Zigmas started studying at the Ignalina Music School with teacher Vytautas Panavas. Since 1999 Vilnius Conservatory (lect. Algimantas Pauliukevičius), 2001–2005. continued his guitar studies at the Lithuanian Academy of Music and Theater (LMTA) (Assoc. Prof. Julius Kurauskas). Later, LMTA studied for a master's degree in chamber music with a long-time member of the Vilnius State String Quartet, violinist, prof. Petras Kunca. During his studies, he improved his skills in master classes with Alexander Frauchi, Antonio Gonsalves, Jose Maria Gallardo del Rey, members of the Corona Guitar Quartet, and flamenco guitarist Paco Serrano.
As a soloist, he has actively performed with the Vilnius University Chamber Orchestra in Lithuania and France, and has also performed in concert halls in Germany, Latvia and Estonia.
Participated in the international Lithuanian-Belgian contemporary music project and performed at the Concertgebouw Bruges with LENsemble (Lithuanian Ensemble Network) and Het Collectief (Belgium).
He also played with accordionist Martynas Levickis and the orchestra Mikroorkestra, and performed the guitar solo part with the Lithuanian National Symphony Orchestra at the premiere of the 5th Symphony.
Since 2002 Zigmas has been an active educator. He is currently working at the Vilnius J. Tallat-Kelpša Conservatory and the Vilnius B. Dvarionas Music School. His students are winners of international competitions.
In addition to the International Baltic Guitar Festival and the competition organized with the quartet's colleagues, Zigmas is also one of the organizers of the International Classical Guitar Contemporary Music Competition.
The guitarist is constantly invited to the competition jury in Lithuania and abroad.
Zigmas is also the author of an arrangements and publisher.