Laboratory Analyst; A264210-4 Wastewater Treatment

Receives, analyzes, and processes incoming water samples. Records daily analysis results and prepares reports as required.

The intent of this job description is to provide a representative summary of the major duties and responsibilities performed by employees in this job. Employees may be requested to perform job‑related tasks other than those specifically presented in this description.

• Conducts routine bacteriological analysis of drinking water samples in accordance with applicable federal, state, and local regulations, including standards established by the Texas Commission on Environmental Quality ("TCEQ"), U.S. Environmental Protection Agency ("EPA"), and the NELAC Institute ("TNI"). Adheres strictly to approved Standard Operating Procedures (SOPs) and laboratory quality assurance protocols.
• Operates, maintains, and troubleshoots laboratory instrumentation and equipment used in microbiological and chemical water analysis, including proper handling of reagents, chemicals, glassware, and analytical equipment in accordance with safety standards.
• Performs required instrument calibrations, method verifications, quality control (QC) checks, and proficiency testing to ensure data accuracy, precision, and regulatory compliance.
• Accurately documents analytical results and maintains laboratory bench sheets, chain‑of‑custody forms, and electronic databases. Prepares daily, monthly, and regulatory compliance reports as required.
• Ensures compliance with the laboratory accreditation standards, maintains proper documentation for audits and inspections, and assists with internal and external assessments.
• Communicates effectively with laboratory personnel, supervisors, field staff, and other utility divisions regarding sample status, analytical results, and compliance matters.
• Assists with wastewater sample analyses as needed to support the wastewater laboratory operations.
• Will be required to drive a City vehicle for City business use.
• Performs other duties as assigned.

• Knowledge of testing equipment and procedures
• Knowledge of modern office procedures and methods including computers and applicable software
• Knowledge of English grammar, spelling, and punctuation
• Knowledge of basic math

• Skill in organization and time management
• Skill in performing a variety of duties, often changing from one task to another of a different nature
• Ability to build and maintain effective working relationships with others.
• Ability to communicate clearly and effectively both orally and in writing.
• Ability to maintain good planning and organizational skills.
• Ability to take and follow directions from supervisor.
• Ability to give directions to and gain compliance from assigned staff.
• Ability to perform strenuous work and routine work.
• Ability to maintain a valid Texas Driver License and a good driving record.
• Ability to project a positive and professional image of the City of Laredo.
• Ability to effectively communicate both orally and in writing in the English language and orally in the Spanish language.
• Ability to comply with all City of Laredo's policies and procedures.
• Ability to maintain good health and physical condition sufficient to permit the full performance of the duties of this position.

• Office or similar indoor environment, relatively free from unpleasant environmental conditions or hazards.
• Occasional exposure to unpleasant environmental conditions and/or hazards. Occasional outside work.
• Frequent exposure to unpleasant environmental conditions and/or hazards. Majority of work performed outside or with exposure to risk.
• Exerting up to 10 pounds of force occasionally, a negligible amount of force frequently, and/or constantly having to lift, carry, push, pull, or otherwise move objects, including the human body. Sedentary work involves sitting most of the time. Jobs are sedentary if walking and standing are required only occasionally, and all other sedentary criteria are met.
• Exerting up to 35 pounds of force occasionally, up to 20 pounds of force…