Network/Microsoft 365 Administrator

Sms Holdings•Nashville, TN

About The Position

We are seeking a Network & Microsoft 365 Administrator to support and enhance our organization's network infrastructure and Microsoft 365 environment. This role blends traditional network administration with modern cloud-service management, requiring strong technical troubleshooting abilities, attention to detail, and a security-first mindset. The ideal candidate will have experience managing user accounts, licenses, applications, and security across Microsoft 365, while also maintaining the servers, network devices, and infrastructure that support these services. This job description is not a contract for any specific period of time and may be adjusted at any time at the employer's discretion based on changing or newly determined needs for the position.

Requirements

2--5 years of experience as a Network Administrator, Systems Administrator, or Microsoft 365 Administrator.
Associate's degree in Computer Science or a related field (or equivalent work experience).
Ability to read, analyze, and interpret common technical journals, business reports, and documents. Ability to respond to common inquiries or requests from customers, regulatory agencies, or members of the business community. Ability to write email and other written communications that conform to prescribed style and format.
Ability to define problems, collect data, establish facts, and draw valid conclusions. Ability to interpret an extensive variety of technical instructions in mathematical or diagram form and deal with several abstract and concrete variables.

Nice To Haves

Network and Security related certifications
Experience with Intune/Endpoint Manager for device and application management.
PowerShell scripting and automation skills including AI.
Experience with virtualization platforms (Hyper-V or VMware).
Strong knowledge of Microsoft 365 administration, Entra, and hybrid identity management.
Ability to diagnose and resolve both cloud-based and on-premises technical issues.
Relevant Microsoft certifications such as MS-102, AZ-900, MS-900, AB-900

Responsibilities

Lead administration of Microsoft 365 services (Intune, Defender, Exchange Online, SharePoint, Teams, OneDrive) to ensure optimal performance and security.
Manage user accounts, groups, permissions, and license assignments.
Configure and maintain security features such as MFA, conditional access, data protection, and compliance policies.
Monitor system performance and proactively resolve issues across the M365 ecosystem.
Provide Tier 2/Tier 3 support to resolve escalated Microsoft 365--related incidents.
Maintain and support on-premises and cloud-connected network infrastructure including switches, routers, firewalls, servers, and wireless equipment.
Monitor network performance, uptime, and security; address connectivity issues.
Perform routine system maintenance, updates, firmware upgrades, and backups.
Ensure the network infrastructure supports a reliable and secure Microsoft 365 environment.
Implement, enforce, and monitor security policies across both on-prem and Microsoft Entra environment.
Continuously monitor and improve security posture to mitigate risks
Ensure compliance with internal security standards and regulatory requirements.
Provide advanced troubleshooting support to end users and technical staff.
Create and maintain technical documentation related to configurations, policies, and procedures.
Collaborate with vendors, service providers, and internal teams as needed.