$42.89-$52.13 Hourly / $7,434.13-$9,036.23 Monthly / $89,209.54-$108,434.75 Yearly
Apply as a Transfer to Comparable Class applicant

Civil Engineer - Environmental (#353040)
$57.96-$70.46 Hourly / $10,047.19-$12,212.42 Monthly / $120,566.22-$146,549.00 Yearly
Apply as a Transfer to Comparable Class applicant


Under immediate supervision, incumbents in the class of Engineer Assistant - Environmental perform a broad range of moderately complex, professional engineering work which requires the application of public health, environmental and civil engineering principles, practices and theories.


This is the entry level in the professional Civil Engineer – Environmental series and is characterized by the responsibility for performing specialized engineering duties that relate to controlling environmental pollutants and public health hazards. 


This class is distinguished from the:

  • Civil Engineer – Environmental, which is assigned more complex projects and manages assigned projects which require exercising independent judgment and initiative.

Supervision Received and Exercised

Supervision is provided by an Environmental Health Supervisor.


Employees in this class may provide technical assistance to newly hired engineers and technical level engineering staff.

Essential Duties

This class specification represents the core area of responsibilities; specific position assignments will vary depending on the needs of the department.

  • Conducts or assists in detailed hydrogeological studies to determine environmental contamination; reviews engineering reports and specifications to prevent or remediate contamination of soil and ground water; evaluates reports of soil and ground water degradation and pollution; makes recommendations for prevention or abatement of contamination.
  • Assists in reviewing plans for compliance with State and local laws and regulations and sound engineering practices; consults with other responsible agencies and groups to coordinate compliance, investigations and site mitigations.
  • Assists in the development and implementation of policies and procedures; conducts professional reviews of reports and investigations submitted to Resource Management by other professionals in the field for compliance with applicable laws and regulations.
  • Assists in the design and/or review of on-site water supply and sewage disposal facilities on County-owned property.
  • Assists in and learns to apply principles of specialized professional engineering activity such as controlling environmental pollutants and public health hazards.
  • Interacts with public and professional organizations in matters of engineering, geology, hydrogeology and environmental health.
  • Learns to provide training to professionals and industry operators on hydrogeological management.

Knowledge, Skills & Abilities

Knowledge of:

  • Modern principles and practices in civil engineering and surveying.
  • Mathematics, physics and chemistry as applied to Civil, Hydrogeological or Environmental engineering; mathematics, physics and chemistry as applied to the field of engineering.
  • Principles and practices of engineering, geology, hydrology and hydrogeological exploration and assessment with a strong emphasis in hazardous substances and water quality.
  • Procedures for addressing complex hydrogeological problems related to contaminants in the subsurface environment. 
  • Principles and practices of site mitigation and aquifer restoration technologies.
  • Laws and regulations related to underground storage tanks, well drilling, water supply systems, landfills, onsite sewage disposal, water quality protection, and others applicable to hazardous materials management and environmental health.

Skill and/or Ability to:

  • Plan, organize and implement highly specialized technical projects with a minimum of supervision.
  • Analyze situations accurately and adopt an effective course of action.
  • Interpret and apply federal, state and local laws, regulations and policies.
  • Analyze and interpret technical data.
  • Prepare technical reports.
  • Develop and implement operational procedures.
  • Make decisions and independent judgments.
  • Communicate effectively both verbally and in writing; establish and maintain cooperative working relationships.
  • Collect and analyze data to draw logical conclusions and make appropriate recommendations.
  • Secure cooperation and teamwork among professional and/or support staff.
  • Understand and analyze expenditure reports.
  • Maintain accurate records and document actions taken.
  • Research regulations, procedures and/or technical reference materials.
  • Project consequences of decisions.
  • Work effectively with others who have objectives counter to assigned role.  

Education and Experience

  • Education: BS degree in geology, hydrology, or environmental or civil engineering and,
  • Experience: Six months of professional experience in the field of Environmental Engineering with an emphasis in water quality. 




  • Possession of or ability to obtain a valid Class C California driver’s license is required.
  • Possession of Engineer-in-Training Certification or a Registered Civil Engineer license in the State of California is required.
  • Incumbents shall obtain Registration as a Civil Engineer in the State of California within 4 years from the date of employment. Incumbents of this class will demonstrate necessary knowledge and abilities to be promoted to Civil Engineer – Environmental within 4 years.

Note:  All licenses, certificates and registrations must be acquired and/or kept current while employed in this class. Failure to do so may constitute cause for personnel action in accordance with Civil Service Rules or applicable bargaining agreement.


  • Independent Travel:  Incumbents are required to travel independently, for example, to perform work at other work sites, to attend meetings with other County employees, to attend meetings with community organizations, etc.
  • Hours of Work:  Incumbents may be required to work weekends, holidays, irregular hours, on-call, and after normal business hours.

CLASS: 352020; EST: 1/1/2001; REV: 6/12/2019;
CLASS: 353040; EST: 1/1/2001;