VTS Personnel are persons primarily trained in VTS operations and holding appropriate qualifications issued by, or on behalf of, a Government or a Competent Authority.
Two grades of skills, knowledge and competence of VTS personnel are set out in this recommendation namely, VTS Operator and VTS Supervisor respectively (Annex 1 and 2 provide a broad guide regarding job descriptions of these two grades).
VTS Personnel may also include VTS Managers, who should ideally hold qualifications appropriate to the duties performed.
Source: IALA Recommendation V-103 (2009)
Vessel Traffic Services
International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM