intern internship English-speaking jobs in Klosterneuburg

Junior Engineer Production supports machine operators and engineering teams at Europe's only IC substrate plant. Responsibilities include training, process improvement, and data analysis to enhance production stability.

Design and develop new features for a mobile virtual network operator platform using Python, PostgreSQL, Angular, and Elixir. Full software lifecycle involvement including testing, deployment, and third level support. Several years of software development experience, ideally in telecommunications, with expertise in backends (Python, Java, C#) and databases (PostgreSQL, SQL).

Develop and maintain forecasting models to guide category size projections and sell-through expectations. Align demand forecasts with supply chain and wholesale partners. Analyze market trends and macroeconomic indicators to anticipate shifts in market size and share. Collaborate with Finance, Insights, and Commercial teams to support business cases, commercial reviews, and planning processes. Lead pricing strategy and analysis to drive net revenue growth and margin targets.

PR & Communications Manager to develop and execute PR strategies for international markets. Manage content for projects like Red Bull X-Alps and The Illume. Create press releases, media packages, and visual content.

The Business Analyst serves as the central interface between commercial teams and data-driven insights. This role analyzes complex patient and market data in rare diseases, develops executive dashboards, and delivers strategic recommendations to optimize commercialization strategy. The focus is on hematology-oncology and nephrology rare disease environments.

The AI Senior Content Editor produces high-quality, engaging, and compliant content for iGaming brands. This role requires deep iGaming expertise, SEO-driven writing, and strict adherence to regulatory and editorial standards. The Senior Content Editor will use AI tools to generate content drafts and apply senior-level editorial judgment to refine, fact-check, optimize, and humanize the content.

Employee Services Specialist will provide operational support across People and Culture (P&C) processes, ensuring compliance with local legislation and internal standards. The role involves acting as a subject matter specialist for local/regional P&C topics, contributing to payroll execution, and managing personnel data, contracts, and documentation.

Senior Engineer Process Clean Utilities (m/f/d) will plan pharmaceutical process plants with a focus on clean utilities. Responsibilities include project coordination, process flow diagram creation, and GMP-compliant engineering.

International Trade Operations Specialist supports export activities, managing customer relationships, coordinating with suppliers, and overseeing export order fulfillment.

Experienced Recruiting Specialist / Talent Sourcer to own sourcing and recruiting for technology and quantitative roles. Full cycle recruiting, pipeline building, and direct sourcing using modern tools and techniques.

Growth Marketing Manager will architect the user journey for a new prevention platform, focusing on converting users from health assessments to insurance purchases. Responsibilities include designing and executing lead nurturing sequences, A/B testing, managing paid acquisition channels, and analyzing user behavior.

Senior Marketing Manager needed for a 1-year limited position. Manage group marketing campaigns, from business requirements to evaluation. Shape brand implementation across a network of banks. Requires 5+ years of senior marketing experience, project management skills, and knowledge of branding, media, and digital marketing. Fluency in English is required.

Manages the LiLeS Service Centre, including the LiLeS team. Oversees administration of secondary school teacher training programs. Develops and optimizes processes, structures, and offerings in collaboration with stakeholders. Coordinates curriculum and participates in steering groups and public relations activities.

Drive revenue growth for high-priority merchant accounts by fostering relationships with DTC brands and identifying operational improvements. Manage a portfolio of 10-15 accounts, strategize international market expansion, and contribute to best practices within the team.

Data Engineer responsible for designing, building, and operating scalable data products on a Microsoft Fabric platform. Requires SQL, Python, and experience with Azure data services.

Relationship Manager will manage client relationships, ensuring optimum customer acquisition, retention, and income generation. Expertise across residency and citizenship programs is required.

As our Junior Content Marketer (f/m/x) for Italy, you will create and adapt written content for the Italian market, including ebooks, website pages, articles, and email campaigns. You will also optimize marketing copy and support other teams with written communication and translations.

Product strategist with deep iGaming platform experience needed to architect and evolve a multi-tenant PAM platform. Focus on wallet, KYC/AML, bonus, CRM, and RG tooling. Must have strong commercial acumen and experience leading cross-functional teams.

Service Engineer responsible for maintenance, repairs, and customer support of high-voltage systems (AIS, GCB). Requires technical education, practical experience, and German language skills (B2). Travel and on-site work are essential.

Manage and execute waterdrop's B2B and order fulfillment operations. Ensure timely, accurate, and cost-efficient order execution. Analyze fulfillment performance and identify process improvements. Support supply chain projects and standardized warehouse management processes.