unskilled

Example:Untrained employees were given the task, leading to many mistakes.

Definition:Not having received a formal or adequate degree of instruction or preparation; not skilled in a particular field or task.

Example:She was put in charge of the project, though she was inexperienced in that field.

Definition:Not having knowledge of or familiarity with a particular task or subject; lacking experience.

Example:He was a novice in the culinary arts, trying to learn from a more experienced chef.

Definition:A person who is new to a particular activity or area of knowledge, especially one who has little or no training or experience.