Sergio Herrera has over 10 years of experience in the oilfield working in cementing, acidizing, and frac companies. He has worked in various roles including sales supervisor, acid treater, pump operator, and sales. Herrera has skills in CDL driving, advanced computer skills, and 4 years of military service in the Navy as an aviation fuel specialist. Currently, he works as a sales supervisor for Allied Oil & Gas Services conducting acid and cement sales and jobs while supervising field personnel.