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Wastewater Senior Project Engineer & Manager

Hazen and Sawyer
Tucson, AZ Full Time
POSTED ON 10/12/2026
AVAILABLE BEFORE 12/12/2026

Hazen and Sawyer is seeking a Senior Wastewater Project Engineer/Manager for our Arizona offices located in Tempe, Tucson, and Goodyear. As part of our design and process teams, you will be involved with a wide range of wastewater infrastructure projects. This will encompass all phases of design, including conceptual/feasibility evaluations, project management, preparation of design reports, permitting, development of construction drawings and specifications, and support of construction services.

Why Hazen and Sawyer:

  • Founded in 1951 by the son of Allen Hazen (developer of the Hazen-Williams equation), we are an employee-owned company with a singular focus on "all things water."
  • Our work includes planning, design, and oversight of construction of environmental infrastructure – for water, wastewater, and stormwater management.
  • We foster a work environment low on bureaucracy and high in creativity.
  • We recruit talented professionals, provide them with challenging, interesting, and creative assignments, and furnish them with the tools they need to succeed.
  • We currently have over 2,000 employees in 70 offices throughout the United States, Latin America, Canada, and the UK.
  • A flexible hybrid work schedule supports today's busy professionals. 

Key Responsibilities:

  • Developing technical treatment strategies, selecting treatment processes, developing process design criteria, and delivering projects.
  • Direct coordination and collaboration with clients.
  • Coordination with internal technical specialists in all practice areas and discipline design professionals for project delivery.
  • Evaluate progress of the project staff and results obtained and recommend changes to achieve overall project objective
  • Planning, design, permitting, and construction of wastewater-related projects. 
  • Experience managing interdisciplinary teams to effectively meet the client’s needs 
  • Task responsibilities will include project management, preparation of assessment and design reports, performing design calculations, equipment sizing/selection, preparation of construction documents, and support needs for construction management/commissioning. 
  • Fieldwork and site visits from planning through construction may be required with occasional travel.
  • Candidate shall also be able to lead business development activities including preparation of proposals and presentations. 
  • The position will lead to an increasing level of client development and management commensurate with experience, supported by our local office and firm-wide technical resources
  • Business development activities including making site visits to pre-position for projects, participating in proposal preparation and project interviews, developing scope, schedule, and budget for approved pursuits, and leading pursuits for wastewater projects.

Required Qualifications:

  • Bachelor's degree in civil/environmental engineering
  • PE license 
  • 12 years of experience in the field of wastewater-related infrastructure, including project management (planning, design, and construction)
  • Experience in successfully delivering projects spanning multiple years in collaborative, multi-disciplinary teams 
  • Proficient in all MS Office based computer software 
  • Excellent communication and interpersonal skills, and capable of interacting effectively with staff, clients, and regulatory agencies 
  • Self-starter with attention to detail 
  • Strong organizational skills 
  • Must be capable of presenting complex issues to nontechnical people 

Preferred Qualifications:

  • Advanced degree (Master’s or Doctorate) in Civil/Environmental Engineering
  • Experience managing projects with fees of $2M or more
  • Experience negotiating multiple contracts with clients
  • Experience recruiting staff
  • Engagement in professional society leadership roles
  • Familiarity with CADD, GIS, Revit, and/or other software

What We Offer:

  • Comprehensive health benefits (medical, dental, vision, and prescription plans)
  • Pre-tax flexible spending plans for medical, dependent care, and transportation
  • Short and long-term disability, and employer paid life insurance
  • Paid holidays, floating holidays, and paid time off (PTO)
  • Employer-contributed 401(k) plan and additional financial planning support
  • Professional growth opportunities, including tuition reimbursement, in-house training, and incentives for professional registration and professional organization memberships
  • Starting pay range for this position depends on skills, experience, education and geographical location

Salary.com Estimation for Wastewater Senior Project Engineer & Manager in Tucson, AZ
$169,805 to $215,357
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