Mid-Level Environmental Scientist – Permitting, NEPA, Infrastructure

InterAgency Inc.

Mid-Level Environmental Scientist collaborating on multidisciplinary infrastructure projects in Washington, D.C. Handling environmental compliance and natural resource protection responsibilities across project phases.

Posted 7/17/2026full-timeWashington • District of Columbia, Washington • 🇺🇸 United StatesMid-LevelSenior💰 $75,000 - $105,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in environmental permitting, regulatory compliance, and NEPA documentation, while effectively managing multiple projects and mentoring junior staff. Proficient in GIS software and environmental management practices.

Highest-signal resume keywords

Environmental PermittingNEPA DocumentationClean Water Act KnowledgeGIS Software ProficiencyEnvironmental Consulting Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Environmental Permit ApplicationsEnvironmental Management PlansErosion and Sediment Control (ESC)Stormwater Management (SWM)Phase I Environmental Site Assessments (ESAs)

Soft Skills

Excellent Communication SkillsTeam CollaborationProject Management

Tools & Technologies

GIS SoftwareSpatial Data Analysis Tools

Certifications & Qualifications

Professional Wetland Scientist (PWS)Professional Wetland Delineator (PWD)ISA Certified Arborist

Industry Keywords

National Environmental Policy Act (NEPA)Regulatory ComplianceEnvironmental ConsultingEnvironmental Analysis

About the role

Key responsibilities & impact

Prepare and manage federal, state, and local environmental permit applications
Assist in the preparation of National Environmental Policy Act (NEPA) documentation and supporting environmental analyses
Advise clients on environmental permitting strategies and regulatory requirements
Collaborate with project managers to ensure technical accuracy, completeness, and alignment with project scope, budget, schedule, and client expectations
Support the development of technical proposals and client deliverables
Prepare Environmental Management Plans and related compliance documentation
Support administration and compliance activities related to Erosion and Sediment Control (ESC) and Stormwater Management (SWM) programs
Mentor junior environmental staff through technical guidance and project collaboration

Requirements

What you’ll need

Bachelor’s degree in Environmental Science or related field
3–7 years of environmental consulting experience
Experience with environmental permitting and regulatory compliance
Proven knowledge of Clean Water Act and related regulations
Excellent communication skills and ability to work as part of a team.
Ability to manage multiple projects under tight deadlines.
Professional Wetland Scientist (PWS) or Professional Wetland Delineator (PWD) certification preferred
ISA Certified Arborist credential preferred
Experience supporting NEPA documentation and environmental review processes
Experience conducting or supporting Phase I Environmental Site Assessments (ESAs)
Proficiency with GIS software and spatial data analysis tools.

Benefits

Comp & perks

Medical, dental, and vision insurance
Retirement plan with 401(k) Safe Harbor employer match.
Paid Time Off: up to 20 days per year, prorated during the first year of employment.
Life insurance and disability insurance.
Flexible spending accounts.
Paid holidays and paid leave benefits.