When Amanda was around 10, her mother met and later married Chris Mellas, an IT specialist ten years her junior.
I knew only that the hit was commissioned; the man who took the contract was a specialist.
It caught the eye of an ambitious Spanish multinational—until then a specialist in building highways—called Ferrovial.
specialist spe·cial·ist (spěsh'ə-lĭst)
A physician whose practice is limited to a particular branch of medicine or surgery, especially one who is certified by a board of physicians.