controller English-speaking jobs in Aachen

Senior Research Analyst and Portfolio Manager will conduct fundamental research on global technology companies, develop investment theses, and contribute to buy/sell decisions.

ABOUT ML6At ML6, we believe in using the full potential of artificial intelligence to spark innovation, increase efficiency, accelerate growth, and create lasting impact. Our mission is clear: ensure that the next wave of technological breakthroughs drives progress not just for businesses, but for humanity as a whole. We bring AI ambitions to life.

Lead and develop a B2B sales team focused on new logo acquisition across the DACH region and international markets. Drive revenue growth and implement scalable GTM strategies.

Strategic Buyer (m/f/d) will define and execute procurement strategy, optimize costs and processes, and build relationships with international suppliers. Requires a bachelor's degree, 3-5 years of purchasing experience, strong negotiation skills, and proficiency in Excel.

The Chief Financial Officer will partner with the CEO and Management Team to drive growth and business performance. Responsibilities include business planning, performance management, due diligence, budgeting, financial reporting, and providing commercial analysis.

Lead commercial legal strategy for a VC-backed technology company. Draft, negotiate, and execute commercial agreements, including customer, supplier, SaaS, and strategic partnerships. Advise leadership on legal risk, deal structure, and commercial decision-making.

Leads teams and manages transaction engagements in Germany, Europe, and globally, advising on buy-side and sell-side transactions. Provides tax due diligence reports and transaction structuring advice. Manages the professional development of the team and networks with service lines and external partners.

Customer Service Representative will manage international customer relationships, ensuring smooth order fulfillment and customer experience. Responsibilities include communicating with customers, coordinating shipping arrangements, and collaborating with internal and external stakeholders. Requires experience in a similar role, excellent English communication skills, and proficiency in Microsoft Office. Experience in a commercial or supply chain role, automotive industry, or knowledge of SAP/Salesforce is advantageous.

Students in computer science or related fields are sought to work on research projects in 3D computer graphics and visual computing. Projects include 3D reconstruction, differentiable rendering, and optics simulation.

Provides legal advice and documentation support for corporate lending transactions across EMEA, with a focus on German lending business.

Lead Project Development Manager will drive the development of utility-scale battery storage, wind, and solar projects in Germany. Responsibilities include identifying opportunities, leading permitting and grid processes, and supporting project economics and financing. Requires 4+ years of renewable energy project development experience, German permitting knowledge, and fluency in German and English.

Online Tutor (m/f/d) needed for personalized, one-to-one online lessons across all subjects. No teaching experience required.

Experienced Firewall Maintainer to join the second line ICT GRC team. Define, maintain, and enhance firewall governance controls in line with internal policies, DORA, and BaFin requirements. Conduct second line reviews of firewall configurations and network segmentation to ensure compliance and risk reduction. Challenge and assess the effectiveness of first line firewall controls, including rule review, change management, and logging or monitoring processes.

Monitor equipment performance, troubleshoot malfunctions, and provide technical support to production teams. Document problems, contribute to root cause analysis, and collaborate on equipment adjustments and process improvements.

Office Manager to support operations in Berlin. Responsibilities include administrative support, communication, executive support, financial processes, and additional operational tasks. Requires a Bachelor's degree, 3+ years of experience, fluency in English and Greek, and strong organizational and communication skills.

Provides front desk support, manages daily operations, coordinates meetings, and offers administrative assistance to various departments.

English-speaking educator to teach in a mixed-age learning group, collaborating with a German educator. Responsibilities include language instruction, working with parents, and organization. Must have experience with the Montessori method and fluency in English and German.

Experienced SAP Test Manager with 12+ years in QA management, specializing in SAP ISU, FICO, S/4 HANA, and integrated supply chain solutions. Requires 8+ years of SAP testing experience across ERP S/4 HANA implementations, including manual test case, plan, and execution.

Data Centre Cabling Engineers & Technicians needed for a 2-3 month project in Frankfurt. Engineers will install, test, and troubleshoot fiber optic and copper cabling. Technicians will assist with cable pulling, routing, and site support.

Senior Sales Trader sought for a leading energy and environmental commodities trading house. Focus on biomethane, renewable gas, and transport related environmental products in the DACH region. Drive commercial growth, originate new business, and manage key client relationships.