Environmental Health Specialist Senior - Onsite Wastewater

Company: Maricopa County

Location: Phoenix, AZ

Date Posted: October 29, 2021

Application Deadline: Open Until Filled

Employment Type: Full Time

Salary: $27.70 - $39.50 Hourly

Environmental Health Specialist Senior - Onsite Wastewater


Environmental Health Specialist Senior - Onsite Wastewater description image

About the Position

Do you consider yourself a technical program expert in on-site wastewater management and feel confident in your knowledge of septic system design, construction, and plan review? Come use your skills to safeguard the public's interest as an Environmental Specialist Senior! This role provides the technical review of complex plans for onsite wastewater treatment facilities. You will usually be the first to see newly proposed treatment technologies and will be exposed to wastewater management concepts pertaining to a variety of on-site wastewater treatment and disposal permits. Apply today!
About the Department of Environmental Services 
For more than 60 years, Maricopa County Environmental Services Department has been working with our community to ensure a safe and healthy environment. Maintaining a healthy environment improves the quality of life and seeks to prevent exposure to mosquito-borne diseases and hazardous substances in food, water, and soil. We are using education and innovative methods to protect more than 4 million residents of Maricopa County and its visitors.


We recognize your time is valuable, so please apply if you meet the following required qualifications.

  • Bachelor's Degree in Environmental Health, Microbiology, Entomology, Chemistry, Food Science or related field, with 30 semester hours of natural, physical, or applied science coursework (as specified on the Arizona Department of Health Services (ADHS) website)


  • Three (3) years of professional environmental experience that may include environmental program management, environmental planning, environmental compliance, or a directly related field


  • An equivalent combination of post-secondary education and/or job-related experience may substitute for the required minimum qualifications on a year-for-year basis.

Other Requirements 

  • Registered Sanitarian in good standing by the Arizona Department of Health Services at time of hire or must have passed the National Environmental Health Association (NEHA) Registered Environmental Health professional exam with a score of 650 or greater and obtain reciprocity from the Arizona Department of Health Services (ADHS) within six months of hire date
  • Must possess or have the ability to obtain a valid Arizona driver's license and have an acceptable driving record by the time of hire 

Our Preferred Candidate has

  • Experience developing and delivering technical training material
  • Experience with the design and construction of a variety of on-site wastewater treatment facilities. Examples include but are not limited to trench, bed, chamber, and seepage pit disposal systems, pressure distribution systems, aerobic treatment, recirculating sand filters, and engineered pad systems
  • Completed the University of Arizona/National Association of Waste Water Technicians (UA/NAWT) Soil & Evaluation for Onsite Wastewater Systems Course or equivalent 
  • Completed the University of Arizona/National Association of Waste Water Technicians (UA/NAWT) Inspection Training Course or equivalent
  • Completed the University of Arizona/National Association of Waste Water Technicians (UA/NAWT)  Intro to Design of Onsite Wastewater Treatment Systems Course or equivalent

Essential Job Tasks

The tasks listed are a representation and not an all-inclusive list of essential job tasks for this position. 

  • Serves as lead plan reviewer/inspector for alternative, commercial, and large flow onsite wastewater treatment facilities. Prioritizes projects based on submittal type and permit type. Coordinates workload with supervision staff and requests assistance from plan review staff as necessary
  • Serves as the Program’s technical expert for conventional, alternative, commercial, large flow, and complex conventional onsite wastewater treatment facilities. Provides technical guidance to staff to ensure Program standards, policies, Maricopa County Environmental Health Code, Arizona Revised Statutes, and Arizona Administrative Code is met on the most complicated systems
  • Performs construction inspections on conventional, alternative, commercial, and large flow septic systems as requested by supervisors or as determined necessary for field inspector training
  • Ensures that all final approval documentation has been received, reviewed, and processed for Discharge Authorizations related to conventional, alternative, commercial, and large flow onsite wastewater treatment facilities in compliance with the Arizona Administrative Code and delegated responsibilities
  • Trains Environmental Health Specialists to understand plan review and inspection procedures needed to ensure compliance of new or proposed onsite wastewater treatment facilities
  • Drafts plan review and inspection guidelines, standard operating procedures, MCEHC changes, and AAC changes based on Program needs and supervisory requests 
  • Drafts website, database, Program applications/forms, and customer communications based on Program needs and supervisory requests. Ensures electronic media stays current with Program, regulatory, and current event needs
  • As assigned, records, gathers, and organizes data for reports or based on the need of Program operations
  • As assigned, attends and participates in professional meetings, board meetings, conferences, and other environmental program-related functions. Drives a personal or county vehicle or provides for appropriate transportation to various work-related sites
  • Provides general customer service to both internal and external customers in person, by phone and e-mail, answering questions regarding Departmental activities and/or processes and those specifically related to alternative, commercial, large flow onsite wastewater treatment facilities, and compliance
  • Provides backup support for individual duties assigned to each plan reviewer or inspector. Coordinates and responds to internal and external inquiries related to unavailable staff or as assigned by supervision

Working Conditions 
May be subject to bending, reaching, twisting, kneeling, climbing, and stooping. Must be able to walk over unpaved and uneven surfaces such as may exist at construction sites. May be subject to repetitive motion such as typing or data entry. Frequent computer use involving the need to see details at close range. Must be able to manage frequent interruptions, time pressures, high work volumes, multiple and complicated tasks. Exposed to outdoor climate conditions and indoor commercial environments that are sometimes wet, unsanitary, and hot. Protective clothing (i.e. hard hat, steel toes shoes) is necessary for some environments. Must be able to lift floor to shoulder and shoulder to waist up to 30 pounds; must also be able to carry up to 30 pounds for a distance of 50 feet; may also be required to push and or pull up to 30 pounds for a distance of 50 feet.

Selection Procedure

The Maricopa County Human Resources Department reserves the right to admit to the selection process only those candidates considered to be the most highly qualified. Those selected will be assessed based on the evaluation of listed education and experience. The hiring authority will interview and select the successful candidate from a list provided by Human Resources.
All offers of employment made to new hires and rehires at Maricopa County are contingent upon successful completion of a post-offer, pre-employment thorough background investigation. A background investigation is conducted on a current employee who changes to a Safety Sensitive Position or one having the potential for serious adverse impact on the integrity or efficiency of the County. These requirements do not pertain to employees of elected officials who undergo background investigation processes administered through their respective offices.

Maricopa County is an EEO/ADA Reasonable Accommodation Employer.


Maricopa County


301 W Jefferson
8th Floor
Phoenix, Arizona, 85003



How to Apply

Please use the following link to apply: