Job Description

We are seeking a highly experienced Tier-3 Systems Administrator to join our Managed Service Provider (MSP) team. The ideal candidate will have deep expertise in Microsoft technologies and VMware environments, with the ability to handle complex IT issues and provide top-tier support to our clients. This role involves managing and troubleshooting advanced infrastructure challenges, supporting our clients\' critical systems, and working with our engineering team to implement solutions that ensure reliability, security, and scalability, in both English and Spanish (written and spoken).Key Responsibilities:

• Provide advanced (Tier-3) troubleshooting, problem resolution, and system administration for Microsoft and VMware environments.
• Manage, configure, and maintain VMware infrastructures, including vSphere, vCenter, ESXi hosts, and related virtual environments.
• Administer and troubleshoot Microsoft Windows Servers, Active Directory, Exchange, Office 365, and related services.
• Design, implement, and manage backup and disaster recovery solutions, including Veeam or other platforms.
• Perform proactive maintenance, monitoring, and performance tuning of IT systems to ensure stability and efficiency.
• Act as an escalation point for Tier-1 and Tier-2 support teams, providing guidance and advanced troubleshooting when needed.
• Participate in client projects, including migrations, upgrades, and new technology deployments.
• Collaborate with the security team to maintain compliance and strengthen security protocols across client systems.
• Maintain thorough documentation of systems, configurations, and procedures.
• Support Public cloud platforms (Azure, AWS, Google and Oracle) as well as virtualization strategies, integrating on-premises and cloud services for optimal performance and security.
• Manage and implement Single Sign-On (SSO) solutions and SAML authentication protocols for seamless integration across client environments.
• Administer and configure Microsoft Entra ID (formerly Azure Active Directory) for secure identity and access management, including user provisioning, multi-factor authentication, and conditional access policies.
• Work closely with network operations team members to implement and maintain security solutions that align with industry best practices.

• Minimum 7-10 years of experience as a Systems Administrator in an MSP or similar fast-paced IT environment.
• Strong experience with Microsoft technologies, including Windows Server, Active Directory, Exchange, Office 365, Azure, and Microsoft SQL Server.
• Extensive experience with VMware technologies, including vSphere, vCenter, ESXi, and virtualized infrastructure management.
• Proficiency with Single Sign-On (SSO) solutions, SAML, and Microsoft Entra ID (formerly Azure Active Directory).
• Experience with backup and disaster recovery technologies such as Veeam, Acronis, or similar solutions.
• Experience with PowerShell or other scripting languages for automation is a plus.
• Solid understanding of networking fundamentals (TCP/IP, DNS, DHCP, VLANs, VPNs).
• Strong diagnostic skills with the ability to identify and resolve complex issues in diverse environments.
• Excellent communication and customer service skills to interact effectively with clients and internal teams.
• Relevant certifications are a plus (e.g., VMware VCP, Microsoft Certified: Azure Solutions Architect, MCSA, MCSE, etc.).
• Ability to work independently, prioritize tasks, and manage multiple projects simultaneously.

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