This document provides an overview and guide to technical writing for engineers. It discusses what technical writing is, including its key attributes such as being factual, objective, and directed to specific readers. It outlines reasons for writing such as to convey information to others and benefit one's career. The document also covers performing technical studies, developing a writing strategy, choosing appropriate document types, criteria for good technical writing, elements of writing style, and using illustrations to support written content. The intended audience is engineers seeking to improve their technical writing skills and knowledge.