Working Student - Controlling (m/f/d)

TYTAN Technologies. At TYTAN , we aim to set a global standard in autonomous air defense with AI-driven, cost-efficient systems that counter unmanned aerial threats at scale. We protect people. We protect critical infrastructure. We protect Europe’s sovereignty. As a Working Student in Controlling, you will support the Controller and Head of Finance with hands-on analytical work across budgeting, forecasting, cost analysis, and management reporting. Beyond classical controlling, you will actively use AI tools, write SQL queries, and help build and maintain finance automation (VBA, scripting, internal tools). This is not a filing-and-formatting role: you will work directly with real financial data and real code in a fast-scaling defense company. Your roadmap to make an impact Reporting & Variance Analysis Support monthly Actuals vs. Forecast analysis, including variance calculations and commentary Maintain and improve management P&L and cost center reporting Prepare ad-hoc analyses on costs, projects, and business performance Budgeting & Forecasting Assist in building and maintaining rolling forecast models, including scenario analysis Support the annual budget process, including data collection, template preparation, and consolidation Help translate operational inputs (e.g., hiring plans, production schedules, sales forecasts) into financial projections Data Quality & Process Support Support data reconciliation between Odoo, DATEV, and reporting tools Maintain controlling master data and contribute to process improvements Project & Sales Controlling Assist in tracking project budgets, milestones, and margins Prepare sales controlling reports, including revenue tracking, order intake, and KPIs Finance Tools & Automation Use AI tools (e.g., Claude) to support finance workflows and reporting Develop and maintain VBA, SQL, and other automation solutions for reporting and data analysis Contribute to improving internal finance tools and processes Background Currently enrolled in Business Informatics, Finance, Controlling, Business Administration, or a related quantitative field Strong interest in financial analysis, controlling, and management reporting Initial practical experience through internships, working student roles, or academic projects Skills Strong Excel skills and confidence working with structured data Basic SQL knowledge or willingness to learn Interest in automation, programming (Python, VBA, etc.), and AI applications in finance Analytical, detail-oriented, and comfortable working with data Fluency in German and English are required Mindset Proactive and self-driven, with a hands-on approach Adaptable in a fast-paced, evolving environment Curious about underlying business processes and data Why TYTAN? Build technology with real operational impact: Develop autonomous defence systems designed to protect lives and strengthen Europe’s security. Shape scalable defence capabilities: Work on solutions built for mass deployment, cost efficiency, resilience, and reliable production at scale. Contribute to networked air defence: Help integrate our systems into multi-layered defence architectures alongside sensors, command systems, and effectors. Develop for real-world operations: Build capabilities together with end users and improve them continuously based on direct operational feedback. Move fast and take ownership: Work in a focused, high-performance team where decisions are made quickly and individual contributions have immediate impact. Define a new generation of defence technology: Join early and help shape the products, engineering standards, culture, and direction of a fast-growing deep-tech company. Work with an international mission-driven team: Collaborate with experienced specialists united by the goal of creating sovereign and effective security capabilities for Europe. Our Benefits Monthly allowances: €68/month in flexible benefits including lunch discounts and EGYM Wellpass or shopping credit Regular health car…