In June, 1996 – Public Manager, College for Public Administration. Thesis: Regulatory Framework of Civil Aviation.
In January, 2000 – Doctor of Jurisprudence, Faculty of Law and Political Sciences at the Eötvös Loránd University (ELTE). Thesis: Harmonization of the EU Civil Aviation Regulations.
In September, 2018 – Ph.D., Doctor of Philosophy, Faculty of Law and Political Sciences at the Eötvös Loránd University (ELTE). Thesis: The Multilateral and Unilateral Role in Civil Aviation. Create Unity and its Illusion.
In January, 2017 – Passed Bar Exam.
In September, 2002 – Adv. Master of Air and Space Law (LL.M.), International Institute of Air and Space Law at the Leiden University (IIASL). Thesis: Legal Framework and Challenges of Airline Alliances.
From January, 1990 to January, 1993 – Flight Operation Officer, Crew manager, Flight Department at Malév Hungarian Airlines.
From January, 1997 to January, 1998 – Legal Advisor, Legal and Administration Department at Malév Hungarian Airlines.
From February, 1998 to March, 2000 – Advisor, International and Commercial Affairs Department at Malév Hungarian Airlines.
From April, 2000 to June, 2003 – Chief Advisor, to COO and to CEO at Malév Hungarian Airlines.
From July, 2003 to October, 2004 – Legal Director at Malév Hungarian Airlines.
From November, 2004 to December, 2007 – Representative on the Council of ICAO, International Civil Aviation Organization (ICAO).
From 2006 to 2007 – Vice-President on the Council of ICAO.
From February, 2008 to September, 2014 – Legal Director, Alliance Director, Senior Chief Advisor, to CEO at HungaroControl – Air Navigation Services Ltd. Co.
From August, 2018 – to September, 2021 – Bar Association Advisor, Aviation lawyer – MoD HM EI Ltd. Co. – Aviation Division.
Attila Sipos is a Committee member of the European Air Law Association (EALA) since 2004.
Committee member at Space Law Committee of the International Law Association (ILA) since 2020.
Researcher of the University of Public Service (NKE) Space Law and Policy Research Centre.
Delegate of the scientific conferences:
The 7th St Petersburg Air Law Conference (St Petersburg, Yusupov Palace, 2017);
The 8th St Petersburg Air Law Conference (St Petersburg, Pavlovsk, Pavlovsk Palace, 2018);
The 9th St Petersburg Air Law Conference (St Petersburg, Zubov Institute, 2019);
The 10th St Petersburg Air Law Conference (St Petersburg, Kelch Mansion, 2021);
The 11th Air Law Conference in Baku (Baku, Museum Center, 2022).