Ask five IT people what the term DevOps means, and you will likely get five completely different answers. Go to any online job board, search DevOps, and look at the job descriptions, and you will see great disparity in the desired skillsets and responsibilities, as well as job titles. Go to LinkedIn and search for people using DevOps, and you will see thousands and thousands of people calling themselves DevOps engineers. Some of them may even claim having up to ten years of experience. I find it quite amusing that nobody can define what it is; very few companies are actually doing it and doing it well, yet we are all experts at it.
In my latest post at the Virtualization Practice, I discuss the struggles that enterprises are having with DevOps.