- 2011 - present Professor, UNT
- Jan. 2009 - present Curators' Professor, Missouri S&T
- Sept. 2006 - Dec. 2008 Professor, Missouri S&T
- Sept. 2003 - Aug. 2006 Associate Professor, Missouri S&T
- Aug. 1999 - Aug. 2003 Assistant Professor, Missouri S&T
- July 1997 - July 1999 Adjunct Assistant Professor, UC-Davis
- March 1994 - June 1997 Post Graduate Research Associate, UC-Davis
- 1989 - 1994 Group Leader, Creep Group, DMRL, Hyderabad, India
- 1993 - 1994 Project Leader, DMRL, Hyderabad, India
- Fall 2008 Visiting Faculty, UI-UC
Professional Affiliations
The Minerals, Metals and Materials Society (TMS)
- Vice-chair (2010-2013) of TMS Structural Materials Division Council
- Member, Energy Materials Innovation Impact Team (Materials Integration in Clean Energy
Systems)
- Past Chair (2002-04) of the joint ASM/TMS Committee on Mechanical Behavior of Materials
- Member, TMS Shaping & Forming Committee, TMS Powder Materials Committee
American Society of Metals (ASM)
- Past Vice-Chair of the Nanomaterials Task Force
- Past Member of New Products and Services Committee
American Welding Society
- Life Member of Materials Research Society of India