Six Figure Work

Water and Sewer Modeling Senior Engineer

Olsson

Company websiteolsson.com (Olsson, opens in new tab)

Base salary $116K  to $173K

Employer-published annual base salary, USD. Advertised base range in Dallas, TX +14 more

Pay shown applies to Dallas, TX +14 more; this posting also lists other locations.

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  • LocationDallas, TX +14 more
  • WorkplaceWorkplace not stated
  • Status at last checkSource accepting applications when checked
  • Last checked (2 h ago) · observed since
All places named
  • Dallas, TX
  • Denver, CO
  • Fayetteville, AR
  • Fort Worth, TX
  • Joplin, MO
  • Kansas City, MO
  • Lincoln, NE
  • Loveland, CO
  • North Kansas City, MO
  • Oklahoma City, OK
  • Omaha, NE
  • Overland Park, KS
  • Phoenix, AZ
  • Springfield, MO
  • Tulsa, OK

About this job

Company Description

We are Olsson. We engineer and design solutions that improve the world around us. As a company, we promise to always be responsive, transparent, and focused on results – for our people, our clients, and our company.

We’re a people-centric firm, so it’s no surprise our greatest asset is our people. The impact this creates is an environment that encourages our people to grow and be creative with their talents. This approach builds a culture that is uniquely Olsson. It allows us to grow our people as we grow our business. This, in turn, creates a lasting impact on the world around us.

Job Description

Olsson offers clients a full spectrum of water and wastewater services, including a complete line of planning, design, permitting, and construction phase services. Maintaining water quality is Olsson’s number one concern, and we are able to respond to a broad set of client demands in a timely and cost-effective manner. 

The Olsson Water/Wastewater team is looking for an experienced water and/or sewer modeling engineer to perform hydraulic modeling and master planning to meet the client’s needs from conception to completion.  As a modeling engineer, you will perform process design calculations, create population and demand projections, assist with report writing, and attend meetings with the client.

As an Engineer for the Water/Wastewater team, other responsibilities will include providing project design utilizing CAD/modeling software, performing technical analysis, preparing construction documents, providing construction services, performing research, and writing technical reports. You will work closely with other team members and engineers on wastewater collection and treatment projects, along with water supply, storage, treatment, and distribution. Typical tasks you will work on include sanitary sewer piping, wastewater pump stations, wastewater treatment facilities, water piping, water supply wells, water storage tanks, and water treatment facilities. 

Primary responsibilities:

  • Provides high-level project design and review of project documents and design quality for complex projects.
  • Serves as a technical specialist, applying advanced engineering concepts and developing approaches to solve for complexities.
  • Performs QA/QC and ensures delivery of completed designs meets quality standards and project objectives.
  • Conducts research in areas of considerable scope and complexity.
  • Advises and directs staff on design approaches to fulfill project requirements.
  • Works collaboratively to promote efficiencies and produce high quality work.
  • Contributes to the development of standards and/or guidelines for engineering activities within the team.
  • Supervises and reviews technical assignments of less experienced staff.  Assists with mentoring and development of junior staff.
  • Helps to build and maintain strong client relationships, ensuring our projects meet and exceed client expectations.

Qualifications

You are passionate about:

  • Working collaboratively with others
  • Having ownership in the work you do
  • Using your talents to positively affect communities

You bring to the team:

  • Strong communication skills.
  • Ability to contribute and work well on a team.
  • Bachelor’s degree in engineering, planning, or a related field.
  • Understanding of water and wastewater master planning process.
  • Solid understanding of open channel and closed pipe hydraulics.
  • Experience with ArcGIS Pro mapping software.
  • 10+ years of experience with water and sewer modeling software such as InfoWorks ICM, SewerGEMS, WaterGEMS, InfoWater Pro, and/or WaterCAD. 

#LI-RS1 #LI-Hybrid

Actual compensation will vary based on factors such as experience, qualifications, geographic location, skills, education, and internal equity.

Colorado Pay Range

$116,000—$173,000 USD

Additional Information

Olsson specializes in engineering and design, client advisory services, planning, field services, and environmental. Improving the world has been our mindset from the very beginning, back when Olsson first opened for business in 1956. And it will be our mindset for years to come.

As an Olsson employee, you will:

  • Receive a competitive 401(k) match
  • Be empowered to build your career with tailored development paths
  • Have the possibility for flexible work arrangements
  • Engage in work that has a positive impact on communities
  • Participate in a wellness program promoting balanced lifestyles

In addition, full-time employees will receive our traditional benefits package (health care, vision, dental, paid time off, etc.) and the opportunity to participate in a bonus system that rewards performance.

Olsson is an Equal Opportunity Employer. We encourage qualified minority, female, veteran, and disabled candidates to apply and be considered for open positions. We do not discriminate against any applicant for employment or any employee because of race, color, religion, national origin, sex, sexual orientation, gender identity, gender, disability, age, military status, or other protected status.

Olsson understands the importance of privacy and is committed to protecting job applicants’ personal information. Pursuant to the California Consumer Privacy Act, as amended by the California Privacy Rights Act (collectively, the “CCPA”), this notice explains Olsson’s practices regarding the collection, use, and disclosure of personal information for job applicants residing in California. Please read this Notice carefully to understand our privacy practices.

For more information about the types of information we collect and how we use it in connection with your general access and use of our website, please review our general California Privacy Notice here.

Source: Olsson on Greenhouse · View original posting (opens in new tab)

This range next to 6 other live Olsson roles with the nearest advertised base floor
Chart as a table
This range next to 6 other live Olsson roles with the nearest advertised base floor
RolePublished base
Water and Sewer Modeling Senior Engineer (this listing)$116K - $173K
Senior Engineer - Site Design$117K - $162K
Project Engineer - Water/Wastewater$117K - $154K
Senior Civil Engineer - Data Center$113K - $140K
Public Engagement Senior Coordinator$120K - $160K
Project Manager - Water/Wastewater$110K - $164K
Senior Substation Physical Design Engineer$120K - $177K

Same $100K to $400K scale as every card. All Olsson roles · How to read the bar

Observed changes

  1. First observed on the employer's board
  2. Began meeting the published-salary criteria
  3. Stopped meeting the published-salary criteria
  4. Began meeting the published-salary criteria
Observed since
Employer-stated posting date
2026-09-20
Where this pay comes from

Location as the employer wrote it: Colorado Pay Range

USD 116,000 – 173,000 · interval unstated · pay_input_range · Colorado Pay Range · gh plain label (rule B)

Method
Structured pay field published by the employer
Checked
Rule set
us-base-v2

The employer's job board publishes this pay as a dedicated data field. We read the field directly; no interpretation was needed.

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  • The pay figures come from the employer's own listing, quoted exactly above.
  • The pay is an annual base salary in US dollars with a minimum of at least $100,000.
  • The role was publicly listed on the employer's job board when last checked.

We do not verify what the employer will actually offer, whether the employer is still recruiting for the role, or anything beyond what the employer published. Full methodology.

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