Ing. Marko Popovic

Client support: troubleshooting escalated issues, SLA monitoring, debugging LAN/WAN, infra optimization, setup/maint. of monitoring, docs, mentoring, installs (incl. travel). Service improvements, firewall audits. Tech: Cisco ISE, FMC/FTD, ASA, Catalyst Center, switches, SD-WAN (vmanage), WLC, Cisco DNA, Palo Alto Strata/GP, AnyConnect, DHCP, Oxidized, Azure, Splunk, Fortigate, AWS, Chronicle, NetBox, Ansible, ServiceNow, Keeper. Infrastructure security.

• Designs, operates and maintains networks, tracks all problems, proactively monitors performance and performs upgrades to hardware and software as required • Assists in maintaining documentation regarding network configurations, operating procedures, and service records which depicts the physical and logical configuration of the network • Responds to trouble tickets and service request calls. Providing assistance and takes appropriate action; utilizing and working with a variety of tools

-Technical Lead, instructor, and trainer for NCR and third party field engineers around the world, creating and maintaining needed documentation, MOP files -Supporting on‑site technicians, replacing Cisco equipment -World wide support for all CISCO clients (AT&T, Verizon, MasterCard, Optus, ExxonMobil, Sears) -Scheduling and planning installations for different clients, working closely with different NCR Teams, and Cisco clients and their Project Managers, recognizing customer needs and setting SLA's

Security and safety at work in the Electric Power Engineering, Monitoring and diagnostics of electrical machines, Marketing research, Information technology in power engineering