A telecommunications manager oversees the installation and maintenance of communication lines for an organization. These lines include phone, internet, and other forms of communication. In this role, you work with contractors to oversee the installation of new communication systems, ensuring they work properly. You monitor the performance of the lines and troubleshoot problems as they arise. When necessary, you also train employees on how to use the new systems and document how the systems are used so that you can ensure the needs of the company are being met. Telecommunications managers may work for communications companies, businesses that have this role on staff, or with a consulting firm that works with many different clients.