搜寻岗位空缺。 注册一个“我的联合国（My UN）”账户。 创建个人简历。 挑选适合自己的岗位。 看清楚网上说明后，进行申请。 等待面试通知。

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
Look at the UN employment website to see current vacancies with organizations in the UN Secretariat. You can use UNjobfinder to search vacancies in all UN organizations. Vacancies are constantly updated, so if you don’t immediately see a position that fits your goals and qualifications, check back often. Click on the “Register as a User” option at the top of the UN employment website. You will be required to fill in your name, email, and date of birth, as well as creating a user name and passwor