Susan and Roy Hoffman of Erdenheim announce the engagement of their daughter, Nina Sara, to Lt. Sean Abram Stein, USN, son of Ann and Mark Stein of Hackensack, N.J.

    Nina holds a Bachelor of Science degree in education from the University of Maryland and a Master of Science degree in education from Johns Hopkins University. She is a technology teacher in Montgomery County, Md.

    Sean holds a Bachelor of Science degree in computer science from the U.S. Naval Academy. He is currently working toward a master's degree in engineering management from Old Dominion University and a Master of Business Administration degree from the Naval Post Graduate School. Sean is a submarine officer, currently assigned to the Naval Reactors Headquarters in Washington, D.C.

    Nina is the granddaughter of Leanore Silverman of Delray Beach, Fla., and the late Norman Abrahamson; and Esther Hoffman of Lansdale and the late Max Hoffman. Sean is the grandson of the late Edgar and Ruth Stein of Hackensack, N.J.; and the late Lajos and Anna Bihari of Kesztolc, Hungary.

    The couple, who lives in Maryland, is planning a September wedding.