The defender and defensive midfielder commenced his professional career 1970 in the second division with Westfalia Herne. 1971 he moved to Borussia Dortmund. There he was part of a side that lost 1–11 against Bayern Munich and was relegated in 1972. He stuck with the club in ist first second division club, but the joined in 1973 Rot-Weiss Essen, a side that just won promotion to the Bundesliga. He stayed with the struggling club around their star Willi Lippens and players like Manfred Burgsmüller and Horst Hrubesch until relegation in 1977. Then he joined 1. FC Saarbrücken for a season, experiencing his third relegation.
He left Eintracht mid-season 1982–83 for just promoted Schalke 04. By the end of the season he had to face the fourth relegation of his career. He then quickly moved on to second division side Hannover 96, where he ended his time as a professional player after one season.
After a brief stint as part-time coach of an amateur side in 1982 he commenced a full-time coaching career as player manager of SV Heidingsfeld in the Bavarian town of Würzburg from 1984 to 86 and 1986 to 90 with 1. FC Schweinfurt 05, with which he achieved the then amateur third division championship and promotion. From 1990 to 1992 he coached Viktoria Aschaffenburg, also in the third division, where he won the championship in 1992.
After this he was hired by TSV 1860 Munich, a team that then had been dwelling for some years in the third division. He took the club inside two years to the first division and in 1997 qualified for the UEFA Cup, where 1860 was ousted in the first round by Austrian side Rapid Wien. In 2000, he led 1860 into the qualification for the Champions League, where the team lost against Leeds United with 1–2 and 0–1. In the ensuing UEFA Cup campaign 1860 was stopped by Italian club AC Parma: after a respectable 2–2 draw away, 1860 lost the home leg 0–2. In the season a sweltering conflict with club president Wildmoser came to a head after the team lost in the derby against Bayern Munich 1–5 and Lorant was let go.