Senior Scientist

Our client, an engineering firm specializing in renewable energy, water, and environmental solutions, is seeking a Senior Scientist to lead and support ecological assessments and water management projects. This role focuses on conducting instream flow and habitat analyses, collaborating with multidisciplinary teams, evaluating ecosystem flow requirements, and delivering science-based recommendations that support sustainable water allocation and regulatory decision making.
This is a hybrid, full-time position based in Portland, OR.

• Leading instream flow assessments using methods such as PHABSIM, IFIM, and habitat simulation models.
• Analyzing hydrologic and ecological data to determine flow needs for aquatic organisms and riparian habitats.
• Interpreting hydraulic modeling results and GIS-based habitat mapping.
• Collecting and interpreting field data on streamflow, habitat conditions, and water quality.
• Preparing technical reports and communicating findings to stakeholders and regulatory agencies.

• MS or PhD in Aquatic Ecology, Hydrology, Environmental Science, or related fields.
• 10 years of field experience in streamflow measurement and habitat surveys.
• Experience with instream flow assessments, aquatic habitat impact analyses, ecological modeling, and statistical analyses, as well as project management and consulting.
• Familiarity with environmental flow standards, water management regulations, and hydropower operations.
• 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.
• Ability to establish and maintain long-lasting relationships with clients to assist them in solving complex challenges related to aquatic ecology.
• Demonstrated ability to work effectively with a multidisciplinary team and to apply strong consulting and scientist skills from study design and planning through analysis and reporting.
• Must possess permanent authorization to work in the United States.
• Must be willing to travel and possess a valid driver's license.

Work sponsorship is not available at this time. Third-party candidates will not be considered for this position.

ACS Professional Staffing will provide equal employment opportunities to all applicants without regard to the applicant’s race, color, religion, sex, gender, genetic information, national origin, age, veteran status, disability status or any other status protected by federal or state law. The company will provide reasonable accommodations to allow an applicant to participate in the hiring process if so requested.

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