IT Infrastructure Administrator

Electrosonic

1d • Hybrid

About The Position

The IT Infrastructure Administrator supports the organization’s core IT operations across end‑user support, identity and access management, device management, and infrastructure maintenance. This role is hands-on and fast‑paced, suited for someone with a strong foundation in Microsoft 365 E5 administration and a desire to grow into broader systems responsibilities. The ideal candidate has 3+ years of experience working with the full Microsoft 365 E5 suite, particularly Entra ID, Microsoft Defender for Endpoint, Teams, SharePoint, and Intune, and is comfortable supporting both cloud and on-premises environments. This role frequently collaborates with senior IT staff and contributes to providing secure, reliable, and efficient technology services for the business.

Requirements

• 3+ years of hands-on experience administering Microsoft 365 E5 environments, specifically: 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.

Nice To Haves

• Experience with PowerShell for basic scripting or automation.
• Familiarity with Azure portal administration.
• Exposure to virtualization (VMware, Hyper‑V).
• CompTIA Network+, Microsoft certifications, or related training.

Responsibilities

• 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.

Benefits

• 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

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed
• Number of Employees: 101-250 employees