"professionally competitive" is correct and usable in written English.
It is generally used to describe someone or something that is competitive in a professional setting. For example, "Irene is a highly successful executive because she is professionally competitive."
This in effect gave TPG an important head start in becoming a professionally managed, competitive organization.
Making every effort to get ahead professionally in the competitive job market, individuals in this cohort work hard to pay off mortgages although, with the help of their parents, some already own their home.
We are finding that there is a simultaneous decrease in the stigma about male grooming alongside an increase in the desire by men to use their improved looks to remain competitive professionally and personally.
This module teaches students how to position themselves professionally online in the competitive job market.
At younger and younger ages, we aim to prepare our kids to enter a competitive world, academically, professionally, and interpersonally.
Our competitive differences include professionally maintained aircraft, renter/instructor insurance, and our 24-hour scheduling service that will allow greater flexibility of our aircraft flight times.
Smith, meanwhile, had an active competitive background, including playing professionally overseas in his 20s, but now says he plays on average just 27 holes every two weeks.
Certification is an academically and professionally recognized credential that provides a competitive advantage when pursuing a new career or advancing in your current field.
Except, apparently, in Japan.A forthcoming paper* in the Journal of Financial Economics finds not only that inherited family control is still common in Japanese business, but that family firms are "puzzlingly competitive", outperforming otherwise similar professionally managed companies.
