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Senior Scientist

Kleinschmidt Associates
life insurance, parental leave, paid time off, tuition assistance, 401(k)
United States, Oregon, Portland
1500 Northeast Irving Street (Show on map)
Dec 17, 2025

Kleinschmidt has a full-time opening for a Senior Scientist to support ecological assessments and water management projects in Portland, Oregon. California will also be considered. Our flexibility and core value of relationships allow us to offer employees the opportunity to work in a hybrid environment including working from the office and remotely.

Salary: $115,000 - $130,000/year (based on experience)

Who You Are

An experienced Aquatic Scientist with a MS or PhD in Aquatic Ecology, Hydrology, Environmental Science, or a related field.

Experienced: 10 years of field experience in streamflow measurement and habitat surveys. Experience with statistical analysis and ecological modeling (R, Python preferred). Familiarity with environmental flow standards and water management regulations.

Knowledgeable: Knowledge of water rights frameworks and instream flow policy. Strong knowledge of streamflow dynamics and aquatic species-habitat relationships. Excellent technical writing and communication skills.

Additional Requirements



  • Must possess permanent authorization to work in the United States.
  • Must be willing to travel and possess a valid driver's license.



About the Position

This role involves evaluating flow requirements for aquatic ecosystems, conducting habitat analysis, and providing science-based recommendations for sustainable water allocation.

Key Responsibilities will include:



  • Lead instream flow assessments using methods such as PHABSIM, IFIM, and habitat simulation models.
  • Analyze hydrologic and ecological data to determine flow needs for aquatic organisms and riparian habitats.
  • Interpret hydraulic modeling results and GIS-based habitat mapping.
  • Collect and interpret field data on streamflow, habitat conditions, and water quality.
  • Prepare technical reports and communicate findings to stakeholders and regulatory agencies.


Discover Your Future at Kleinschmidt

At Kleinschmidt, we combine engineering expertise, regulatory know-how, and scientific skills to tackle the most challenging projects in renewable energy, water resources, and the natural environment. With over 50 years of experience, we stand out as one of North America's premier employee-owned consulting firms specializing in hydropower.

Our team thrives on passion and engagement, continuously pushing the boundaries of innovation and creativity. At Kleinschmidt, you'll find a vibrant community of professionals eager to share knowledge and help you achieve your career goals. We place technical excellence at the core of what we do, fostering an environment that prioritizes continuous learning and professional development. Join us and turn your potential into impactful solutions that define the future of our planet.

Our Process

Kleinschmidt strives to provide a great candidate experience. After careful review of resumes, we will notify those we are interested in interviewing. We may ask for more details with an initial screening. Our process normally involves two interviews. The top candidate will then be asked to provide 2-3 references and offered a benefits call, a unique step in our process where we describe our full benefits package. The final step is an offer sent via email.

Benefits



  • Competitive salary
  • Bonus Program
  • Comprehensive medical/dental/vision package
  • 401(k) with 4% employer match and 100% immediate vesting
  • 10 Paid Floating Holidays
  • Paid Time Off
  • Company Paid Short-Term Disability and Life Insurance
  • Paid Parental Leave
  • Tuition Assistance
  • Employee Ownership


Kleinschmidt is an Equal Opportunity and Affirmative Action employer. It is our company policy and culture to provide equal opportunity to all persons without regard to race, color, religion, sex, sexual orientation, gender status, disability status, national origin, veteran status, and all other dimensions of diversity.

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