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System One

Microsoft 365 Systems Administrator

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Job Description

CAREERS ABOUT SOCIAL
RESPONSIBILITY
SIGN IN CONTACT US Locations Alabama, United States Arizona, United States Arkansas, United States California, United States Colorado, United States Connecticut, United States Delaware, United States District of Columbia, United States Florida, United States Georgia, United States Hawaii, United States Idaho, United States Illinois, United States Indiana, United States Kansas, United States Kentucky, United States Louisiana, United States Maine, United States Maryland, United States Massachusetts, United States Michigan, United States Minnesota, United States Mississippi, United States Missouri, United States Montana, United States NA, VA Nebraska, United States Nevada, United States New Hampshire, United States New Jersey, United States New Mexico, United States New York, United States North Carolina, United States North Dakota, United States Ohio, United States Oklahoma, United States Ontario, Canada Oregon, United States Pennsylvania, United States Rhode Island, United States South Carolina, United States South Dakota, United States Tennessee, United States Texas, United States Utah, United States Vermont, United States Virginia, United States Washington, United States West Virginia, United States Wisconsin, United States Wyoming, United States Advanced Home List All Jobs Search Jobs by Locations Jobs by Categories Jobs by Brands Microsoft 365 Systems Administrator Pittsburgh, Pennsylvania Apply Apply with LinkedIn Apply with Indeed
Save Type:
Direct-Hire Experience:
0
Category:
Information Technology Contractor Work Model:
Hybrid Brand:
System One Compensation Range:
100000.00
  • 150000.
00
Job ID:
380709
Date Posted:
09/22/2026
Shortcut:
http://jobs.systemone.com/YgCGOB Description Recommended Jobs For immediate consideration, please connect with me on LinkedIn at https://www.linkedin.com/in/dpotapenko and then email your resume, current location, availability, and compensation expectations directly to denis.potapenko@systemone.com
  • make sure to include the exact job title and job location in your email message.
We are seeking a Microsoft Systems Administrator ( Microsoft 365 Security Administrator ) to support, maintain, and secure Microsoft 365 environments. This role will administer Microsoft O365 and email security services, manage user and device access, endpoint management, and maintain security controls across the organization. The ideal candidate will have strong experience with Microsoft 365 administration, Microsoft security technologies, identity and endpoint management.
Responsibilities :
  • Con?gure and maintain Conditional Access Policies, multifactor authentication, and access controls.
  • Administer Microsoft Intune for endpoint management, device compliance, application deployment, and updates.
  • Monitor and manage Microsoft Defender security alerts and respond to security-related incidents.
  • Support Microsoft Purview policies, including data protection, retention, and compliance requirements.
  • Manage email security, respond to threats, and remediate vulnerabilities.
  • Manage Windows endpoints and assist with Windows Server administration.
  • Perform system monitoring, patch management, and vulnerability remediation.
  • Maintain technical documentation and support IT projects and initiatives.
  • Work with internal teams and vendors to ensure reliable and secure technology services. Required Quali?cations :
  • ?xperience administering Microsoft 365 environments.
  • Hands-on experience with: Microsoft Intune, Microsoft Defender, Microsoft Purview, Conditional Access Policies, Entra ID (Azure AD), Exchange Online and email security
  • Experience managing Windows desktop environments and Microsoft cloud services.
  • Knowledge of identity and access management, endpoint security, and Microsoft security best practices.
  • Experience with Mimecast, Azure, or Windows Server administration.
  • Experience supporting public sector, government, or regulated environments and knowledge of NIST, or other compliance frameworks.
  • Microsoft certifications such as Microsoft 365
Administrator, Endpoint Administrator, Identity and Access Administrator, Security Operations Analyst or Azure Administrator Why Join Us :
  • Join a growing IT team supporting modern Microsoft technologies in an environment focused on security, operational excellence, and continuous improvement. For immediate consideration, please connect with me on LinkedIn at https://www.linkedin.com/in/dpotapenko and then email your resume, current location, availability, and compensation expectations directly to denis.potapenko@systemone.com
  • make sure to include the exact job title and job location in your email message.
. #LI-DP1 #M1 .
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