Analyze blood and urine evidence using established procedures and guidelines, keep precise records, and develop scientific conclusions. Have certification from Texas DPS Breath testing to perform job duties as certified Technical Supervisor or obtain certification through training within the first year of employment, if needed. Perform maintenance on Intoxylizers and secure and maintain care custody of Intoxylizer maintenance records as per established guidelines. Download the records from computer for Texas DPS as needed. Participate in Texas DPS Quality Assurance audit program. Comply with discovery orders. Participate in laboratory projects and complete tasks as assigned by the supervisor. Observe and participate in training for police cadets about Intoxylizers and blood and urine alcohol training in performing basic maintenance, calibrate quality control for on site Intoxylizers. Properly maintain the records. Prepare sectional standard operation procedures for accreditation. Provide technical assistance to police officers, assist district attorneys, other law enforcement agencies, and civic groups. Provide testimony ALR hearings and at District/County Court.