He and his new family then officially relocated to Paris where he joined the Radiodiffusion Française (now called Radiodiffusion-Télévision Française French for "French Radio and Television Broadcasting") in 1936 and began his work in radio broadcasting and presentation.
In 1935 he began a relationship with a woman named Elisabeth Schmitt, and later in the year married her and with her had his first child, Marie-Claire Schaeffer.
Later in 1934 Schaeffer entered his first employment as an engineer, briefly working in telecommunications in Strasbourg. First experimentations and work in broadcasting and engineering marriage and fatherhood He may have also received a similar qualification from the École nationale supérieure des télécommunications, although it is not verifiable as to whether or not he ever actually attended this university. Schaeffer received a diploma in radio broadcasting from the École Polytechnique. Afterwards he moved westwards in 1929 to the École Polytechnique in Paris and finally completed his education in the capital at the École supérieure d'électricité, in 1934. He studied at several universities in this inclination, the first of which was Lycée Saint-Sigisbert located in his hometown of Nancy. However his parents discouraged his musical pursuits from childhood and had him educated in engineering. His parents were both musicians (his father a violinist his mother, a singer), and at first it seemed that Pierre would also take on music as a career.