UK based online courses will allow you to study in your free time without sacrificing your work life. You also have the benefit of being able to study anywhere in the world. A CIOB accredited course is available from The College of Contract Management: Level 4 Certificate and Diploma in Site Management. This course will give you all the knowledge you need to apply for a CSCS Black Card. This is something that is needed for any construction industry-based managerial role.
Visit,
https://www.theccm.co.uk/courses-page/site-management-course/