Nicholas Villar

Experience

• 

  Office of Criminal Conflict and Civil Regional Counsel, 3rd Region

  Oct 2017 - Aug 2024

  Automated Systems Specialist

  I administered multiple servers within a Windows Server environment (2008/2012/2019), ensuring 100% uptime and reliable performance. I managed all facets of networking operations for over 100 users, including the design and implementation of Local Area Networks (LAN) and Wide Area Networks (WAN) across multiple locations. My responsibilities included providing technical support for Active Directory, DNS, DHCP, and TCP/IP services, as well as managing the company's VOIP system and extension listings. I identified and troubleshot issues across layers 1 through 4 of the OSI Model, maintained an updated inventory of all hardware and software, and created knowledge bases and projects to enhance system functionality. Additionally, I installed network-wide firewalls, oversaw network security to prevent data loss and unauthorized access, and configured Domain Name Services, Web Email Services (Exchange Server), and File Transfer Protocol services across various platforms, including line leasing through DHCP servers. Show less

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  VirtuWorks

  Sept 2022 - now

  As a SOC Analyst specializing in Microsoft Cloud solutions, I lead comprehensive threat detection, response, and mitigation strategies across complex Azure infrastructures. With expertise in Microsoft 365 Defender, Microsoft Sentinel, and Defender for Cloud, I safeguard enterprise environments by leveraging advanced KQL (Kusto Query Language) for proactive threat hunting, log analysis, and incident investigation. My role involves optimizing Azure security configurations, conducting in-depth vulnerability assessments, and orchestrating incident response efforts to protect critical assets. I also manage and secure network perimeters with extensive experience in configuring and updating firewalls. Through close collaboration with cross-functional teams, I design and implement resilient security measures, ensuring robust protection for critical assets and compliance with industry standards. Show less As an IT Support Technician, I provided front-line support for end-users, addressing a wide range of hardware, software, and network-related issues to ensure minimal disruption to business operations. I was responsible for deploying and configuring workstations, laptops, and network infrastructure, including gateways and firewalls, to maintain secure and efficient IT environments. My role also involved designing and implementing Azure-based solutions tailored to meet the specific needs and compliance requirements of various clients. I implemented and configured Microsoft Defender for Endpoint across multiple tenant endpoints and servers, enhancing security posture and protecting against emerging threats. In addition to these tasks, I managed user accounts in Active Directory, configured email services, performed routine system updates, and conducted regular data backups to ensure data integrity and availability. I also provided training and technical support to users, helping them navigate new systems and resolve issues promptly, and collaborated with cross-functional teams to optimize IT processes and infrastructure. Show less

  • Security Operations Center Lead

    Jan 2024 - now

  • IT Support Technician

    Sept 2022 - Jan 2024