Engineer Assistant (#372010)
$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


Under immediate supervision, incumbents in the class of Engineer Assistant performs civil engineering work in development, design and construction of civil and/or traffic engineering projects.


This is entry level within the professional Civil Engineer series level engineering using judgment and initiative to perform common engineering projects. The amount of supervision received and complexity of assigned projects varies with experience. As experience is acquired, the employee is expected to receive only occasional instruction or assistance as new or unusual situations arise. 

This class is distinguished from the:

·         Civil Engineer, which is expected to function at a higher knowledge level and exercise more independent discretion and judgement in matters related to work procedures and methods. 

Supervision Received and Exercised

·         Supervision is provided by an Engineering Services Supervisor or Senior Civil Engineer.


·         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. 

·         Designs or assists in the design of projects such as roads, drainage structures and buildings; prepares or assists in preparing construction plans, contract specifications and cost estimates, insuring conformity to state, federal and local requirements.

·         Inspects or assists in the inspection of construction of subdivisions, private roads and projects awarded to contractors or County crews.

·         Checks plans and design calculations for conformance to applicable codes, standards and engineering design principles; recommends acceptance or rejection of subdivision plans and confers with supervisors regarding County project plans.

·         Analyzes survey information for certain County, federal and state projects; prepares project proposals, specifications and instructions for project contractors.

·         Assists in and learns to apply principles of specialized professional engineering activity related to traffic, grading/soils, hydraulics, pavements, utilities design, and construction.

·         Maintains professional knowledge in applicable areas and keeps abreast of changes in job-related rules, statutes, laws and new business trends; makes recommendations for the implementation of changes; reads and interprets professional literature; attends training programs, workshops and seminars as appropriate.


Knowledge, Skills & Abilities

Knowledge of:

·         Modern principles and practices in civil engineering and surveying.

·         Mathematics, physics and chemistry as applied to civil engineering.

·         Strength, properties and uses of engineering construction materials.

·         Practices, methods and equipment used in construction, hydraulics and hydrology.

·         Knowledge of methods and procedures in surveying used to describe real property.

Skill and/or Ability to:

·         Operate office equipment including a personal computer, copy and fax machines and printers.

·         Drive a motor vehicle.

·         Ability to prepare complete designs of common road and drainage structures with skill and accuracy.

·         Accurately produce drafting work from field notes and other data.

·         Multi-task a variety of assignments, ensuring that timelines are met.

·         Utilize computer aided drafting and engineering design software.   

·         Perform work with increasing independence and judgment as experience is gained.

·         Draw detailed plans and write sections of specifications.

·         Inspect road, flood control, drainage structures, and related construction in the field.

·         Ability to prepare lengthy technical reports.

·         Develop and implement operational procedures.

·         Research regulations, procedures and/or technical reference materials on inspection criteria for construction.

Education and Experience

Bachelor’s degree from an accredited college or university in Civil Engineering is required.


No experience required.


  • 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 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.


CLASS: 372010; EST: 10/1/1986; REV: 6/12/2019;