In the photo, Jeff Sili (left) answers a student’s question during a training session. A little over a year ago when I took my new position with Vitech, my wife and I talked about how to optimize space in our home for what she predicted would be two busy offices. …

Recently, I was involved in a discussion about when it is that a project transitions from systems engineering to detailed engineering. My answer was, “It depends.” One of my mentors suggested that a specific design level encompasses between three and five levels of decomposition. From experience, I tend to agree, …

Have you ever been working on a project and read a requirement and thought, “Why’s that there?” or “What’s that supposed to mean?” I know I have. I’ve worked on Department of Defense and commercial programs and seen requirements that make me pause. I vividly recall working on one software …

In the past couple of weeks, I’ve been asked about methods to capture and track important or essential performance parameters, generally referred to as “technical measures” in a model-based environment. This post is dedicated to understanding technical measures and how to identify them in the operational and system architecture. In …