A false display of careerist drive by someone who’d really rather just be drinking beer and/or watching TV all day. 

In a sentence:  “Sarah’s aggressive LinkedIn requests make you think she’s aiming for the corner office, but it’s all shambition. If you want to see how she really spends her time, look at her Pinterest page.”

See also:  Zenthusiasm—the art of achieving detachment and seeming to enjoy obligatory events—family gatherings, work retreats, etc.—that, in reality, cause great psychic pain.