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State of Washington Classified Job Specification


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Class Code: 536F
Category: Science & Engineering


Performs the full range of professional environmental engineering duties within an assigned environmental program involving the protection of public health and/or the protection or restoration of the environment.

Distinguishing Characteristics

Duties do not include final engineering decisions and work is spot checked and reviewed by a licensed Professional Engineer.

Typical Work

Performs environmental engineering duties for a specific environmental program that include a review of engineering proposals, site plans, engineering reports, plans and specifications, and/or operation and maintenance of environmental systems; 

Ensures compliance with Federal, State and local laws, regulations and codes; prepares, recommends, and coordinates enforcement actions;  

Under supervision of a registered Professional Engineer, provides technical environmental engineering oversight for the planning, design, construction and initial operation and maintenance for projects receiving agency grant or loan funds; 

Conducts environmental inspections, audits and/or studies which include engineering review of industrial and sanitary waste water treatment systems, air pollution systems, hazardous waste treatment systems and/or other equipment/procedures to ensure application of sound engineering principles, designs and practices; 

Reviews and evaluates permits and permit applications to ensure current regulatory and engineering requirements; negotiates and writes permits;  

Provides technical engineering assistance to consultants, industry, local authorities, the public and other governmental agencies in the interpretation of environmental statutes and regulations, policy and regulation development, hazard assessment and/or data collection and interpretation;  

Reviews regulations, orders and guidelines; negotiates agreements and delegations where appropriate; 

Performs other work as required.

Knowledge and Abilities

Knowledge of:  principles and practices of environmental engineering and/or environmental sanitation; design, construction, and operation of air quality control, water supply and treatment and sewage and industrial waste disposal systems; laws and regulations governing sanitation; physical and biological sciences as related to environmental engineering; arithmetic, geometry, calculus, and engineering formulas.   

Ability to:  develop designs involving environmental engineering theory and judgment; establish and maintain cooperative working relationships with public officials and community groups; plan, promote, and conduct engineering projects; analyze significant environmental engineering and sanitation data; write evaluative reports.

Legal Requirement(s)

There may be instances where individual positions must have additional licenses or certification. It is the employer’s responsibility to ensure the appropriate licenses/certifications are obtained for each position. 

Desirable Qualifications

A Master's degree with major study in one of the following engineering fields:  sanitary, water resource, civil, geotechnical, environmental, chemical, mechanical, or related field. 


One year of experience in environmental engineering. 


An Engineer-In-Training Certificate or a Bachelor's degree with a major study in one of the following engineering fields:  sanitary, civil, geotechnical, water resource, environmental, chemical, mechanical or related field.  


Two years of environmental engineering experience.

Class Specification History

Revise class. Revises minimum qualification: adopted January 1, 1968.
Revise class. Revises minimum qualifications; adopted October 1, 1968.
Revise class. Revises minimum qualification; adopted December 1, 1968.
Revise class. Revises title (formerly Sanitary Engineer 2), definition, minimum qualifications, adds distinguishing characteristics; adopted September 18, 1989.
Revise class. Revises class code (formerly 62500), general revision; adopted May 10, 2007, effective July 1, 2007.