IT Infrastructure Administrator

Electrosonic

IT Infrastructure Administrator supporting core IT operations across end‑user support and identity management at Electrosonic. Collaborating with senior IT staff to provide secure and efficient technology services.

Posted 4/29/2026full-timeRemote • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

AzureCloudDNSMacOSTCP/IPVMware

About the role

Key responsibilities & impact

Provide timely technical support for Windows and macOS systems, productivity applications, and user devices
Troubleshoot issues with Outlook, Teams, OneDrive, SharePoint, and related M365 services
Support MFA, password resets, account lockouts, and connectivity issues
Assist with workstation setup, peripheral configuration, and meeting room technology
Escalate complex issues to senior team members with clear documentation
Administer user lifecycle processes (onboarding, transfers, offboarding)
Manage identities and access within Microsoft Entra ID: Group membership, Role-based access assignments, License provisioning, Support SSO/MFA enrollment and troubleshoot authentication issues
Maintain security and compliance guidelines for identity management
Provision, configure, and maintain Windows and macOS endpoints
Manage device enrollment, compliance, and configuration profiles via Microsoft Intune
Monitor endpoint security and health using Microsoft Defender for Endpoint
Apply OS and application patches in alignment with IT policies
Support hardware lifecycle management including imaging, repairs, and asset tracking
Ensure encryption, antivirus, and EDR agents are properly deployed and operational
Assist with daily monitoring and basic administration of servers and cloud resources (e.g., Windows Server, Azure VMs, virtual environments)
Perform routine tasks such as service restarts, updates, and log reviews
Assist in file server, print server, and line-of-business application maintenance
Validate backup job success and support simple restore operations
Participate in system maintenance windows and planned downtime activities
Perform entry‑level configuration and support of network equipment
VLAN updates, Port configurations, Basic firewall rule changes (under supervision), WLAN profile adjustments, Troubleshoot network connectivity issues involving switches, APs, and end-user devices
Update network documentation and support senior IT with broader network changes

Requirements

What you’ll need

3+ years of hands-on experience administering Microsoft 365 E5 environments
Entra ID (Azure AD)
Microsoft Defender for Endpoint
Intune (Endpoint Manager)
Teams administration
SharePoint Online
Strong understanding of Windows 10/11, macOS, and fundamental networking concepts (DNS, DHCP, TCP/IP)
Experience with AD/Entra hybrid identity environments
Ability to write and follow SOPs and technical documentation
Excellent communication, customer service, and troubleshooting skills
Experience with PowerShell for basic scripting or automation (preferred)
Familiarity with Azure portal administration (preferred)
Exposure to virtualization (VMware, Hyper‑V) (preferred)
CompTIA Network+, Microsoft certifications, or related training (preferred)

Benefits

Comp & perks

Medical
Dental
Vision
Life and disability benefits
Wellness discount programs
401k
Paid parental leave after 1 year of service
12 company paid holidays
3 weeks of paid time off

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Microsoft 365 E5Entra IDMicrosoft Defender for EndpointIntuneTeams administrationSharePoint OnlineWindows 10macOSPowerShellnetworking concepts

Soft Skills

communicationcustomer servicetroubleshootingdocumentation

Certifications

CompTIA Network+Microsoft certifications