[1][2] Jao studied at the De La Salle University since elementary until college.
[1] Jao started in 1978 in Solidmills (a team in MICAA) as its assistant manager.
He also worked as assistant coach under Manotoc in U/Tex Wranglers and San Miguel Beermen.
In the two-year existence of Manila Beer Brewmasters, he served as their manager and team scout.
[3] He also served as team consultant for Rain or Shine Elasto Painters (also the alternate governor and general manager until 2013),[4] TNT Tropang Giga (with Norman Black as head coach), Meralco Bolts, Philippine national team, Ateneo and San Beda.