Rosemary L Astheimer is an Assistant Professor of Practice in the Purdue Polytechnic Institute, Purdue University, West Lafayette campus. She received her BS in Mechanical Engineering from the University of Massachusetts in Amherst and her Master of Software Engineering from Brandeis University. In 2016 she earned a Technologist Level Professional Certification in GDTP (Y14.5) - Geometric Dimensioning and Tolerancing from ASME. In 2019 she was the recipient of the Excellence in Instruction for Continuing Lecturers for outstanding undergraduate teaching on the West Lafayette campus. In 2020 she was appointed to the board of directors for the Dimensional Metrology Standards Consortium.

Before joining Purdue in 2014, Astheimer spent over 15 years working in the CAD industry. She started her career in software support, transitioned to a pre-sales applications engineer focusing on business development of new products in the automotive industry.  Astheimer was most recently a Product Manager at PTC, one of the "big 3” CAD companies, working with aerospace and automotive customers to ensure their data exchange related tasks could be carried out in Creo. Her in-depth experience with major CAD systems, including CATIA V4, V5, NX, SolidWorks, and Creo filters into her instruction style where she is training both undergraduate and industry professionals in CAD design, MBD, PDM and PLM.

Outside of work she is a mom, enjoys working out, watching Formula 1 racing, and sewing clothing.  She is an active member and league coordinator of the LPGA Amatures Boston chapter.