Experience

• 

  T-systems slovakia s.r.o.

  Sept 2016 - Mar 2017

  It assistant

  - Performing team specific non-technical tasks such as quality/ process/ reporting to support daily operation- Maintaining documentation- Firewall rule creation

• 

  T-systems slovakia s.r.o.

  Jun 2017 - Apr 2021

  Ict administrator

  - Independently checking, executing, solving (where appropriate), and creating tickets(changes, emergency changes), incidents solving, in order to maintain service to customers according to given quality KPIs and internal processes (INM, CHM, PRM, DOM)- Handling team hotline during shift- Execute project and other deliverables in order to fulfil KPIs and management requests- Smooth and uninterrupted operation of customers’ environment- Investigation of root cause of incidents and initiating actions to improve or correct the situation - Various firewall configurations- Troubleshooting mostly firewall and connection issues- Woking with vendors as Cisco, Checkpoint, Fortigate, BlueCoat, Zscaler Show less

• 

  Amelia

  Apr 2021 - Jun 2023

  - Serving as a subject matter expert for Palo Alto technology- Improving level of security for our customers- Providing resolution for escalated firewall service tickets- Directly supporting, training and mentoring tier 2 colleagues as a member of the team from a non-leadership position- Communicating effectively with managers, customers and vendors- Participating in different kinds of customer related projects- Working with: Palo Alto, Cisco (Next Generation Firewalls), Checkpoint, Juniper, AWS, Algosec, Zabbix, Infoblox, Service Now Show less - Performing complex changes within the managed security environment and managing and resolving customer fault and service outage / impairment events- Following ITIL practices around incident, problem, change management, configuration, and knowledge management- Deploying security patches and updates- Communication with internal customers to understand their connection requirements in order to establish communication for them- Participating in a scheduled on-call rotation after normal business hours- Onboarding new customer to our company- Working with: Palo Alto, Cisco (Next Generation Firewalls), Checkpoint, Juniper, AWS, Algosec, Zabbix, Infoblox, Service Now Show less

  • Senior Firewall Engineer

    Apr 2023 - Jun 2023

  • Firewall Engineer

    Apr 2021 - Apr 2023
• 

  Cancom slovakia

  Jun 2023 - now

  Network engineer