In order to drive, individuals must be physically capable of operating the vehicles safely and must possess a valid, Class C, California driver's license. Possession of a Grade IV Laboratory Analyst Certificate, as issued by the California Water Environment Association, is desirable. Some lifting and moving of objects such as sample containers weighing up to 50 pounds may be required when performing laboratory analyses. Also in connection with performing laboratory analyses, bending and stooping to retrieve samples weighing up to 50 pounds is common. When carrying supplies, incumbents walk over uneven and slippery surfaces as well as climb ladders and stairs.
Incumbents use a computer terminal for data entry.
Principal Laboratory Analysts distinguish colors while conducting a variety of chemical tests, and respond to various audible alarms coming from testing equipment for the purpose of determining the completion of laboratory tests. It is common for incumbents to stand or sit for extended periods of time with the ability to move about at will. Individuals in this classification observe or monitor data and objects to comply with safety standards.