In 2018, she was appointed by Governor Bill Walker and unanimously approved by House Democrats to fill the vacant seat in District 38.

Zulkosky graduated from Bethel Regional High School in 2002.

After, she was the executive director of Nuvista Light and Electric Cooperative until 2016, at which point she became the vice-president of Communications at the Yukon Kuskokwim Health Corporation.

Zulkosky is on a "Leave of Absence" from YKHC while the Legislature is in session.

[4] After the resignation of Zach Fansler due to allegations of assault in February 2018, Zulkosky was appointed by Bill Walker,[5] making her the first Yup'ik woman to be a member of the Alaska Legislature.