John Kalos Email & Phone Number

Greece

Greece

Administer network and data security, including directory, group policy, firewalls, virus protection, email security and functionalityPerform data backups to ensure all company-owned work is savedInstall and update network system improvementsInstall and configure networking equipment, monitor servers, VM hosts and VMs, LAN/WAN, and Wi-Fi to ensure full coverageAssist with the design, implementation, and support of new software and featuresEvaluate connectivity issues, equipment, software and hardwareRespond to IT issues; hardware maintenance, software, networking, etc.Provide helpdesk and technical support either by phone or by remote access.Oversee troubleshooting for system errorsSet up equipment for new users and employeesConsult with vendors and clients to integrate and update company technologyDesign, build & maintain company's websites, domain names and DNS zonesEnsure system optimization for all technology resources.

Khalándrion, Attiki, Greece

Administer network and data security, including directory, group policy, firewalls, virus protection, and email securityPerform data backups to ensure all company-owned work is savedInstall and update network system improvementsInstall and configure wireless networking equipment, monitor servers, LAN/WAN, and Wi-Fi to ensure full coverageAssist with the design, implementation, and support of new software and featuresEvaluate connectivity issues, equipment, and software and hardwareRespond to IT issues; hardware maintenance, software, networking, etc.Provide helpdesk and technical support either by phone, remote access, or site visitsOversee troubleshooting for system errorsSet up equipment for new users and employeesConsult with vendors and clients to integrate and update company technologyEnsure system optimization for all technology resources.

Greece

Technical support for ATM/APS/PPU payment systemsTraining/teaching operation of bank payment systemsDiagnose, repair and install ATM machinesTravel to client locations to diagnose and fix problems on site or replace/remove machine parts and take them back to the shop where it will be worked on by ATM bench technicians.Using equipment that includes multi-meters, diagnostic software and hand toolsFix problems such as worn card readers and malfunctioning cash dispensing systemsWork on electronic kiosks as well

Administer network and data security, including directory, group policy, firewalls, virus protection, and email securityPerform data backups to ensure all company-owned work is savedInstall and update network system improvementsInstall and configure wireless networking equipmentEvaluate connectivity issues, equipment, and software and hardwareRespond to IT issues; hardware maintenance, software, networking, etc.Provide helpdesk and technical support either by phone, remote access, or site visitsSet up equipment for new users and employeesConsult with vendors and clients to integrate and update company technologyEnsure system optimization for all technology resources

Athens, Attiki, Greece

Installing and maintaining Retail POS Systems, PC and peripherals equipment.Provide day-to-day technical support to customers for Point of Sale software, systems, and hardwareInstall, configure, and troubleshoot POS systems.

Assistant operator in the control room

Athens, Attiki, Greece

• Technological support of conferences, events and specialization in the field of audio visual systems • Voting systems• Simultaneous interpretation• LAN & Intercommunication systems installation• Equipment transportation (with a van)