Jose Castaneda holds a BS in Electrical Engineering from the US Air Force Academy and an MS in Aeronautics from Embry-Riddle Aeronautical University. He served as a B-52 Pilot in the USAF, retiring as a Lt. Col. Castaneda has experience in both the military and private sectors, having transitioned from a high-ranking military position to a role in the Senate. He is also active in community organizations, such as the Knights of Columbus.

Jose Castaneda combines a traditional conservative stance on social issues with an unconventional approach to economic and environmental policies. He supports deregulation and reduced federal involvement in healthcare and education, yet he champions a strong military and increased defense spending. Castaneda's skepticism towards climate change policies that he believes hinder economic growth, alongside his advocacy for fossil fuel expansion, presents a notable tension in his overall strategy.