A sound tech's primary duty is to assist the sound engineer and he has only one major responsibility, which is to be attentive. Load in and load out are second only to that primary responsibility.
Be Attentive There are many facets to being attentive. First and foremost a good sound tech will attend to the needs of the engineer. Being attentive means paying attention. The engineer should have no difficulty at all communicating with his tech. Some of the common means of communication that are used during shows are:
Two-way radios or closed circuit comm. systems
A nod of the head
A printers with sd card slot must follow his engineer's lead and must constantly glance at the engineer to see if he needs something. The engineer of any show has a lot on his mind. There is a lot he has to be responsible for to achieve truly professional results. The engineer must focus on several things at once: the artists, the sound, and the audience. One thing he should not have to focus on is getting his tech's attention. Anytime the engineer has difficulty communicating with his tech, the tech is failing to do his job. It is the responsibility of the tech to be attentive. The engineer should never have to leave his seat after the artists arrive.