“Its bring your baby to work day today,” the Dancing with the Stars alum, 25, captioned the shot.
In another photo, the proud mama wrote: “Can’t get enough of this peanut.”
Last month, Palin shared a shot returning to work after her one-month maternity leave.
“Back to real life today! I was fortunate enough to take the last month off to stay home with my babies. Today marks the first time I’ve left SailorG, but I could not be more thankful she’s in the best of hands!!” she captioned the image with 7-year-old son Tripp and her 1-month-old daughter.
On Dec. 23, Palin welcomed her baby girl with ex-fiancé Dakota Meyer.
The daughter of Sarah Palin has been working as a doctor’s assistant for a dermatologist in Anchorage, Alaska, for the past six years after her son was born in 2009.