Environmental Scientist I

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?

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At HDR, our employeeownership model shapes everything we do, including how we support and care for our people. Our diverse service lines, including Water, Architecture, Building Engineering Services, Field Services, Power, Waste, Industrial, and Transportation reflect our commitment to shaping resilient, sustainable, and forwardthinking communities around the world. Across these disciplines, our teams design and deliver solutions that safeguard public health, enhance quality of life, power innovation, and drive responsible growth. Whether advancing clean water, creating healing and learning environments, engineering nextgeneration facilities, or building the infrastructure that moves people and energy, our work is rooted in technical excellence and a shared sense of purpose. Our employeeowners collaborate across specialties, combining creativity, precision, and deep expertise to solve the most complex challenges facing our clients and communities.

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.

In the role of Environmental Scientist I, we'll count on you to:

• Work on a wide variety of environmental compliance and natural resources projects as they relate to water resources, transportation and development projects
• Assist senior and mid-level scientists in field work associated with the collection of natural resource data
• Collaborate with a team of scientists to conduct wetland and stream delineations and functional assessments, vegetation surveys, wildlife surveys, and other field activities in urban and remote settings.
• Prepare written environmental reports including wetland and stream delineation reports, critical areas reports, biological assessments, monitoring reports, etc., and develop mitigation options, plans and documents to address project impacts.
• Prepare documentation to support critical areas regulations, Endangered Species Act consultation, Clean Water Act Section 404 and 401 Permitting, WDFW Hydraulic Project Approvals, local land use permits, and other state/local permits.
• Work under the supervision of mid-level and senior environmental scientist and water resource engineers.
• Perform other duties as needed.

Preferred Qualifications:

• 2 years of experience managing and/or conducting analyses in support of biological and/or environmental projects.
• Understanding of common plant species in the Pacific Northwest, soils, hydrology, and aquatic ecosystems.
• Experience with wetland delineations using Western Mountain Valleys Coast and Arid West regional supplements to the Corps of Engineers wetland delineation manuals.
• Wetland Professional In Training (WPIT) certification, or ability to obtain.
• Experience with GPS units, GIS software and webmaps, to support data collection, mapping, and reporting.
• Qualified WSDOT Biological Assessment Author.
• Demonstrated familiarity with Federal and/or Washington state/local regulations
• Proficiency in Adobe Acrobat and Microsoft Office products (Outlook, Word, Excel, PowerPoint).
• Ability to work independently and collaboratively in a team environment with multiple technical disciplines.
• Ability to interpret and analyze data, proactively identify, and solve problems
• Strong organization skills and ability to work in a fast-paced work environment with changing deadlines and priorities.
• Ability to complete fieldwork that may include manual labor, adverse weather conditions and/or work on irregular and steep terrain.
• Valid Washington State Driver's license and ability to travel locally on a regular basis to conduct field work. Demonstrated commitment to safety and quality.

• Local candidates are preferred.

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Required Qualifications

• Bachelor's degree in Environmental Sciences or closely related field
• Knowledge of wetland delineation, field investigation techniques, and agency coordination requirements
• Excellent writing and communication skills
• MS Office experience
• An attitude and commitment to being an active participant of our employee-owned culture is a must

What We Believe
HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.

Our Commitment
As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day.

Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees. We provide a comprehensive benefits package that promotes employee ownership, employee health, performance, and success, which includes medical, dental, vision, short and long-term disability, life insurance, an employee assistance program, paid time away, parental leave, paid holidays, a retirement savings plan with employer match, employee referral bonus and tuition reimbursement. The expected compensation range for this position depends upon skills, experience, education and geographical location. (Stated benefits are for full-time regular positions. Temporary and part-time roles eligible for limited benefits.) {Seattle or Bellevue, WA}: $92,168- $100,776 Primary Location: United States-Washington-Seattle Other Locations: United States-Washington-Bellevue Industry: Environment/Sciences Schedule: Full-time Employee Status: Regular BusinessClass: Environmental Planning Job Posting: Oct 28, 2026