Announcement has been made of the engagement of Amanda M. Rosboschil, of New Columbia, and Charles F. Knowlden III, of South Williamsport.

A Sept. 23 wedding at the Greenwood Hunting Lodge, Ralston, is being planned.

Rosboschil is the daughter of Tammy and Michael Rosboschil, of New Columbia. She graduated from Milton Area High School in 2010 and attended Shippensburg University. She is employed by the Snyder Union Mifflin Child Development Inc., Lewisburg, as a preschool teacher.

Knowlden is the son of Jeanne M. and Charles F. Knowlden Jr., of Williamsport. He graduated from Williamsport Area High School in 2008 and received a degree in collision repair from Pennsylvania College of Technology. He is employed by Penn Detroit Diesel, Muncy, as a parts sales representative.