controller English-speaking jobs in Aachen

Working Student to support HR operations across the employee lifecycle for Poland & EMEA. Tasks include data administration, documentation preparation, and administrative support.

Market Development Engineer for power supplies (AC/DC, DC/DC, inverters) in Germany and Austria. Collaborate with sales teams, manage project pipelines, and provide technical support. Requires experience in power supply design and customer discussions. Fluent German and English required.

Support requirements management by developing, creating, and maintaining requirements throughout the product development process. Collaborate with engineering teams, ensure quality and traceability of requirements, and contribute to documentation standards. Assist in developing documentation concepts and engineering processes.

Senior Kotlin Engineer will design, develop, and maintain backend services using Kotlin. Responsibilities include building scalable, event-driven systems, collaborating with stakeholders, and ensuring data accuracy. Requires 5 years of experience as a Software Engineer with Kotlin, Spring ecosystem, and cloud platforms. Experience with event-driven design, databases, and finance domains is preferred.

The Logistics Lead will manage vessels (CTV and SOV), helicopters, and other logistical assets, including ports. Responsibilities include defining requirements, procurement, coordinating mobilization, and supporting daily O&M operations. The role requires experience in offshore vessel project operations, strong communication and problem-solving skills, and proficiency in MS Office and SAP.

Provides operational and coordination support to the Executive Office, including calendar management, stakeholder communication, document handling, travel logistics, and event support.

M&A Associate to support execution of transactions across the full lifecycle, from origination to completion. Responsibilities include assessing acquisition targets, building financial models, preparing transaction materials, and coordinating due diligence. Requires a Bachelor's or Master's degree in a related field, experience in M&A, and strong financial modeling and valuation skills. Native German and fluent English required.

Investment Manager to lead transaction execution and portfolio development. 5-7 years of private equity experience with a strong track record of executed transactions required. Excellent financial modeling and investment judgment needed. Fluency in German and English is essential.

Production Controller needed to implement and manage production costing systems, support ERP optimization, and deliver operational reporting. Strong manufacturing costing and ERP experience required.

HR Administrator for Time Management and Personnel Administration. Tasks include recording working hours, vacation days, drafting contracts, and general administrative support. Requires business training, time management experience, SAP R/3 HCM proficiency, and fluency in German and English.

As a Product Marketing Manager, you will lead end-to-end product development, define product roadmaps, and collaborate with engineering and R&D. You will engage with customers, manage technical documentation, and drive Alpha/Beta phases.

Manage and maintain software for international and domestic customers, implementing updates, bug fixes, and feature enhancements. Provide 2nd level support and technical troubleshooting, collaborating with Engineering, Operations, and Project Managers.

Senior Marketplace Advertising Sales Manager will drive revenue growth for the German marketplace advertising business. Manage strategic seller accounts, develop insight-led campaign concepts, and partner with internal teams to ensure effective execution.

Experienced DECT NR+ Wireless Systems Architect needed to lead architecture and design of wireless communication systems. Develop system concepts, conduct performance analysis, and contribute to implementation and optimization of DECT NR+ PHY/MAC protocol stacks.

Shape and enhance the technological backbone of our global procurement organization. Drive digital transformation by optimizing our SAP environment and advancing AI capabilities within the team.

The Head of Technology Transfer will lead the strategic direction of CTC's technology transfer, transforming scientific breakthroughs into market-ready solutions, spin-offs, and industry partnerships. This role will establish scalable processes and pathways from discovery to application, focusing on advancing a chemical circular-economy innovation ecosystem.

Software Project Manager to lead software development for new energy storage technology. Responsibilities include planning releases, ensuring team effectiveness, and serving as the main customer contact. Requires a Bachelor's degree in a related field with 7-15 years of experience, or equivalent. Fluency in German and English is required.

Senior Mechanical Engineer to lead mechanical design and coordination of data center projects. Responsibilities include system design, calculations, coordination with multidisciplinary teams, and ensuring compliance with German regulations and standards. Requires a Bachelor's degree in a relevant engineering discipline and experience delivering mechanical building services projects in Germany.

HARMAN seeks an EMI/EMC Simulation Engineer to build and lead an enterprise-grade virtual EMI/EMC capability. This role defines workflows, modeling standards, and toolchains to deliver predictive CE/RE/BCI/RI outcomes. Requires deep EM fundamentals, cross-functional leadership, and tool proficiency with Ansys AEDT or Siemens EDA.

Supports the CFO with strategic, conceptual, and project-related topics, ensuring efficient decision-making processes. Prepares evaluations, presentations, and documents for executive-level review. Manages board and committee meetings and represents the CFO in internal and external business meetings.