Windows System Administrator

Windows System Administrator The Role: We are seeking a skilled Windows System Administrator with experience in Active Directory, Microsoft Azure, VMware virtualization, Microsoft 365, Exchange Server, and Windows troubleshooting. The ideal candidate will be responsible for managing and maintaining Windows-based infrastructure, ensuring system availability, security, and performance. Strong written and spoken English communication skills are essential for collaborating with internal teams and supporting end users. Responsibilities: Administer and maintain Windows Server environments. Manage and support Active Directory, including user accounts, groups, organizational units (OUs), and Group Policies (GPOs). Configure, manage, and troubleshoot DNS, DHCP, and other Windows services. Administer and support Microsoft Exchange Server and email services. Manage and support Microsoft 365 services, including Exchange Online, Teams, SharePoint, OneDrive, and user licensing. Configure and manage Azure resources, including virtual machines and identity services. Deploy, manage, and maintain virtual machines using VMware technologies. Monitor system performance and proactively identify and resolve issues. Troubleshoot Windows operating systems, applications, email systems, and infrastructure-related problems. Perform system upgrades, patch management, and security updates. Manage backups, disaster recovery processes, and business continuity procedures. Create and maintain technical documentation, procedures, and operational reports. Collaborate with internal teams and provide technical support to end users. Required Skills: Strong experience with Active Directory Administration. Hands-on experience with Microsoft Azure. Experience managing VMware vSphere/ESXi environments. Knowledge of Microsoft Exchange Server administration and troubleshooting. Experience with Microsoft 365 (M365) administration, including Exchange Online, Teams, SharePoint, and OneDrive. Strong Windows Server Administration and troubleshooting skills. Experience managing user identities, permissions, and access controls. Knowledge of DNS, DHCP, Group Policy, and Windows infrastructure services. Understanding of virtualization, cloud technologies, and system security. Ability to diagnose and resolve technical issues efficiently. Communication Skills: Excellent written and spoken English communication skills. Ability to communicate effectively with technical and non-technical stakeholders. Strong documentation, reporting, and presentation skills. Customer-focused approach with strong problem-solving abilities. Preferred Qualifications: Bachelor's degree in Computer Science, Information Technology, or a related field. Certifications such as: Microsoft Certified: Azure Administrator Associate Microsoft 365 Certified: Administrator Expert VMware Certified Professional (VCP) Experience with hybrid Exchange and Microsoft 365 environments is highly desirable. Experience: 5–10 years of experience in Windows System Administration, Microsoft 365 Administration, or a related infrastructure support role. Core Technologies: Windows Server 2016/2019/2022 Active Directory (AD DS) Microsoft Azure Microsoft 365 (Exchange Online, Teams, SharePoint, OneDrive) Exchange Server VMware vSphere/ESXi DNS, DHCP, Group Policy (GPO) PowerShell Backup and Disaster Recovery Windows Troubleshooting and System Administration This role is ideal for a professional with strong expertise in Windows infrastructure, Active Directory, Exchange Server, Microsoft 365, Azure cloud services, VMware virtualization, and excellent English communication skills. Category Technology Locations Colombia Remote status Fully Remote