Author: Sara Sumner

5 Characteristics of a Great Systems Engineer

The other day, I found myself at an industry event surrounded by colleagues that I have worked with throughout my entire career. Some of these colleagues were former leads and managers that directly influenced my career path and were mentors to help shape my knowledge and understanding of systems engineering. …

Book Review: Tactical Communications for the Digitized Battlefield by M.J. Ryan and M.R. Frater

  By Gareth Digby, Vitech Principal Systems Engineer In Tactical Communications for the Digitized Battlefield the authors discuss the disparate elements that have to be brought together in order to design a system solution:  the technology’s capabilities and constraints along with the organization’s structure and operations. Although this text focuses …

The Human-Machine-Environment Matrix And Use Cases

By Gareth Digby, Vitech Principal Systems Engineer Summary Eliciting the requirements for a system is an important first step in the system’s creation. Use cases provide an effective means of capturing the stakeholder’s understanding of the system’s needs. This post demonstrates how Chapanis & Fitts’ “Human-Machine-Environment” Matrix can provide a …