As security officers in professional level, including experience in the practice of electrical tasks, not less than three years and has experience as a speaker on a topic related subjects continued. Not less than three years.
A security officer working in the profession. Including experience in the operation. About the power of not less than three years. And experience as a speaker on subjects related ongoing. No less than three years
A safety officer working in professional level. The experience in practice. The electricity in less than three years. Experience as a guest speaker on the topic and related subjects continuously for not less than three years.