Jaime regularly advises national and international sports organisations, clubs, athletes, agencies and other various sports stakeholders in front of decision-making bodies of international and national sports federations as well as in front of the Court of Arbitration for Sport. Jaime also advises in the drafting of contracts and regulations, as well as in the handling of disciplinary, ethics and contractual proceedings within sports federations. His expertise covers all contractual, disciplinary (including anti-doping, ethics, match-fixing, etc.), financial and licensing matters. 

Jaime joined the firm as a partner in 2022, when it still operated under its previous name Cavaliero & Associates. He did so after having worked for more than seven years in the FIFA legal affairs division.

Jaime became the organization’s first Head of Litigation in 2018. In such role, Jaime lead a team entrusted with the defence of all decisions passed by the different bodies of FIFA that were challenged before the Court of Arbitration for Sport and the Swiss Federal Tribunal.

Between 2014 and 2018, Jaime worked at FIFA’s Disciplinary department of which he became the Head in 2017. In that role and as Secretary to the FIFA Disciplinary and Appeal Committees, Jaime was responsible for supervising disciplinary procedures related to breaches of several FIFA regulations, including infringements related to match incidents, match manipulation, international transfers of minor players, failure to comply with FIFA or CAS decisions, doping, third party influence and ownership, etc.

During his time at FIFA, Jaime participated in -and oversaw- over 400 arbitral procedures on a wide variety of disputes on several topics: contractual, employment-related, governance, doping, ethics violations, match manipulation, third party influence (TPI) and third party ownership (TPO), sporting succession, etc.

Prior to joining FIFA, Jaime worked for an international law firm in Spain, specializing in corporate law. 

Jaime was admitted into the Madrid Bar Association after obtaining his Law Degree from the Universidad Pontificia Comillas (ICADE) in Madrid, Spain where he also obtained a Diploma in International Relations. He also holds a Master of Laws (LL.M.) from the Instituto de Empresa (IE) in Madrid, Spain. Jaime is also registered at the Geneva Bar.

Aside from being a lecturer in several sports law programmes such as ITTI, ISDE, University of Lausanne or FIFA’s Diploma in Football Law, Jaime is regularly invited to participate as a speaker in conferences and he has published articles on international sports law.

Jaime is the Vice-Chairperson of the Disciplinary Panel of the International Volleyball Federation (FIVB) and clerk of the Tribunal of the Equestrian International Federation (FEI). He is also an arbitrator at the Qatar Sports Arbitration Tribunal (QSAT) and a member of the Club Español de Arbitraje (CEA).Jaime is the Academic Director of the Master in International Sport Management of ITTI Sports Institute.