The Department of Physics and Astronomy at the University of Pennsylvania invites applications for an Assistant Professor in high energy theory, broadly defined. Applicants from all areas of high energy physics, including particle physics, string theory, quantum field theory, particle cosmology, and the interface with mathematics are encouraged to apply. Senior appointments may be considered in exceptional cases. Applicants should have a Ph.D., an outstanding research record demonstrating independence and innovation, and strong interest in teaching and mentoring students. Interested candidates should submit materials online at http://facultysearches.provost.upenn.edu/postings/951 and include a curriculum vitae with publications, statements of research and teaching interests, and the name and contact information of at least three referees. Recommenders will be contacted by the University with instructions on how to submit a letter to the website. Review of applications will begin November 1, 2016 and continue until the position is filled. The Department of Physics and Astronomy is strongly committed to Penn’s Action Plan for Faculty Diversity and Excellence and to creating a more diverse faculty (for more information see: http://www.upenn.edu/almanac/volumes/v58/n02/diversityplan.html). The University of Pennsylvania is an EOE. Minorities/Women/Individuals with disabilities/Protected Veterans are encouraged to apply.