Hynek studied at the Faculty of Mathematics and Physics at Charles University in Prague in the 1980s.

After his studies he worked for a number of Czech companies before becoming a business manager.

[3] In 2011, Hynek became the new Chairman of the Association for Weapons and Defense Industry of the Czech Republic.

[5] Hynek announced his candidacy for the 2018 presidential election on 21 August 2017, and started gathering the signatures required to be registered as a candidate.

[6] On 17 October 2017, Hynek announced that he had gathered the 20 MP signatures needed for nomination.