If you are looking to become a site manager without any experience, you will need to investigate a course that will help develop your managerial skills and increase your industry knowledge. The College of Contract Management offers live online CIOB courses in Site Management. The CIOB Level 4 Certificate and Diploma in Site Management.
https://www.theccm.co.uk/courses-page/site-management-course/
As a global organisation, the College of Contract Management in the United Kingdom provides live online courses to learners all over the world. It offers, amongst others, advanced Diploma level programmes in Construction Management and Engineering, providing a wealth of talent and skills to the industry.
https://www.theccm.co.uk