Sites; construction, towers, tower construction (familiarity), telco, power systems and derived power systems, grounding, physical site construction and accommodations, · RF; antenna theory, types, mounting, transmission line characteristics, testing methods, termination, attachment, grounding, attachment, combiners, lightning protection, rx multicouplers, attenuators, applicable test equipment. · Essential qualities: self-reliance, confidence, proven capability, political (customer relationship) awareness, integrity beyond question, customer intimacy, experience, knowledge, ability to shift gears on the fly as situations warrant, creativity, think-on-your-feet, focus, drive, commitment to the role.