Environmental Engineering major

Environmental Engineering: courses, careers, and where to study

Environmental engineering applies chemistry and design to keep water, air, and soil clean, for students who want to build systems that control pollution and protect public health.

Environmental engineering is about designing the physical systems that keep air, water, and land safe to use. Students learn to apply mathematics, chemistry, biology, and engineering principles to problems like treating drinking water and wastewater, controlling air emissions, cleaning up contaminated sites, and managing solid and hazardous waste. Coursework moves from foundational engineering science into applied design: you model how a contaminant moves through groundwater, size a treatment process so it meets a discharge limit, or evaluate whether an existing facility is performing as intended. This is what separates environmental engineering from environmental science, which centers on studying and measuring natural systems; environmental engineers are trained to design, build, and operationally evaluate the engineered solutions, and the program carries the heavier math, fluid mechanics, and design load that engineering practice demands.

The standard entry credential is a bachelor's degree in environmental engineering or a closely related engineering discipline, and most curricula combine lecture courses with laboratory work, computer modeling, and a senior capstone design project done for a real or realistic client. Many graduates who want to stamp public-facing designs or sign off on regulatory submittals pursue professional engineer licensure, which in the United States generally involves passing a fundamentals exam near graduation, gaining supervised experience, and later passing a discipline exam; specific accreditation of the degree program and state licensure requirements vary and should be verified directly. Graduates work in settings such as engineering and environmental consulting firms, municipal water and wastewater utilities, manufacturing and energy companies managing compliance, and federal, state, and local environmental and public-health agencies.

In federal data for the closely related occupation of environmental engineers, the U.S. Bureau of Labor Statistics reports a 2024 median wage of $104,170 and projects employment to grow about 3.9% from 2024 to 2034; a bachelor's degree is the typical entry-level education for that occupation. National figures are occupation-wide medians across all experience levels, not starting wages or graduate outcomes.