A telecom engineer works with a company ethernet, operating system, security/firewall systems, and PC network. Although this job is generally an entry-level position within a company information technology (IT) department. A telecom engineer work with people from all departments across a company. Most companies require only a high school diploma and some advanced training/certifications relevant to their work. However, companies typically expect candidates to have a good understanding of the company IT systems. Telecom engineers typically work during regular business hours, with occasional overtime during off-hours for system upgrades and other maintenance. CV Format for telecom engineer must be build in a very careful and precise manner including all details and work experience.