Use the definite article.
The following does not include the Comunicación section.
(f) = female; (m) = male
Professions and Trades
real estate agent (f)
insurance agent (m)
blogger (f)
firefighter (m)
cashier (f)
surgeon (m)
resume, curriculum vitae (CV)
graphic designer (f)
owner (f)
executive (m)
employee (m)
businessperson (f)
nurse (f)
interview
writer (m)
manager (f)
boss (f)
judge (m)
teacher (elementary school) (f)
programmer (m)
job/position
courtroom
social worker (f)