Senior Wastewater Engineer

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves:
What is our impact on the world?
Watch Our Story:
Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world.
We believe water is more than a resource, it s a shared responsibility. As part of our Water Business Group, you’ll help shape how communities manage water for generations to come. From delivering safe drinking water and treating wastewater responsibly to developing sustainable water supplies and protecting lives and property through flood control, your work will directly support public health, environmental sustainability, and infrastructure resilience.

We bring together experts across disciplines to solve complex challenges with bold thinking and technical excellence. Whether you re modernizing aging systems or pioneering innovative approaches, your contributions will make a meaningful difference in people’s lives. This isn’t just a job, it s a chance to lead change, drive progress, and leave a lasting legacy.
Our Madison team is growing its client base and expanding its impact across Wisconsin, the Midwest, and beyond. As a Professional Engineer, you ll have the opportunity to work alongside experienced professionals on a diverse range of municipal and private-sector projects, supporting clients such as local governments, utilities, food and beverage manufacturers, and industrial facilities. You ll gain hands-on experience in planning, design, and engineering analysis while contributing to solutions for complex wastewater treatment and water quality challenges.

Because our team collaborates across offices nationwide, you ll have opportunities to support projects and clients throughout the country, broadening your technical expertise and professional network. We bring together experts across disciplines to deliver innovative, practical solutions and exceptional client service. This is more than an entry-level engineering role—it's an opportunity to build a strong foundation for your career while helping communities and industries achieve meaningful environmental and operational results.