NPDES Permit Writer & Water Quality Specialist

ERG

Washington (District of Columbia)

On-site

USD 60,000 - 90,000

Full time

14 days+

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Job summary

ERG is a research and consulting firm seeking a Mid-Level Environmental Scientist to support Clean Water Act-related efforts nationwide from our Fairfax, VA area office. The role focuses on NPDES permit development, data management, and regulatory compliance across multiple projects.

The candidate will work with engineers, scientists, policy specialists, and regulatory experts, performing desktop reviews, preparing technical reports, and contributing to permit templates and guidance materials.

Qualifications

Experience with NPDES or water-related environmental programs.
Excellent written and oral communication skills.
Ability to travel locally and across the United States.
Ability to work independently and in a multidisciplinary team.

Responsibilities

Develop and revise NPDES permits, fact sheets, public notices, and related records.
Review permit applications and data for regulatory relevance and completeness.
Characterize discharges, receiving waters, pollutants, and operational conditions.
Develop technology-based effluent limitations and evaluate water quality constraints.
Coordinate with regulators, facility representatives, and project teams.
Prepare technical memos, regulatory analyses, and SOPs.
Track assignments, budgets, schedules, and deliverables across multiple permits.
Support public participation activities and responses to comments.