**Environmental Physicochemical Analyst:** **Requirements** * Professional or technician in Chemistry, Environmental Engineering, or related fields. * Minimum of 6 months of experience in accredited environmental laboratories or quality control. * Training in ISO/IEC 17025, method validation, and uncertainty estimation (desirable). * Proficiency with physicochemical laboratory equipment. * Responsibility, organization, and commitment to result quality. **Responsibilities** * Perform physicochemical tests on environmental samples (water, effluents, soils, air), complying with NTP ISO/IEC 17025:2017 and INACAL guidelines. * Prepare and condition samples according to established methods (APHA, EPA, ASTM, among others). * Operate and maintain laboratory equipment such as UV\-Vis spectrophotometers, turbidimeters, analytical balances, among others. * Verify calibration and condition of equipment and materials. * Record results in official formats, ensuring traceability and accuracy. * Maintain workplace safety and cleanliness conditions. **Send your documented CV** (work certificates, academic degrees, training records, etc.) to the number **920 471 857**, indicating the position of interest. Job type: Full-time Application questions: * State your current academic degree and professional or technical career. * Are you licensed and/or registered? (Specify which applies). * Indicate your experience in the position of Environmental Physicochemical Analyst (time in months or years). * Have you worked in laboratories accredited under the NTP ISO/IEC 17025:2017 standard? * Specify your current residential district. * Do you have immediate availability for an in-person interview at our facility located at Km 23\.5 of the Panamericana Sur? * Indicate your salary expectations. Work location: On-site job