While at BYU, she reported, anchored, and produced the university's daily cable newscast. She also worked as a reporter for Park City Television. While at BYU, Stagg completed serveral internships. In 2005, she recieved an Oscarson Discovery Grant which enabled her to relocate to New York City where she interned with ABC News 20/20 and Primetime Live.
In the summer of 2007, Stagg reported for the CBS Evening News with Katie Couric on one of the worst wildfires in Utah state history.
Stagg joined KSL 5 News in August of 2009. Prior to coming to KSL, Jennifer reported and anchored for another Salt Lake City television station, as well as stations in Iowa and Illinois.
In 2011, Stagg won first place in minority issues reporting and second place in the best TV reporter category from the Utah chapter of the Society of Professional Journalists. In 2010, She won two prestigious Edward R. Murrow Awards for Hard News Reporting and Feature Reporting. She won an Emmy award in 2009 for her in-depth report on a unique community of modern day cave dwellers in Utah's Southeastern desert, a report that was picked up by news organizations around the world. She has been nominated for five Emmy awards and her work has been honored by the Society of Professional Journalists and the Utah Broadcasters Association.
2012 brought two more awards from the Utah chapter of the SPJ. Jennifer received third place for "best TV reporter" and second place for personality profile.
Stagg grew up in the Salt Lake Valley. Before entering the field of journalism, she worked as a professional dancer and NBA Cheerleader for the Utah Jazz. She continues to choreograph routines for dance teams and cheer squads around the state.