Environmental Scientist Fullerton, CA

We are seeking an Environmental Scientist I to join our headquarters in Fullerton, California. This role focuses on supporting municipal, utility, industrial, and commercial clients with stormwater planning and compliance efforts related to Phase I and II MS4 Permits, CGP, and IGP.

• Interpret complex regulatory permits and formulate compliance strategies.
• Assist clients with regulatory compliance, preparing technical reports, conducting inspections, and ensuring high‑quality deliverables on time and within budget.
• Conduct environmental sampling, testing, and observations (surface water, stormwater, groundwater, wastewater, soils, sediments).
• Perform construction site and facility environmental compliance inspections (QSP, QISP, FOG).
• Manage and analyze data: compile, manipulate, and evaluate.
• Maintain and calibrate monitoring instruments, meters, probes, and automated sampling equipment.
• Develop and implement monitoring and reporting plans and field studies.
• Perform regulatory and water‑quality data analyses.

• BS degree in Environmental Science, Civil or Environmental Engineering, or related field.
• Proficiency in Microsoft Office and data‑management tools (Excel, etc.).
• Experience with ESRI Arc Map/ArcGIS Pro/ArcGIS Online.
• Ability to read, interpret, and analyze plans, technical manuals, and permits.
• Strong attention to detail, analytical and problem‑solving skills.
• Good interpersonal, written, and oral communication skills.
• Ability to multi‑task, prioritize, and work independently.
• Proactive, self‑motivated, initiative‑driven.
• Physical ability to kneel, climb, and lift up to 50 lbs.
• Valid California driver’s license and insurable driving record.

• MS, PhD, or other advanced degree(s) in related fields.
• Envision Sustainability Professional (ENV SP) certification.
• Professional certifications (CPSWQ, CPESC, QSD, QSP, QISP).
• Knowledge of stormwater permitting, water‑quality monitoring, BMPs, and environmental compliance inspections.
• Membership in professional organizations (e.g., ASCE, ACEC, APWA).
• Experience in community outreach and service activities.
• Additional proficiency with Microsoft Office and ArcGIS.

$70,000 - $86,000 USD

We believe in equality for all and celebrate the diversity of our employees, customers, and communities. We do not discriminate based on gender, race, color, ethnicity, national origin, age, disability, religion, sexual orientation, gender identity or expression, veteran status, or any other applicable characteristics protected by law. If you have a disability or special need that requires accommodation to navigate our website or complete the application process, please contact  or (301) 417‑0200.

EO/AA/VEV/Disabled Employer.