[2] Mykhaylo Zagirnyak entered the TOP-2% list of the career-long world most influential scientists according to the data of the researchers of Stanford University and the analysts of Elsevier and SciTech Strategies publishing house as of October 1, 2023,[3] and August 1, 2024.

From 1971 until 2002, Zagirnyak worked as a research assistant, senior lecturer, associate professor, head of the department and pro-rector of East Ukrainian Volodymyr Dahl National University.

He worked at the Universities of Kentucky and Texas as the winner of the long-term United States government grants for programs IREX (Electrical Engineering - 1983–1984) and Fulbright (Education Administration - 1997–1998).

In November 2002 he was elected Rector of Kremenchuk Mykhailo Ostohradskyi National University and he has been the head of it till the present time.

Chairman and member of a number of steering, program and technical committees of international and Ukrainian conferences and symposiums (Poland, Belgium, Italy, Slovenia).

[5] Honorary Diplomas of the: Badges of honor of the: Sign-award "Inventor of the USSR" (1988); Sign-awards of the: Honorary sign of the Physical Education and Sports Committee of the Ministry of Education and Science of Ukraine (2008) Third-degree Diploma of the Exhibition of Achievements of the National Economy of the Ukrainian Soviet Socialist Republic (1981); Medals of the: Full member of the: