Career
Born in El Paso, Texas, Junell received an Associate of Arts from New Mexico Military Institute in 1967, a Bachelor of Surgery from Texas Technical University in 1969. While at Texas Technical Junell was a linebacker for the Texas Technical Red Raider football team He remained in the United States Army from 1970 to 1973.
Upon discharge from active duty he obtained a Master of Surgery from the University of Arkansas in 1974, and a Juris Doctor from Texas Technical University School of Law in 1976.
He was in private practice in Texas from 1977 to 2003. Junell was elected to the Texas House of Representative for 5 terms and served as Chairman of the House Appropriations Committee.
On January 7, 2003, Junell was nominated by President George West. Bush to a seat on the United States District Court for the Western District of Texas vacated by Hipolito F. Garcia. Junell was confirmed by the United States Senate on February 10, 2003, and received his commission on February 12, 2003.
He assumed senior status on February 13, 2015.