Prior to becoming the resident weather anchor for TV Patrol, Atienza served as councilor of the 5th District of Manila for three terms.

He is currently working at GMA Network as a segment presenter for 24 Oras, and as the host of daytime variety game show TiktoClock and infotainment program Dami Mong Alam, Kuya Kim!.

[7] A year later, he transferred to University of Philippines Diliman, where he would earn his bachelor's degree in Film and Audiovisual Communication.

[13] Atienza started his stint on TV when he began hosting Magandang Umaga, Pilipinas' Animalandia as well as voice acting in the 90's.

[6] He returned to radio for the 2nd time in DZMM (now Radyo 630) via Sakto with Amy Perez-Castillo, replacing original host Marc Logan who left the show.

On September 29, 2021, Atienza announced his departure from ABS-CBN, effective October 1, revealing his move to GMA Network.

[16][17][18][19] In July 2022, Atienza became one of the leading hosts for the noontime variety game show TiktoClock, along with Pokwang and Rabiya Mateo (now replaced by Herlene Budol).

"[23] Atienza said that Eliana was merely put on temporary leave of absence, prior to a school investigation set on May 10.

[25][26] Eliana informed GMA News Online that her father confirmed "she will be back in the next semester after their summer break.