Nathan Rozanski

Experience

• 

  Meijer

  May 2013 - Dec 2014

  Customer Service

  ● Optimized customer’s shopping experience by answering all questions and concerns professionally and knowledgeably ● Informed customers on business procedures and policies in a friendly and satisfactory manner● Consistently demonstrated ability of running a checkout lane with a performance rate over 100%● Accommodated customers in any way possible including bagging their purchases and assisting them in loading their vehicles

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  Circle K

  Dec 2013 - Jul 2014

  Sales Associate/ Customer Service

  ● Consistently handled money through customer transactions● Managed inventory in order to keep the store fully stocked for customers● Efficiently handled a heavy work load and fast passed work environment

• 

  RSA, The Security Division of EMC

  Jul 2014 - May 2015

  Senior Anti-Fraud Command Center Analyst

  As an analyst at the AFCC (Anti-Fraud Command Center) my responsibilities included detecting online threats such as phishing, pharming, or Trojan attacks and then taking the appropriate steps and counter measures in order to block, shut down, and efficiently neutralize the threat. This included forensic analysis and research, shutting down the fraudulent website(s), and communicating with the customer throughout the process to keep them up to date on the attack status.

• 

  Caterpillar Inc.

  Jun 2015 - now

  Responsibility for managing the end-to-end firewall experience, empowering our customers, and working with business units and managers to drive ownership and visibility. Additionally, I use data & KPIs to drive results, visualize and improve processes, and maintain all related documentation. As senior global firewall administrator & architect my responsibilities included: ● Developing and executing the overall strategy for all parts of the the firewall environment including, but not limited to, firewall policy design and management, compliance and auditing, and implementation & design● Working with other product architects to develop a robust and resilient environment● Working with stakeholders and IT owners to develop & deploy strategic IT solutions As a junior global firewall administrator my responsibilities increased to included the following:● Firewall policy implementer, manager, & designer for over 400 physical & virtual FWs● Top tier administrator for Tufin servers● Responsibility for compliance and auditing of all firewall configurations and access● Designer for Checkpoint FWs & Tufin servers As an associate global firewall administrator my responsibilities included the following:● Regular rotational on-call support● Following ITSM/Change MGMT processes and guidelines● Troubleshooting incidents for customers to resolve issues in a timely manner, meeting the SLA● Management and implementation of PKI for all Checkpoint FWs and Tufin servers● Implementation of Checkpoint FWs & access rule requests

  • Operation Technology Network Monitoring Solution Architect

    Mar 2024 - now

  • Firewall Policy & Process IT Service Owner

    Nov 2020 - Feb 2024

  • Senior Global Firewall Admin & Architect

    Feb 2020 - Oct 2020

  • Junior Global Firewall Admin

    May 2017 - Jan 2020

  • Associate Global Firewall Admin

    Jun 2015 - Apr 2017