He amassed Segunda División totals of 197 matches and seven goals over the course of ten seasons, representing seven different clubs, aside from nine appearances in La Liga with Albacete.
On 22 October 1992, aged just 18, he made his first-team debut by coming on as a half-time substitute for Juan Antonio Chesa in a 5–1 home routing of Utebo FC, for the season's Copa del Rey.
Monteagudo scored his first professional goal on 30 January 1999, netting the opener in a 1–1 home draw against SD Compostela for the second division championship.
In July, he moved to fellow league team CP Mérida, appearing sparingly during his one-season spell and leaving the club the following summer as it folded.
[16] On 10 September 2018, Monteagudo moved abroad for the first time in his career, after being appointed manager of Superleague Greece side Apollon Smyrni FC,[17] but was dismissed the following 2 October.