Demo

Water and Wastewater Project Manager

Carollo Engineers Inc.
Seattle, WA Full Time
POSTED ON 8/22/2026
AVAILABLE BEFORE 6/21/2027

Overview

Carollo Engineers is a leading engineering firm dedicated exclusively to water. For over 90 years, we've specialized in the planning, design, and construction of water, wastewater, stormwater, and reuse facilities, bringing innovative and sustainable solutions to the water sector's most complex challenges.

 

We work with water agencies, municipalities, utilities, research organizations, and private companies across various industries, including technology, manufacturing, and beyond. These clients choose Carollo because we employ some of the most knowledgeable and experienced professionals in the world. When you join our team, you'll work alongside industry leaders who are advancing the science of water, protecting public health, and building resilient communities.

 

Carollo's vision is to be the best water consulting firm and the best place for you to build your career. If you're passionate about making a difference in this critical field, we invite you to explore a career with Carollo.

Responsibilities

We are seeking a Project Manager focused on Water and Wastewater System Planning to join our team in our Seattle, Portland or Boise locations primarily for Northwest projects.

  • Develop traditional as well as integrated master plans for municipal water, wastewater, or stormwater utilities
  • Conduct data analysis for hodologic conditions, sanitary and storm flows, water demands, system hydraulics, etc.
  • Develop conceptual site plans and cost estimates
  • Conduct system modeling for water, wastewater, and stormwater systems
  • Assist with permitting and alternatives analysis
  • Prepare technical memoranda, reports, and electronic deliverables
  • Support and develop client relations
  • Share knowledge and provide technical guidance and mentor junior engineering staff on master planning and hydraulic modeling projects

Qualifications

  • Bachelor’s Degree in Civil or Environmental Engineering
  • 7-15 years of directly-relevant experience in water, sewer, and stormwater system modeling, and master planning
  • Registration as a Professional Engineer
  • Project management skills with demonstrated experience managing staff with scope, budget, and schedule
  • Ability to apply engineering principles including critical thinking, analysis, and innovative techniques
  • Familiarity with computer applications including ArcGIS, CAD software, and water and sewer hydraulic modeling packages from Autodesk (Inovyze and XPSWMM), Bentley, and DHI Mike
  • Knowledge of hydrology, system hydraulics, hydraulic modeling software for pressurized and/or gravity pipeline networks, knowledge and experience working with GIS
  • Strong verbal and written communication skills
  • Proficient in MS Word and Excel
  • Work well in a team environment
  • Have the ability to communicate effectively with clients and project team
  • Highly motivated, articulate, and self-starting

Preferred Qualifications

  • Master’s degree in Civil or Environmental Engineering

Compensation Range

$125,000 to $150,000 annually. This is the lowest to highest salary we in good faith believe we would pay for this role at the time of this posting. We may ultimately pay more or less than the posted range, and the range may be modified in the future. An employee’s pay within the salary range will be based on several factors including, but limited to, relevant education, qualifications, certifications, experience, skills, seniority, geographic location, performance, and business or organizational needs.

Other Compensation and Benefits

Carollo is committed to providing employees with a competitive, comprehensive benefits program that provides the support employees and their families need to lead healthy, productive lives. Carollo’s benefits package includes paid time off and holidays, comprehensive health insurance coverage, pre-tax savings account options for healthcare, dependent care and commuter expenses, disability insurance and life insurance options for you and your dependents. We also offer free Caregiver Support, Travel Assistance, counseling services, discount programs, and a Lifestyle Reimbursement Account. Other compensation that may be available includes: 401(k) company contribution matching, tuition reimbursement, discretionary bonuses, career advancement bonuses, professional registration bonuses, employee referral bonuses, and compensatory time for exempt employees. Flexible work arrangements may also be available.  Eligibility for benefits varies based on employment status.

 

#LI-CM1

Salary : $125,000 - $150,000

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Water and Wastewater Project Manager?

Sign up to receive alerts about other jobs on the Water and Wastewater Project Manager career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$69,279 - $89,028
Income Estimation: 
$88,573 - $114,377
Income Estimation: 
$102,413 - $133,130
Income Estimation: 
$91,640 - $116,747
Income Estimation: 
$119,541 - $162,386
Income Estimation: 
$87,429 - $110,032
Income Estimation: 
$103,075 - $132,729
Income Estimation: 
$99,722 - $129,659
Income Estimation: 
$95,339 - $136,177

Sign up to receive alerts about other jobs with skills like those required for the Water and Wastewater Project Manager.

Click the checkbox next to the jobs that you are interested in.

  • Brand Management Skill

    • Income Estimation: $95,826 - $138,593
    • Income Estimation: $102,368 - $130,738
  • Branding Skill

    • Income Estimation: $96,928 - $129,143
    • Income Estimation: $102,368 - $130,738
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Carollo Engineers Inc.

  • Carollo Engineers Inc. Columbia, SC
  • Overview Carollo Engineers is an internationally recognized engineering firm that specializes in the planning, design, and construction of water infrastruc... more
  • 1 Day Ago

  • Carollo Engineers Inc. Honolulu, HI
  • Overview: Carollo Engineers is an internationally recognized environmental engineering firm that specializes in the planning, design, and construction of w... more
  • 2 Days Ago

  • Carollo Engineers Inc. Las Vegas, NV
  • Overview Carollo Engineers is an internationally recognized environmental engineering firm that specializes in the planning, design, and construction of wa... more
  • 2 Days Ago

  • Carollo Engineers Inc. Portland, OR
  • Overview Carollo Engineers is a leading engineering firm dedicated exclusively to water. For over 90 years, we've specialized in the planning, design, and ... more
  • 2 Days Ago


Not the job you're looking for? Here are some other Water and Wastewater Project Manager jobs in the Seattle, WA area that may be a better fit.

  • David Evans and Associates Bellevue, WA
  • Project Manager, Water/WastewaterWater and Environment Jobs with David Evans and Associates:At David Evans and Associates, Inc., our Water and Environment ... more
  • 25 Days Ago

  • Water-Wastewater - Tetra Tech Careers Seattle, WA
  • The Opportunity: Tetra Tech is seeking a Civil Engineer, PE to join our Water team in Seattle, WA, supporting water and wastewater infrastructure projects ... more
  • 9 Days Ago

AI Assistant is available now!

Feel free to start your new journey!