Internship | On-site | Madrid) ¿Por favor, lea la descripción al menos una vez antes de hacer clic en "Solicitar". We are looking for an Auxiliar Administrativo to help us grow our Innotaxes team in Spain. This is not just a role — it is a key opportunity to streamline our cross-border operations, directly impact efficiency, and grow within a fast-paced international tax consultancy environment.

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Management & Quality Control Review, classify, and digitally archive invoices and formal tax documentation for clients across multiple general markets. Accounting & Tax Support Provide hands-on technical support by performing bank reconciliations before data is transferred to a3 software. Deliver logistical support during high-volume periods, such as quarterly and monthly tax presentation closings.





Native or C1-C2 Spanish level Minimum B2 English level Valuable prior knowledge or familiarity with a3 management software. Degree in ADE, Finance, or related Minimum of 6 months to 1 year of prior experience working in a consultancy, tax advisory, or fast-paced corporate administrative environment. Hands-on mentorship and training in real-world accounting and advanced tax management tools (a3).

Continuous training and mentorship from an international team.

Contract type: Internship with an educational stipend (Requires a study center agreement)

📌 Auxiliar Administrativo - Internship (Madrid)
🏢 InnoTaxes
📍 Madrid