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Apex Companies

Water Treatment Process Engineer

Hybrid; Providence, RI; Quincy, MA; Woburn, MAFrom $102kmidAdded today

About this role

Apex Companies seeks a detail-oriented Drinking Water Treatment Process Engineer to support water supply and treatment projects across the Northeast. You'll contribute to the full project lifecycle—from conceptualization through facility startup and optimization—on groundwater/surface water treatment plants, pump stations, and facility upgrades, working hybrid from Massachusetts or Rhode Island offices.

What you'll do

  • Prepare technical memoranda, reports, calculations, designs, drawings, specifications, permit applications, and cost estimates on assigned projects
  • Monitor project schedules and budgets, report progress, and identify scope changes or additional work
  • Coordinate with subconsultants under senior staff direction
  • Serve as Lead Designer on less complex projects or discrete components of larger initiatives
  • Support all phases of water treatment projects from planning through facility startup and optimization
  • Collaborate with project managers and senior engineers on design and engineering deliverables

What they're looking for

  • Water treatment process design and engineering
  • Technical writing and documentation
  • CAD and design software
  • Project cost estimation and budgeting
  • Permit application preparation
  • Communication and coordination with multidisciplinary teams
  • Problem-solving and attention to detail
  • Knowledge of drinking water regulations and standards
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Apex Companies

Apex Companies is an AEC consulting firm that designs and delivers civil engineering projects across land development, water infrastructure, wastewater systems, and waste facilities. The company is hiring Project Engineers, Civil Engineers, and Water Treatment Process Engineers for roles based primarily in the Northeast and Mid-Atlantic regions, offering hybrid and remote positions focused on design, permitting, fieldwork, and technical support.

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Likely interview questions

  • Describe your experience with drinking water treatment plant design—what types of systems have you worked on?
  • Walk us through your process for developing technical specifications and design drawings for water infrastructure projects.
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