Jill Tietjen

Jill S. Tietjen (born 1954) is an American electrical engineer, consultant, women's advocate, author, and speaker. She is the president and CEO of Technically Speaking, Inc., an electric utilities consulting firm which she founded in Greenwood Village, Colorado, in 2000. She has written or co-authored fourteen books and more than 100 technical papers. A strong advocate for the participation of women and girls in the STEM fields, she establishes scholarships for women in engineering and technology, and nominates women for awards and halls of fame. She was inducted into the Colorado Women's Hall of Fame in 2010 and the Colorado Authors Hall of Fame in 2019, and elected to the National Academy of Construction in 2022.

Early life and education She was born Karen Jill Stein in Newport News, Virginia, in 1954.

She graduated from Hampton High School and entered the third class opened to women at the University of Virginia, in 1972.

In 2000 Her first nomination was for computer scientist Grace Hopper, who invented one of the first compiler related tools in 1952. In 1991 Hopper received the National Medal of Technology. Tietjen accepted the award on Hopper's behalf from President George H. W. Bush at a ceremony in the White House Rose Garden. Tietjen has nominated more than 30 inductees to the National Women's Hall of Fame across all fields of endeavor.

Writing and speaking Tietjen is an editor for the Springer Women in Engineering and Science series, and authored the series' introductory volume. She was a blogger for The Huffington Post from 2014 to 2018, writing about women's historical achievements.

Tietjen received training in public speaking in her first job at the Duke Power Company.

Tietjen is an Outside Director of the Georgia Transmission Corporation. She served as an Outside Director of Merrick & Company from 2010 to 2021. Since 2008, she is a trustee of the University of Virginia School of Engineering and Applied Science. She was elected to the National Academy of Construction in 2022.

Personal life In 1976 she married her first husband, a fellow engineering student whom she met at the University of Virginia, becoming known as Jill S. Baylor. They divorced in 1994. She was married to David Tietjen from 1996 to 2024. She resides in Centennial, Colorado.