Darko Vasilj

Experience

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  LIK-ELEKTRONIKA

  Jan 2010 - Jan 2011

  Associate

  - Updating Data in a Table- Creating presentations- Administrative jobs- Terrain jobs

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  CARNET - Croatian Academic and Research Network

  Jan 2014 - Jun 2020

  - Configuring core and distribution network devices - Cisco ASR, Cisco ASA, Cisco Nexus- Maximise network performance by monitoring performance, troubleshooting network problems and outages, scheduling upgrades and collaborating with network architects on network optimisation- Network troubleshooting- Resolve Technical Issues- Undertake data network fault investigations in local and wide area environments using information from multiple sources- Secure network systems by establishing and enforcing policies, and defining and monitoring access- Upgrade data network equipment to the latest stable firmware releases- Provide remote troubleshooting and fault finding if issues occur upon initial installation Show less

  • IP Core Network Engineer - Network Core Services

    May 2018 - Jun 2020

  • Associate in network department, NOC

    Jan 2014 - May 2018
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  Telemach Hrvatska

  Jun 2020 - Nov 2022

  IT Network Engineer

  - Configuration and maintenance Cisco ACI (Single-Pod fabric + Remote Leaf and Multi-Site)- Configuration and maintenance firewalls (Juniper SRX, FortiGate)- Configuration and maintenance data center switches Cisco Nexus and Juniper EX- Configuration of Cisco ASR routers- Configuration and maintenance LAN infrastructure (Cisco Catalyst switches as well wireless controller and APs)- Working with F5 BIG-IP load balancer basic configurations- Working with Fortinet Secure SD-WAN solution- Designing network for installation of physical TAPs, TAP aggregation switches and network visibility appliance- Familiar with Data Center technologies: VXLAN, EVPN - Building network design and architecture- Install, configure, analyze, and upgrade network equipment- Network troubleshooting and resolving technical issues- Utilize network monitoring tools to diagnose faults and to analyze performance Show less

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  Fortinet

  Dec 2022 - now

  Network Security Engineer

  - Manage and maintain multi-vendor, multi-protocol Data Center and backbone networks- Troubleshoot and resolving different technical problems in all tiers of Data Center network- Configuring various network devices like routers, switches and firewalls- Performing network maintenance and system upgrades- Follow change management process to avoid production outage or incident- Helping to develop and deploy new Data Center network across the EMEA region- Designing and implementing new network solutions and/or improving the efficiency of current networks- Assist with hardware procurement and deployment as required- Working with the internal team, as well collaborating with our global team, but also individually actively improve knowledge base and proactively take independent decisions in line with the procedural processes- Communicating with ISPs for purchasing new external connections from DC- Implementation and configuration of Leaf & Spine network in Data Center - UPCOMING- Automation part of network configuration to be able to scale up - UPCOMING Show less