Demo

Senior Systems Administrator

Eagle Rock Properties
Plainview, NY Full Time
POSTED ON 4/24/2026
AVAILABLE BEFORE 10/20/2026

About Us:


Eagle Rock Properties, headquartered in New York, is a full-service real estate firm offering investment management, property management, and construction management services. With a team of over 350 professionals, we specialize in rental apartment communities across the Northeast and Mid-Atlantic regions of the United States. Under the leadership of our executives, who have owned and managed properties for more than 30 years, Eagle Rock Properties has emerged as a pioneering force in the industry.


 


Job Description:


The successful candidate will play a key role in the implementation, migration, security, and support of both our on-premises and cloud-based services. The candidate will collaborate with senior IT and executive staff on all security and cloud-based initiatives.


 


Responsibilities



  • Implement and maintain Microsoft 365 security and compliance configurations across Intune, Entra ID, and related services.

  • Serve as Tier 2 / escalation support for complex and high-impact technical issues.

  • Administer and optimize SharePoint, OneDrive, Teams, and Exchange Online environments.

  • Develop and enforce device, application, and configuration policies through Intune and Entra ID.

  • Manage data governance, classification, discovery, and protection using Microsoft Purview tools.

  • Implement and manage modern authentication standards including FIDO2, passkeys, and Conditional Access policies.

  • Ensure alignment with organizational IT standards, policies, and security baselines.

  • Maintain and publish clear, detailed documentation for configurations, policies, and operational procedures.

  • Contribute to continuous security hardening and improvement of Microsoft Secure Score.


 


Requirements



  • 5 years of experience in IT systems and Microsoft 365 administration.

  • 5 years of experience with Active Directory, Entra ID, Intune, PowerShell, and automation.

  • Strong grasp of cybersecurity fundamentals and best practices especially NIST-CSF.

  • Demonstrated ability to lead or contribute to migration projects (AD → Entra ID, SMB → SharePoint).

  • Familiar with migration to phish resistant MFA technologies, passkeys/FIDO2.

  • Experience with SAML / OAuth2 / FIDO2 / Passkey authentication and Conditional Access policies.

  • Familiarity with NIST CSF controls.

  • Proven problem-solving skills, attention to detail, and proactive mindset.

  • Excellent communication and collaboration abilities.


 


Preferred Certifications:



  • CompTIA (Sec , CySA, Cloud )

  • Microsoft (MS-102, MD-102, SC-300, AZ-104)

Salary : $120,000 - $130,000

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