Have you been looking for a job, or perhaps some work on the side? If so, and you have Linux or other open source skills, the news is good. Demand for Linux and open source workers continues to rise. We’ve covered this trend as reported by careers sites such as Dice.com, and by The Linux Foundation, but one of the most detailed breakdowns appears at LinuxCareer.com, through its IT Skills Watch report. In addition to reporting on demand for Linux skills, it breaks down how the demand looks for workers with skills in other areas ranging from PHP to Apache Tomcat.