sales English-speaking jobs in Siegen

Senior IT Procurement Manager needed for a global manufacturing company. Requires 5+ years of IT procurement experience with SAP, S/4HANA, and Ariba. Responsibilities include strategic sourcing, negotiation, and driving procurement transformation.

Field Service Engineer for Cranial & Spinal Technologies. Provide on-site technical service, repair, and technical advice to customers. Requires 2+ years Bachelor's degree or equivalent experience in MedTech.

Experienced Clinical Project Managers are sought for Phase I-III trials in Dermatology and Rheumatology. Roles include leading global, multi-centre studies, managing timelines, budgets, and regulatory compliance.

Founding Product Designer to shape the user experience of an AI-native B2B SaaS platform. Lead product discovery, design AI-native workflows, and take ideas through to delivery. Collaborate with founders, engineering, and early customers to achieve Product-Market Fit.

Airfreight Supervisor develops the airfreight marketplace by focusing on Operations, Finances, Sales, People, Systems, and Culture. Responsibilities include managing the department's business plan, improving efficiency, and maintaining vendor relationships.

Student Assistant in Vacuum Technology is sought for cleaning and assembling vacuum components in a cleanroom. Requires enrollment in physics or engineering, interest in vacuum technology, and English proficiency.

Board-certified Family or Internal Medicine physicians are sought for a part-time, remote role providing virtual primary care. Responsibilities include managing patient panels, acute/chronic care, and population health initiatives. Requires 3+ years post-residency experience.

Tax Consultant in the Tax Product Team bridges tax expertise and product innovation. You will own tax domains, translate regulations into product requirements, and collaborate cross-functionally to evolve the tax platform. Requires 3+ years in tax consulting with deep domain knowledge.

Investment Associate for a European private equity fund. Responsibilities include managing the full investment lifecycle, executing strategic changes in portfolio companies, and leveraging new technologies for analysis. Requires experience in investment banking or PE.

Head of Strategic Communications & Marketing owns Alphawave’s external positioning. Architect the communication strategy from zero to one, shaping leadership and investor narratives to establish the firm as an institutional platform.

Vice President role supporting investment sourcing and execution in the DACH Private Debt and Leveraged Loan market. Responsibilities include portfolio monitoring, financial analysis, and developing investment memoranda. Requires a Master's degree and 5+ years of relevant experience.

Associate Infrastructure Investments will support the Infrastructure Equity Investment team in due diligence, market coverage, and identifying new opportunities. Requires a Master's in Finance/Business/Econ, 2-3 years in Investment Banking/M&A/PE, and fluency in German and English.

Expert Quantity Surveyor for Mechanical & Electrical supports Subcontracting Management across the project lifecycle. Responsibilities include estimating costs from drawings and preparing BoQs using digital tools. Requires a relevant degree and five years of experience on large EPC projects.

Lead M&A for a European IPP, defining and executing a 3-5 year strategy to secure multi-GW renewable assets. Responsibilities include deal origination, due diligence, and team leadership. Requires 3+ years leading M&A in utility-scale renewables.

Senior Business Development Manager for the sports category, focusing on procuring brand products. Responsibilities include supplier identification, price negotiation, market trend analysis, and supply chain collaboration. Requires 5+ years of sports industry procurement experience.

Manager role in Game & Auction Theory and Negotiation Management Consulting. Deliver multi-stakeholder projects using game-theoretical negotiation expertise to optimize client strategies and achieve cost savings. Requires strong academic background and consulting experience.

Sales Development Representative for Checkmk, a leading hybrid IT monitoring software. Support customer growth in Europe, the US, and beyond.

Experienced Service Engineer needed for an international technology company specializing in process analytics. Responsibilities include technical support and maintenance of measurement and gas-analysis systems in Bavaria. Requires technical training and strong German skills.

Senior Research Engineer needed to conduct innovative research in optical communications and digital signal processing. Develop advanced algorithms for next-gen high-speed networks, applying AI/ML to improve system performance. Requires PhD and 3+ years of relevant experience.

Head of Structuring to own pricing for structured contracts on energy trading platform. Develop valuation frameworks, manage risk, and engage with asset owners and investors. Requires experience in physical power asset pricing and model building.