Water/Wastewater Project Manager

Onsite Wastewater Engineer / Project Manager – Ontario Locations: Barrie, Kingston, Whitby, Ottawa, Peterborough (Hybrid) Compensation: $100,000 – $135,000 annually (commensurate with experience) A well-established consulting and engineering firm in Ontario is seeking an experienced Onsite Wastewater Engineer / Project Manager to join their Water & Wastewater group. This role is ideal for a technical leader with strong experience in onsite sewage system design, hydrogeology, rural land development, and environmental engineering. You’ll lead projects end-to-end, manage client relationships, provide senior technical oversight, and mentor junior staff across multiple Ontario offices. Key Responsibilities • Lead project planning, scheduling, budgeting, and resource allocation • Oversee and mentor engineers, geoscientists, technologists, and technicians • Conduct and supervise field investigations in compliance with HSE and regulatory requirements • Analyze hydrogeological and wastewater data and prepare technical interpretations • Prepare and review engineering evaluation reports, design reports, drawings, and specifications • Design onsite wastewater/septic systems (small and large subsurface disposal systems) • Complete mass balance and nutrient dilution calculations for Reasonable Use Criteria • Prepare environmental approvals documentation (ECA submissions) • Ensure project delivery meets schedule, budget, and quality expectations • Support client retention, relationship development, and business growth • Manage billing, project financials, and technical quality assurance • Travel to project sites and meetings as required Qualifications • 8+ years of consulting experience in Ontario • Bachelor’s degree in Civil, Environmental, Water Resources, or Wastewater Engineering • Licensed P.Eng. (in good standing) in Ontario • Strong knowledge of Ontario Building Code Part 8 and MECP wastewater design guidelines • Experience with hydrogeological tools (AquiferTest, MODFLOW, etc.) is an asset • Excellent written and verbal communication skills • Strong report writing, data analysis, and client-facing abilities • Demonstrated ability to lead and mentor junior staff • Valid driver’s licence and reliable vehicle Work Locations (Hybrid) Work may be based in any of the following Ontario offices: • Barrie • Kingston • Whitby • Ottawa • Peterborough Why This Opportunity Stands Out • Senior-level role with strong technical and leadership responsibilities • Opportunity to work on meaningful rural development and wastewater engineering projects • Supportive, people-first culture with flexible hybrid arrangements • Competitive salary, benefits, pension, and strong professional development pathways