction execution, and investment analysis.

Leads global procurement organization, develops and executes procurement strategies, and drives digital transformation. Requires 10+ years of senior global procurement leadership experience and expertise in direct and indirect procurement.

Senior CAMO Engineer needed for a leading helicopter operator in Munich. Oversee aircraft fleet airworthiness, develop maintenance programs, and ensure compliance with EASA Part-CAMO regulations.

As a Design Engineer at Personio, you will build UI components, infrastructure, and systems that empower designers to work closer to code. You will contribute to high-priority product features, collaborate across disciplines, and help define the Design Engineering discipline.

This master thesis investigates the simulation of a biogas-fed Solid Oxide Electrolysis Cell (SOEC)-Fischer Tropsch Synthesis (FTS) system. The goal is to determine the economic viability, energy efficiency, and carbon footprint of this process.

Security Expert for AI Security at ZEISS Semiconductor Manufacturing Technology. ZEISS enables the production of smaller, more powerful, and more energy-efficient microchips.

Office Manager responsible for daily administration, vendor management, office maintenance, and support services.

As a Learning & Development Specialist, you will own the reskilling strategy and build our Academy, designing and delivering AI-focused learning content. You will manage external training partners and connect learning to performance, ensuring development aligns with competencies and goals.

Site EHS Officers (Junior & Senior) are needed to support and implement health and safety standards on a new semiconductor facility project in Dresden, Germany. Responsibilities include promoting a positive safety culture, conducting site inspections, ensuring compliance with regulations, and supporting incident investigations. Relevant Health & Safety qualifications are required.

The IT & Automation Manager supports the delivery and integration of IT solutions and infrastructure for the Mini Terminal project. Responsibilities include ensuring software systems function correctly, integrate effectively, and support operational scenarios. The role also oversees IT infrastructure delivery and operational effectiveness.

Continuous Improvement Manager needed for a manufacturing site near Düsseldorf. Drive operational excellence strategy, lead process improvements, and provide training on core standards.