Senior Infrastructure Analyst – Servers and Virtualization

IT-One Information Technology

. Administer, install, configure, and maintain Windows Server and Linux servers in physical and virtual environments.

Posted 10/22/2026contractBelo Horizonte • BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in administering and maintaining Windows Server and Linux servers, with strong capabilities in virtualization technologies such as VMware vSphere and Microsoft Hyper-V. Proficient in incident management, technical documentation, and disaster recovery processes.

Highest-signal resume keywords

Windows Server AdministrationLinux Server AdministrationVMware vSphere (ESXi/vCenter)Microsoft Hyper-VIncident Management (N2/N3)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Windows Server (2016/2019/2022)Active DirectoryDNSDHCPGPOFile ServerFailover ClusterLinux Distributions (RHEL, Ubuntu, Oracle Linux)PowerShell AutomationShell Script (Bash)

Soft Skills

Analytical SkillsOrganizational SkillsCommunication SkillsProactive Problem-SolvingTeam Collaboration

Tools & Technologies

VeeamCommvaultZabbixPRTGDynatraceSAN/NASISCSIFibre ChannelNFSMicrosoft 365

Certifications & Qualifications

Technical Certifications in ServersVirtualizationOperating SystemsCloudIT Infrastructure

Industry Keywords

ITIL Best PracticesService ManagementManaged ServicesConsulting FirmsMulti-Client Environments

Tech Stack

Tools & technologies

AWSAzureCloudDNSITSMLinuxNFSOracleTCP/IPVMware

About the role

Key responsibilities & impact

Administer, install, configure, and maintain Windows Server and Linux servers in physical and virtual environments.
Operate and support VMware vSphere (ESXi/vCenter) and Microsoft Hyper-V virtualization environments.
Provision, migrate, and decommission virtual machines, managing templates, snapshots, and computing resources.
Perform upgrades, patching, and hardening of operating systems and hypervisors.
Monitor the capacity, availability, and performance of environments, taking preventive action to identify risks and failures.
Handle and resolve N2/N3 incidents and service requests, recording and documenting activities in ITSM tools.
Support backup and restore routines and participate in disaster recovery (DR) testing.
Perform diagnostics, health checks, and technical analyses, proposing improvements to ensure environment stability and efficiency.
Create and maintain technical documentation, including procedures, topologies, and inventories.
Participate in infrastructure implementation, migration, upgrade, and enhancement projects.

Requirements

What you’ll need

Bachelor’s degree completed (preferably in Networking, Information Systems, Computer Science, or related fields).
At least 3 years of experience administering Windows Server and/or Linux servers.
Knowledge of Windows Server (2016/2019/2022), including Active Directory, DNS, DHCP, GPO, File Server, and Failover Cluster.
Knowledge of administering Linux distributions such as RHEL, Ubuntu, Oracle Linux, or similar.
Hands-on experience with VMware vSphere (ESXi, vCenter) and/or Microsoft Hyper-V virtualization environments.
Knowledge of virtualization features such as HA, DRS, vMotion, Storage vMotion, and cluster management.
Familiarity with storage technologies (SAN/NAS, iSCSI, Fibre Channel, and NFS) and networking (VLAN, TCP/IP, and basic routing).
Experience supporting IT environments, handling N2/N3 incidents, and troubleshooting.
Knowledge of backup tools such as Veeam, Commvault, or similar, and monitoring tools such as Zabbix, PRTG, Dynatrace, or similar.
Knowledge of automation using PowerShell and/or Shell Script (Bash).
Strong analytical, organizational, communication, and proactive problem-solving skills, with the ability to work effectively as part of a team.
Technical certifications related to servers, virtualization, operating systems, cloud, or IT infrastructure are desirable.
Experience in managed services companies, consulting firms, or multi-client environments is desirable.
Knowledge of Microsoft 365, Entra ID, Azure, or AWS is desirable.
Knowledge of ITIL best practices and service management is desirable.