• Conducts compliance inspections and testing of various industrial and commercial facilities to include: checking permits; checking for leaks; making sure equipment is in good working order; issuing Notices of Violation or Notices to Comply as appropriate; and scheduling and conducting follow up inspections.
• Conducts inspections related to illegal burning, to include: driving to the site and taking pictures; initiating case; conducting interviews; gathering evidence; completing report; and presenting to the District Attorney or issuing a Notice of Violation.
• Performs and documents visible emissions evaluations and conducts inspections of auto body shops, dry cleaning operations, and other businesses such as aggregate and Hot mix batch plants as needed.
• Backs up the burn program by issuing agricultural burn permits.
• Maintains and calibrates basic test equipment such as: Blockage Tester, Pressure Decay Tester, and Pressure Integrity Tester.
• Performs calculations utilizing formulas to assist in problem solving.
• Assist senior staff in reviewing emission inventory plans.
• Performs special investigations regarding complaints submitted by the public.
• Assists in source testing and toxic inventory programs by collecting and analyzing data and preparing reports.
• Responds to industry and public inquiries regarding District rules, regulations, and procedures.
• Conducts chemical and plume evaluation tests and records findings.
• Uses monitoring equipment and instrumentation to measure and evaluate various emissions and particulates.
• May act as backup receptionist; answers telephones, takes messages, screens calls, provides information to callers, receives citizen complaints, and directs calls and messages to appropriate person.
• Formats and types letters, memos, charts, labels, reports, or other correspondence on a word processor or typewriter.
• Composes correspondence in accordance with standard policies and processes routine and non-routine matters independently.
• Enters and retrieves a variety of information from a computer terminal.
• Coordinates prescribed burns and exemption burns by getting information from the Air Resources Board and Meteorology Department and forwarding to requesting party.
• Reports administrative and/or operational problems to supervisor.
• Maintains a variety of logs that track progress of activities.
• Disseminates a variety of information and/or reports to various agencies, divisions, or departments via telephone, mail, email or fax.
• Performs other related duties as assigned.

• Theories and principals of air pollution control.
• Air pollution control analysis techniques and control methodologies.
• Correct English usage, including spelling, grammar, punctuation, and vocabulary.
• Applicable state, federal and local ordinances, laws, rules and regulations.
• External governmental bodies and agencies related to area of assignment.
• All computer applications and hardware related to performance of the essential functions of the job.
• Standard business arithmetic, including percentages and decimals.
• Record keeping, report preparation, filing methods and records management techniques.
• General office procedures, policies and practices, as well as knowledge of computer/VDT and other general office equipment.

• Using a word processor or computer to rapidly enter and retrieve data and information and create spreadsheets.
• Using tact, discretion, initiative and independent judgment within established guidelines.
• Communicating orally with internal staff, citizens, and other departmental staff in order to give and receive information in a courteous manner.
• Operating general office machines such as copiers, facsimile machines, telephone systems, and two-way radio base stations.

• Ability to obtain a valid California Visible Emissions Evaluation Certificate and other required licenses and certifications.
• Ability to read and interpret documents such as regulations, safety rules, operation and maintenance instructions, and procedure manuals.
• Ability to understand and carry out written and oral instructions, giving close attention to detail and accuracy.
• Ability to establish and maintain effective working relationships with others.
• Ability to draft and type correspondence.
• Ability to apply basic algebra and math such as add, subtract, multiply and divide whole numbers, common fractions and decimals and manipulate equations.
• Ability to deal with problems involving several concrete variables in standardized situations.
• Ability to work in small enclosed spaces and/or from ladders or scaffolding in high places.
• While performing the essential functions of this job, the incumbent is regularly required to stand and walk, use hands to finger, handle, or feel objects, to reach with hands and arms, speak and hear, lift and/or move up to 50 pounds and maintain body equilibrium to prevent falling when walking, standing, crouching, or running on narrow, slippery or erratically moving surfaces.

• It is your responsibility to demonstrate through your application materials how you meet the minimum qualifications of the position/s for which you apply.
• You must complete all sections of the application. A résumé or other information you feel will help us evaluate your qualifications may be attached to your completed application, but will not be accepted in lieu of completing any part of the application. Blank applications that contain only a résumé or those that reference “see résumé” will be rejected as incomplete.
• Check your application before submitting to ensure it is complete and correct; no new or additional information will be accepted after the closing date.
• Inquiry will be made of your former and current employers; please provide the names and telephone numbers of supervisors on your application.
• You must provide the names and contact information of at least three (3) references (not relatives) that have knowledge of your job skills, experience, ability and/or character.
• Application materials are the property of Mendocino County and will not be returned.
• It is your responsibility to keep your NEOGOV profile updated, including any changes to your telephone number or address. Failure to do so may result in missed notification of exams or interviews.
• The exam process listed on this flyer is tentative. Mendocino County reserves the right to make necessary modifications to the examination plan. Such revisions will be in accordance with approved personnel standards. Should a change be made, applicants will be notified.
• The provisions of this job bulletin do not constitute an expressed or implied contract.

• E-Verify Notice of Participation (Download PDF reader)
• Right to Work (Download PDF reader)

Mendocino County is located north of the San Francisco Bay Area and includes some of the world's most stunning coastline and redwood forests. Amidst the exquisiteness of the rural geography is a flourishing wine industry. All of the physical beauty of the county combines to create a unique setting in which some are lucky enough to be able to work and live. Hiking, fishing, and whale watching are just a few of the outdoor activities found in the area.

Created in 1850, the county's population is currently over 90,000. Ukiah, the county seat, is situated along Highway 101 and located approximately 100 miles north of San Francisco. It is nestled in the Yokayo Valley in the southern end of the county. Ukiah serves as a regional hub for services and commerce.

Affordable housing is available within the county. In addition, the area boasts good schools, a variety of cultural events, fine restaurants, shopping, and tasting of some of the finest wines and craft beverages in the world.

The County of Mendocino employs approximately 1,200 employees and operates on an annual budget of roughly $235 million. Service locations are distributed throughout the area to place them as close as possible to the widely dispersed communities of the county.

• Air Quality Technician - Extra-Help

• County of Mendocino, CA
• Ukiah, California 95482 United States View Map

• Salary: $25.30 - $30.74 Hourly USD

• Posted: Jul 11, 2026
• Location: Ukiah,California

• Full Time
• Clerical and Administrative Support
• Environmental Services