Jesse O'Brien

Certifications: CSCS, OPEX Level 2, CF-L1, Biomed Level 2

Jesse O’Brien has consistently pursued growth and improvement, both personally and professionally. He began working at the age of 13 and developed a passion for sports and endurance challenges, competing in marathons, ultra-marathons, and the 262-mile Texas Water Safari. While earning a degree in Entrepreneurial Management from TCU, Jesse combined business with a commitment to functional fitness, studying and training both domestically and abroad.

By 2011, Jesse had become a partner at Westlake CrossFit and began refining his coaching philosophy under the mentorship of OPEX founder James Fitzgerald. He later became an OPEX CCP Level 2 Coach and OPEX Ambassador. In 2015, Jesse and his wife, Amanda, launched Central Athlete, a holistic coaching facility in Austin, built around personalized training, behavioral science, and long-term client success. Today, Central Athlete reflects Jesse’s mission: to guide individuals toward sustainable, individualized fitness through consistent training, nutrition, and lifestyle alignment.