Campos began his professional baseball career as a member of the Águilas del Zulia of the Venezuelan Winter League in 2010. In 4​2⁄3 innings pitched, Campos posted a 7.71 earned run average (ERA) and five strikeouts. In 2011, he signed with the San Diego Padres organization and was assigned to the Short Season-A Eugene Emeralds. Campos made only one appearance for the Emeralds in 2011, surrendering four earned runs in two innings. It was later determined that Campos required Tommy John surgery, and he subsequently missed the entire 2012 season recovering. He was assigned to the Class-A Fort Wayne TinCaps to open the 2013 season, and later earned a promotion to the Double-A San Antonio Missions. In 67 total innings, Campos pitched to a 3–1 win–loss record, 1.61 ERA, and 106 strikeouts.\n', '

Campos began the 2014 season in Triple-A with the El Paso Chihuahuas. but was sent back to Double-A in May. He remained with the Missions until the end of the minor league season, and finished the year with a 2–7 record, 6.37 ERA, and 108 strikeouts in 82 total innings.\n', '

Following the completion of the minor league season, Campos was called up by the Padres on September 1, 2014. He made his major league debut on September 3, and made six total appearances for the Padres in September, allowing four earned runs in seven innings. Campos spent the vast majority of the 2015 season in Triple-A El Paso, making only one appearance with the Padres. With the Chihuahuas, Campos pitched to a 2–0 record, 2.90 ERA, and 68 strikeouts in 49​2⁄3 innings. In his one relief appearance for the Padres, Campos allowed one earned run in one inning.\n', '

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