"professional devotion" is correct and usable in written English.
You can use it in contexts where you're talking about someone's dedication to their job or profession. For example, "Her professional devotion was evident in her willingness to put in extra hours at the office."
They function in spite of the system, only because of the enormous professional devotion of their staffs.
Petraeus's ambition is legendary; his pride and his professional devotion to counterinsurgency have now become entangled in an exploitive electoral machine.
The theme, summarized bluntly by Fitzgerald, who has a professional devotion to canned wisdom, is that people try as hard as they can even though no one is really certain of anything.
While this "bootstrap" approach to new product initiation can be personally rewarding, such professional devotion can be an entry barrier for new investigators.
Ironically, considering his current professional devotion to mushrooms, he detested them back then, always pushing them to the side of his plate if anyone dared serve them up.
We recognize his extraordinary professional contributions, loyalty, devotion and friendship.
The director Barry W. Blau stein includes that clip in "Beyond the Mat," his documentary tracking his own obsession with professional wrestling, a devotion that began at age 8. His is apparently just the sort of mind that watches wrestling.
Ms. Newman asks: "If the 'approved program' of higher education, professional credentialism or devotion to home and hearth does not provide security and access to a life of fulfillment, then what does?" The question sets off reverberations nowadays in the least expected places, including television entertainment.
A Lassa Ward nurse for more than 6 years, Ms. Kovoma was "a wonderful person … very dedicated and professional with a devotion to the patients and her teammates," Garry says.
Col. Grundahl commended Colella for his professional competence and devotion to duty.
(Andy Webster) 'Now, Forager' (No rating, 1 33) Jason Cortlund and Julia Halperin's uneven, slow-brewed film focuses on a mushroom-picking couple of food professionals whose stubborn devotion to their discipline outlasts their attachment to each other.
