Jimenez (1-1) blew his first save of the season and took the loss in the first game of Monday's doubleheader against the Padres, coughing up four runs on three hits and two walks in one inning. He failed to strike out a batter.
Jimenez struck out two over 1.2 perfect innings Sunday to record his second hold of the season in a win over the Diamondbacks.
Jimenez struck out one in 0.2 scoreless innings of relief during Sunday's split-squad game against the Red Sox.
Jimenez signed a three-year, $26 million contract extension with Atlanta on Thursday.
Jimenez struck out one over 1.2 perfect innings of relief Wednesday to record his fourth hold of the season in the second game of a doubleheader against the Tigers.
Jimenez was activated Saturday from the paternity list.
Atlanta placed Jimenez on the paternity list Wednesday.
Jimenez might get some save opportunities with Atlanta while Raisel Iglesias (shoulder) is out.
Jimenez struck out one in a perfect sixth inning during Saturday's Grapefruit League game against the Phillies.
Jimenez is already throwing side sessions and is expected to be fully recovered from offseason back surgery prior to Opening Day, David O'Brien of The Athletic reports. "Oh, yeah, he's fine," Atlanta manager Brian Snitker said Thursday.