Take another look @ 'Marvel Cinematic Universe' actress Cobie Smulders aka 'S.H.I.E.L.D. Agent Maria Hill' in a recent pictorial for "Esquire" magazine:
In addition to "Agents Of S.H.I.E.L.D.", Smulders also appears as "Agent Hill' in Marvel Studios' "The Avengers", "Captain America: The Winter Soldier", "Avengers: Age of Ultron" and the currently shooting "Captain America: Civil War".

"As with all S.H.I.E.L.D. operatives, 'Maria Hill' is a talented commander...
"...an expert marksman and capable hand-to-hand combatant.
"She is also the second most powerful figure in S.H.I.E.L.D. behind 'Nick Fury'..."
Click the images to enlarge...