Krzysztof Szlifirski has been employed at the Fryderyk Chopin Academy of Music since 1962, initially as a part-timer, and from 1971 as a full-time faculty member. He obtained the second-degree artistic qualifications in 1990 and was appointed professor in 1992. He has taught courses in history, aesthetics and production of electronic music, a course in recording of sound effects and a course in musical acoustics. He also taught various courses at the Warsaw University (1977-1978) and at the Silesian University (1978-1981). In 1998 he was invited to the Southwest Texas State University, as visiting professor. Professor Szlifirski was elected Dean of Department of Sound Engineering at the Fryderyk Chopin Academy of Music for the terms of 1981-1985, 1990-1996 and 1999-2002, Deputy Dean for the term of 1996-1999, and was reelected Dean in 2002.
Professsor Szlifirski's artistic activity is related with his work at the Polish Radio Experimental Studio. He was the co-founder of the Experimental Studio, served as its vice-Director from 1958 to 1999 and was appointed Director in 1999.
Professor Szlifirski composed film music, theatrical music, and music for TV and radio plays, jointly with Jozef Patkowski. As a sound engineer he produced and recorded electronic and electroacoustic music of prominent Polish and foreign composers, such as Krzysztof Penderecki, Wlodzimierz Kotonski, Andrzej Dobrowolski and François-Bernard Mâche. He participated in many international conferences on electronic music and was member of the EBU (European Broadcasting Union) expert group for subjective evaluation of music recordings. He took part in International Courses of New Music in Darmstadt (1963). He published numerous articles on various topics related to electronic music and sound quality assessment of music recordings, and is the author of an English-Polish dictionary of sound engineering terminology.
- Krzysztof Szlifirski, "New Technology and the Training of Composers in Experimental Music", 1970.