**LABORATORY INTERN FOR WASTEWATER TREATMENT PLANT** Major: Laboratory Technician or related field (ACTIVE STUDENT) We are seeking an active student to support the laboratory of our company dedicated to the operation of wastewater treatment plants. Responsibilities: * Verification of receipt and preparation of composite samples. * Perform basic analyses such as pH measurement, conductivity, temperature, titrations, and colorimetry, among others, according to established procedures and involving low risk and exposure. * Assist in the preparation of materials, including specific cleaning, taring materials to constant weight, and preparing working solutions. * Use and handling of laboratory equipment and instruments, reporting any discrepancies. * Support in the preliminary treatment of samples for analyses in areas such as titrations, colorimetry, potentiometry, among others, under the supervision of the laboratory assistant and/or laboratory supervisor. * Update applicable logs within the management system corresponding to the laboratory area. Skills: * Analytical techniques and laboratory equipment handling * Handling of chemical products * Regulatory knowledge * Organization, cleanliness, 5S * Office software proficiency Work schedule: Monday to Friday from 8:00 am to 4:00 pm Hired through COPARMEX with a monthly stipend of $8,400 Mexican pesos plus accident insurance. Location: Prolongación Avenida de la Poesía S/N between Río Querétaro and Dren El Arenal, Col. Santa María Magdalena, C.P. 76179