freelance English-speaking jobs in Klosterneuburg

Lead a team of pre-sales solution architects to support innovation cycles within the Partner ecosystem, driving value-based solutions and go-to-market strategies. Requires 7+ years in pre-sales leadership and experience integrating AI.

Financial Accountant to own month-end/year-end close and build internal accounting. Responsibilities include AP/AR, revenue recognition, and multi-entity accounting. Requires 4-7 years in accounting, qualified, and experience under Austrian GAAP.

Support the Senior Director by managing strategic initiatives and leading internal projects. Prepare presentations, coordinate executive meetings, and facilitate workshops. Requires project management background and strong English communication.

Drive sales across the full Hydro service portfolio, focusing on strategic, global, and cross-regional opportunities. Build senior-level client relationships and promote Hydro’s global capabilities. Requires a degree and significant international B2B sales experience.

Coordinate and prioritize service calls to resolve equipment malfunctions. Plan resource deployment, monitor work orders, and ensure timely material availability. Requires technical/commercial training, structured approach, and proficiency in German and English.

Strategic Global Procurement Lead to analyze markets, secure advantages, and optimize transport costs. Responsibilities include supplier integration, negotiating agreements, and optimizing global supply chains. Requires 10+ years of procurement experience.

Personnel Developer to support employee and manager skill strengthening. Responsibilities include advising on professional development, conducting interviews, and coordinating training. Requires expertise in personnel development and strong German/English skills.

Full Stack Engineer needed to develop scalable APIs using Python, FastAPI, and integrate Next.js frontends. Requires 3+ years of Python experience with FastAPI and PostgreSQL. Focus on secure, high-performance solutions.

Review and assess domain-specific documents for quality and accuracy. Provide structured feedback and utilize analytical skills for evaluation projects. Requires a Bachelor's degree and 2+ years of relevant professional experience.

As a Project Consulting Analyst, you will advise large multinational merchants and payment platforms. Responsibilities include data analysis, market research, and supporting strategic consulting solutions. Digital fluency is required.

This role involves delivering profound administrative services in local and global contexts. Responsibilities include general administrative support, process optimization, managing administrative projects, and supervising new employees.

Junior IT Consultant to help clients succeed with digitalization projects. Analyze current states, identify improvements, and develop solution proposals across business, technology, and dynamics. Requires a relevant degree and fluency in German and English.

Senior Product Engineer drives NPI/NTI for Secure Transactions & Identification. Responsibilities include product characterization, yield analysis, reliability assessment, and ensuring production readiness through cross-functional coordination. Requires 5+ years in semiconductor product engineering.

Legal Engineer to translate GDPR, EU AI Act, and other regulations into SaaS logic and workflows. Requires a law degree, 2+ years of relevant experience, and tech affinity.

Translate global trade and live marketing strategy into growth across EMEA. Drive sell-in and sell-out performance through regional campaigns and end-to-end event management. Requires 5+ years in relevant marketing.

Lead the Austrian Operations organization as Vice President Network Operations. Drive operational excellence, profitability, and strategic development within DHL Express. Requires extensive senior leadership in Logistics or Supply Chain.

Senior Associate, Tax will support domestic and international tax compliance and reporting. Responsibilities include assessing tax implications for financial products and overseeing international tax matters. Requires a degree in economics and 1-2 years of relevant experience.

Internship supporting INPRO in developing tools and reports for strategic planning and sustainability assessment of nuclear energy systems. Tasks include research, publication support, and assisting with knowledge-sharing activities.

Legal Counsel to develop and maintain compliance programs under MiCAR, MiFID, and PSD II. Requires a law degree and 3+ years of legal experience, with strong knowledge of Austrian and EU regulatory laws.

Part-time First Officer role supporting Challenger 350/3500 missions worldwide. Responsibilities include supporting the Captain through all flight phases, conducting inspections, and assisting with flight planning. Requires 1,000 total fixed-wing hours and a valid Class 1 Medical.