Installation and programming engineer for entry and exit control systems. Attendance and departure fingerprint devices. Home intercom system. Connecting Panasonic PABX systems to intercoms. Connecting branches and programming connection dishes. Installation and programming of IP and analog PABX systems. Establishing and programming hotel and office networks. Programming all types of access control devices. Connecting surveillance camera branches. Programming all types of Mikrotik devices. Programming computers and laptops. Restoring passwords for Hikvision, Dahua, and ZKT devices. Restoring Panasonic PABX system passwords. Programming all types of printers.