Engineering Assistant

Engineering Assistant (26-004)

Department: Engineering & Construction

Grade: 108

Salary Range: $57,366.40 – $88,940.80

Hours: 7:00am – 4:30pm

Final date to receive applications: Sunday January 18, 2026

Position Summary: Under limited supervision, provides engineering support for a variety of projects and programs.

• Reviews development plans, specifications, and calculations for conformance with CWS Minimum Standards for the Design & Construction of Water and Wastewater Systems.
• Tracks and manages water and sewer development projects from initial submittal to start of construction.
• Prepares fee determinations and issues invoices to developers for CWS impact and tap fees.
• Determines availability and non-availability of water and wastewater service for development projects.
• Acts as liaison between CWS and developer engineers to obtain hydraulic flow analyses of water distribution systems and capacity analyses of wastewater collection systems.
• Prepares permit applications for submission to local, state, and federal permitting agencies.
• Prepares maps and exhibits by compiling data from record drawings, valve cards, GIS, and other applicable sources.
• Prepares written correspondence to developers and engineers.
• Organizes and conducts hydrostatic flow tests on CWS’ water distribution system.
• Assists process and/or project engineers in all aspects of project administration.
• Maintains correct knowledge of regulatory requirements and CWS minimum standards for water and/or wastewater.
• May be required to work during emergency conditions.
• Regular attendance is required.
• Job performance must conform to all CWS policies and procedures.
• Specific knowledge of CWS Environmental Management System Policy and Procedures.

• Performs other related duties as assigned.

• Ability to exert up to 50 lbs of force occasionally, and/or up to 20 lbs of force frequently, and/or up to 10 lbs of force constantly to move objects. Objects greater than 50 lbs require a two-person operation.
• Constantly works in internal / external environmental conditions. Subject to atmospheric conditions of one or more of the following that affect the respiratory system or skin:
  Fumes (paint), odors, dusts, gases, etc. Personnel Protective Equipment Required.
• Routinely ascend/descend ladders, stairs, and ramps as high as thirteen (13) stories at Plum Island and three (3) stories at Hanahan.
• Constantly positions self to move, traverse for long distances as necessary to perform required work.
• Ability to make visual observations of all basins and equipment, obtain instrument-reading data, and collect samples and field test readings from numerous sample points. (Hanahan)
• Must be able to turn large valve operator wheels and chain mechanisms (Hanahan).
• Ability to lift and/or transport up to 50 lbs. Objects greater than 50 lbs requires a two-person operation.
• May be required to wear a respirator.
• Using upper extremities to exert force in order to draw, drag, haul or tug objects in a sustained motion.
• Using upper extremities to press against something with steady force in order to thrust forward, downward or outward.
• Ability to receive detailed information through oral communication, and to make fine discriminations in sound, such as when to make fine adjustments to equipment.
• Ability to convey detailed instructions to other workers accurately, loudly, and quickly.
• Ability to observe and comprehend computer screens.
• Ability to work at elevated height levels as needed to perform various tasks.
• Ability to operate and maintain motor vehicles.
• Must be able to wear Personnel Protective Equipment (PPE) as defined in the Job Safety Analysis (JSA) to perform the required essential functions.

• Associate Degree in Civil, Mechanical (Engineering Dept. position only) or Chemical Engineering, or closely related science and two (2) year’s related experience; or combination of education and progressively complex work experience to equal five (5) years.
• Knowledge and understanding of Charleston Water System’s water distribution and wastewater collection systems.
• Knowledge and understanding of…