Nursing instructors must have a current nursing license. They are also generally required to have at least a bachelor's degree in nursing from an accredited school. On top of this, the nursing instructor generally needs a minimum of three years' experience as a registered or licensed vocational nurse.hey are also generally required to have at least a bachelor's degree in nursing from an accredited school. On top of this, the nursing instructor generally needs a minimum of three years' experience as a registered or licensed vocational nurse.