What does an agricultural engineer actually do?
An agricultural engineer applies engineering to problems in farming, food and natural resources. One engineer might work on how water moves through a field, another on how a harvester handles delicate crops, and another on how a grain bin keeps air moving so the crop stays dry. The work is a mix of design, testing, calculation and time spent outside looking at real equipment and real land.
Many people in this field work for equipment makers, engineering firms, food companies, universities or government agencies. Some spend most days in an office using design software. Others split time between a desk and farms, plants or test sites. The BLS Occupational Outlook Handbook describes the duties in detail and is the place to check for current pay and job outlook.
- Designing or improving machines, buildings and storage systems
- Planning irrigation, drainage and erosion control
- Working on food processing and handling equipment
- Testing prototypes and writing up results
Which subjects matter most in high school?
Engineering programs lean heavily on math and science, so the classes you take now make college easier. Algebra, geometry, trigonometry and, if your school offers it, calculus all help. Physics is especially useful because so much of agricultural engineering is about forces, motion, fluids and energy. Chemistry and biology matter too, since the work often involves soil, plants, animals and food.
Do not skip writing and speaking classes. Engineers explain their ideas to farmers, managers and customers, and a good design that nobody understands rarely gets used. If your school has shop, welding, drafting or computer-aided design classes, take them. Hands-on experience helps you understand why a design works or fails.
What education path leads to this career?
Most engineering jobs call for a bachelor's degree from an accredited engineering program. Some universities offer a degree with agricultural or biological systems in the title, and others offer mechanical, civil or biosystems engineering with a focus on agriculture. Program names differ from school to school, so read the course lists rather than relying on the title alone.
Licensing rules for professional engineers vary by state, and not every job requires a license. Check your state licensing board and ask any program you are considering what their graduates do after school. The College Navigator tool from the U.S. Department of Education helps you compare schools, and your school counselor can help you plan the application steps.
How can I start exploring before college?
You do not need to wait for a degree to try engineering thinking. Build something that solves a real problem: a better feeder, a rainwater catchment, a gate latch that is easier to use with gloves. Write down what you tried, what failed and what you changed. That habit is exactly what working engineers do.
Join FFA or 4-H if they are available to you, and look at projects that involve mechanics, soils, welding or agricultural technology. Ask your ag teacher whether a local equipment dealer, irrigation company or engineering office would let you job shadow for a day. Many land-grant university extension offices also run youth programs and campus visit days.
- Take a drafting, shop or robotics class if offered
- Enter a science fair or ag mechanics contest
- Visit a university engineering department
- Ask an engineer about a typical week
What skills do employers look for?
Strong math is the foundation, but it is not the only skill. Employers also want people who can work on a team, manage a project from start to finish and communicate clearly. Curiosity about how things work and patience with testing and redesign matter more than most students expect.
Safety awareness is part of the job as well. Engineers design equipment that people operate around moving parts, stored grain, chemicals and electricity, so training and supervision shape how designs are built and tested. OSHA and NIOSH publish agriculture safety resources worth reading early.
What are common mistakes and good questions to ask?
A common mistake is assuming engineering is only for students with perfect grades in every subject. Programs vary, and many offer tutoring and bridge options. Another is waiting until senior year to look at requirements. Some schools expect specific math and science courses, so talk with your counselor early.
When you meet an engineer, ask what a normal week looks like, what part of the job surprised them, and what they wish they had learned sooner. Ask how much travel the work involves and whether they use farm or field experience. Those answers tell you more than a job title does.
Source: U.S. Bureau of Labor Statistics, Occupational Outlook Handbook. Related career, not a promise of pay or a job. See the career profile.
Your next steps
- Agricultural engineering applies math and science to farm, food and water problems.
- Take as much math, physics and hands-on shop or design work as your school offers.
- Check program names and course lists, since degree titles vary by school.
- Licensing rules vary by state, so confirm with your state board.
- Use the BLS Occupational Outlook Handbook for current pay and outlook.
Sources and further reading
Last reviewed: November 12, 2026. Written by the Ag Jobs & Careers Editorial Team. See our editorial policy.