freelance English-speaking jobs in Mannheim

The Data Center Engineering Operations (DCEO) Chief Engineer is responsible for ensuring the peak efficiency of electrical, mechanical, and fire/life safety equipment within a data center. This role involves planned preventative maintenance, corrective work, emergency response, and managing small-to-medium impacting projects. The CE will also provide training and guidance to Engineering Operations Technicians.

Oversee maintenance of the Sky Line people mover system infrastructure at Frankfurt Airport. Responsibilities include managing planned/unplanned maintenance, spare parts, and leading a team of 15. Requires technical background and leadership experience.

Lead the vision and design of complex engineering and digital solutions. Architect end-to-end technical blueprints, select tech stacks, and guide teams across embedded systems, IoT, and cloud platforms.

Postdoctoral Researcher in Computational Immunology develops novel statistical and computational methods for RNA biology and immunology. Requires a PhD in a quantitative discipline, expertise in statistical modeling, and advanced programming skills.

Drive IT architecture and infrastructure strategy, ensuring secure, scalable technology platforms. Lead design and management of cloud, network, and enterprise systems. Requires 5+ years in IT infrastructure or architecture.

Software Engineer roles are available across multiple teams at Shine, a fintech unicorn. Candidates should care about the product, take ownership, and deliver with craft in a fast-moving, multicultural environment.

EHS Safety Coordinator to support semiconductor industry activities. Responsibilities include safety checks, audits, incident reporting, and delivering safety training. Requires strong OHS knowledge, English fluency, and German proficiency.

Deliver parcels and letters using company vehicles, including electric vehicles. Must have a valid Class B driver's license and be able to communicate in German.

Senior Embedded Software Engineer to support system bring-up for a new Android embedded platform. Responsibilities include integrating kernel modules, debugging hardware interfaces, and ensuring platform stability and security.

Design, implement, and operate modern cloud solutions on Microsoft Azure. Responsibilities include provisioning resources via Infrastructure as Code, building CI/CD pipelines, and supporting cloud security. Requires Azure experience and fluency in German and English.

Manage Group-wide tax accounting, reporting, and compliance for an international portfolio. Oversee IFRS, Pillar 2, tax risk, and M&A. Drive tax governance and technology improvements.

Lead partnership strategy for EMEA & APAC, designing operating models and driving growth with consultants and system integrators. Requires 8+ years in B2B tech partnerships and 3+ in industrial automation.

Installs, maintains, and supports enterprise access control systems. Experience with Lenel, Honeywell, CCURE, and Vanderbilt platforms required. Troubleshooting, system upgrades, and on-site/remote support are key responsibilities.

Drive complex banking transformation initiatives across financial services. Lead large-scale programs from strategy to implementation, acting as a trusted advisor. Requires banking expertise, SAP knowledge, and strong stakeholder management.

Capacity Planning Manager owns air freight network strategy for global cloud infrastructure hardware. Responsibilities include demand forecasting, securing freighter/charter capacity, and optimizing load factors across key lanes. Requires 5+ years in air freight planning.

Complete an 18-month trainee program in Digital Experience Software Development. Requires a degree in Informatics, Math, or related field, plus initial experience. Strong coding skills and fluency in English are key.

Product Support Engineer requires a Bachelor's degree in Science or Engineering. The role involves providing technical assistance and product recommendations, handling customer inquiries, and collaborating with global teams. Fluency in French and English is essential.

Account Executive to drive growth for Vodafone Germany and Romania. Own the Infrastructure Provisioning (IP) transport franchise and expand across mobility, enterprise IT, and more. Requires 5+ years in complex account management and fluency in German and English.

Manages outsourcing labor vendors, oversees talent acquisition and onboarding, and aligns HR initiatives with organizational goals. Requires a bachelor's degree, prior warehouse labor management experience, and proficiency in English and Mandarin Chinese.

Experienced Operations Manager needed to oversee daily operations, implement strategies, and manage budgets. Responsibilities include coordinating cross-departmental efforts, analyzing performance metrics, and optimizing processes. Requires relevant experience and skills in areas like lean methodology and supply chain.