Shay Umer

Roles and Responsibilities I diagnose and resolve hardware issues, install and configure software, and perform system backups. I provide technical support to users, conduct security audits, and manage Active Directory security. I also install and configure operating systems and servers, handle administrative tasks, and maintain local area networks. I ensure endpoint security with Kaspersky Small Office, apply patches and updates, and keep our IT asset inventory up-to-date.

Managed and maintained enterprise IT infrastructure, ensuring seamless operations. Migrated networks, coordinated with vendors, and oversaw daily IT tasks. Implemented endpoint security (Kaspersky, Symantec), ensuring compliance. Managed data centers (switch config, patching, antivirus), IT inventory, and desktop support. Handled RFIDs and turnstiles for access control.

I provided technical support, including installing and configuring hardware and software, and assisted in creating IT policies. I ensured system security, maintained IT operations, and managed a Windows Server 2012 environment. I also administered Office 365, managed a Mikrotik router for load balancing and internet filtering, set up user accounts, and monitored virtual machines in XCP-NG. Additionally, I deployed and maintained an Asterisk server for calling software and regularly backed up all VMs.

Successfully completed a Master's thesis on "Ransomware Attacks and their Mitigation Techniques." Conducted simulations to detect ransomware attacks and provided comprehensive mitigation strategies.

Computer Networks,Data Communication and Database system