Many jobs require that employees speak English well to communicate with superiors, coworkers, and clients. It can be frustrating when you know that you have the technical knowledge needed to do a job well but struggle with speaking English in a way that makes it easy for you to communicate with others in your field.
If you’ve taken an English grammar course, include this information on your resume or CV. As a non-native English speaker, you’ll want to clarify to potential employers that you’re willing to put in the hard work required to communicate effectively with others.