Shabbir Ahsen has been a permanent faculty member at the Department of Social Sciences and Humanities, Lahore University of Management Sciences since Feb 2004. Before joining LUMS, Shabbir taught at the Department of Philosophy, University of Karachi from August 1993 to Feb 2004 as permanent faculty member. He also held administrative position at KU and served as In-charge, Department of Philosophy, University of Karachi from Jan 2001 to Feb 2004. He has also lectured as Visiting Faculty at Institute of Business Administration (Karachi), N.E.D. University of Engineering and Technology, Shaheed Zulfiqar Ali Bhutto Institute of Science and Technology (SZABIST) and Muhammad Ali Jinnah UNiversity.

At LUMS, over the past years, Shabbir has developed and taught courses on 'Logic and Critical Reasoning', 'Formal Logic', 'Analytic Philosophy', 'Philosophy of Science' and 'Continental Rationalism'. He is presently engaged in developing a course on 'Popper and Feyerabend'.

Shabbir is a member of Pakistan Philosophical Congress (PPC). He was appointed as the president of Logic and Metaphysics section of PPC in 2000 and was also a member of its Executive Council 2002-2005. At the University of Karachi, Shabbir was elected as member of Senate, Academic Council and Teachers' Society.