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Civil/Water Wastewater Treatment Engineer

at Trihydro Corporation in Phoenix, Arizona, United States

Job Description

Job Title: Civil/Water Wastewater Treatment Engineer  

Location: Phoenix, Arizona 

Job Summary: 
Trihydro Corporation is seeking an experienced water/wastewater treatment and process engineer to join our team. This role plays a part in our Infrastructure and Natural Resources Business Unit and will assist with developing municipal and industrial water and wastewater treatment solutions for public and private clients.  

This full-time position requires approximately 40-45 hours per week and involves a blend of project management, business development, client interactions, verbal and written communications, junior staff mentoring, and problem-solving.    Applications and cover letters can be submitted via our website at https://www.trihydro.com/about-us/careers 

 Key Responsibilities: 

  • Project management 
  • Mentoring junior staff 
  • Communicating with clients and potential clients 
  • Technical research 
  • Performing and reviewing design calculations  
  • Supervising preparation of figures and preparing plan sets  
  • Design modeling and design modeling oversight 
  • Preparing technical memorandums and reports 
  • Preparing and reviewing project specifications 
  • Developing cost estimates and preparing permit applications 
  • Supporting business development activities for water and wastewater treatment projects 
  • Supporting civil infrastructure projects including water lines, water storage tanks, pump stations, and sanitary sewer collection systems 
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Job Posting: 7585421

Posted On: Sep 09, 2026

Updated On: Sep 09, 2026

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