means any person who works for another person or who in any manner assists in carrying on or conducting the business of an employer; and who receives, or is entitled to receive, any remuneration; and "employed" and "employment" have a corresponding meaning, and which also includes-
a) the utilization of any person on contract performing the duties of a security officer, as defined in subclauses 2(41) to 2(46), and
b) in-house security officers, performing the duties as defined in subclauses 2(41) to 2(46), who do not fall under the jurisdiction of any other wage determination, sectoral determination or bargaining council agreement.