Senior Environmental Scientist

Full-timePosted Oct 16, 2026

Job description

Johnson, Mirmiran & Thompson is a dynamic, 100% employee-owned consulting firm with more than 2,800 professionals, providing a full range of multidisciplinary engineering, architecture, information technology, and related services to public agencies and private clients throughout the United States. JMT is currently ranked #45 on Engineering News-Record’s list of the Top 500 Design Firms.

Position summary

Responsible for conducting various environmental investigations, performing wetland impact analyses and permitting, and supporting ecological assessment and/or restoration projects, while applying knowledge of ecological principles, environmental practices, and federal, state, and local regulations. Some project management and business development activities are also required.

Essential Functions

and Responsibilities Assists in the preparation of scopes of work, fee proposals, and responses to RFPs Engages in other business development opportunities Manages projects Supports preparation of NEPA documents, including writing environmental setting and impact analyses sections Assists and/or manages (with supervisory oversight) various state, federal, and local regulatory permit application processes, such as those for Clean Water Act Section 404/401, and provides documentation as necessary for coordination of compliance with the U.

S. Endangered Species Act, Rivers and Harbors Act, Magnuson–Stevens Act, etc. Writes natural environmental technical reports, field delineation reports, impact assessments, environmental inspection reports, and similar reports with supervisory input and oversight Documents methodologies and findings of research and field investigations Characterizes and assesses various environmental resources including surface waters, wetlands, forests, streams, soils, plants, and wildlife Collects resource data, samples during field investigations Analyzes and manages data collected during field investigations Determines the location, scale, scope, condition of, and impacts to, natural resources Collects field location data using GPS; and creates maps and other graphic materials using GIS software Collects water quality, vegetation, fish, macroinvertebrate (plankton, benthic) and sediment samples Nonessential Functions and Responsibilities Performs other related duties as assigned

Description copied from Johnson, Mirmiran & Thompson's careers page. Read the full posting before you apply.

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