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Profile

Join date: Apr 22, 2023

About

Leonard Esere is a highly motivated and skilled Microsoft Azure Cloud Architect with expertise in Exchange 2013, 2016, 2019, Exchange Online, and Exchange Hybrid Infrastructures. He has extensive experience in system virtualization (Hyper-V), deploying, migrating, and upgrading Active Directory/DNS, Office 365, Certificate Authority, and Hyper-V Virtualization for high availability. He is proficient in Cisco network infrastructure and hands-on experience with Cisco IOS, switches, and routers.


With over ten years of experience in the IT industry, Leonard possesses strong communication skills, excellent time management, problem-solving ability, organizational skills, adaptability, leadership qualities, and an optimistic outlook. He is always eager to learn and tackle new challenges.


Leonard is an expert in Microsoft Azure, Office 365, Active Directory, DNS, Exchange Server, Proofpoint, PowerShell, virtualization, Windows operating systems, LAN networking, TCP/IP, Azure Sentinel, data center, and ConnectWise Suite. He has hands-on experience with KnowBe4 Security Trainer, System Center, Barracuda Email Security, and the ConnectWise Suite. He is also a Microsoft Security Center Expert, Microsoft Admin Center, Palo Alto, F5, and Azure Sentinel professional.


Leonard is a Senior Microsoft Azure Engineer at MITRE Corporation, where he oversees and manages 250 Azure subscriptions across 16 different government (Gov, and Commercial Cloud) projects while establishing multi-subscriptions, tenant connections and deploying a secure Azure Landing Zone with strict adherence to security standards and regulations. He is responsible for designing, implementing, and maintaining a robust security framework for the Azure/O365 infrastructure, including configuring and managing corporate-wide security and identity protections policies, disaster recovery policies, and Exchange Hybrid organization. He expertly administers Active Directory, Exchange infrastructure and implements state-of-the-art security solutions such as Prisma Cloud, Palo Alto firewall, F5, and Azure firewall to ensure end-to-end security of the entire Azure infrastructure. Leonard is also responsible for developing complex PowerShell modules, functions, and GUI interfaces for infrastructure automation and task processes with a focus on security and efficiency.


Leonard has a Bachelor of Arts in Economics specializing in Managerial Economics from The University of Texas at San Antonio and an Associate's degree in Network & System Administration from Dallas County Community Colleges. He is also certified in Microsoft Azure Administrator Associate, Microsoft Azure Security Engineer Associate, CompTIA Security +, CompTIA Linux+, and Developing Solutions for Microsoft Azure. He is currently working towards Ansible: Red Hat Certified Specialist in Ansible Automation.


Overall, Leonard's extensive experience and expertise make him an exceptional instructor in the IT industry.

Leonard Esere

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