Senior Microsoft 365 Administrator

Wsv Systemhaus; New York (NY); À distance; USD 117 000 - 165 000; Plein temps

Résumé du poste

Wsv Systemhaus is seeking an experienced Remote Senior Microsoft 365 Administrator to manage and optimize our cloud environment. You will oversee Exchange Online, SharePoint Online, OneDrive, Teams, Entra ID, and Intune while collaborating across IT teams.

Responsibilities include securing services, automating tasks with PowerShell, and leading migrations. This role requires 5–8 years in IT administration and strong remote communication skills.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related discipline, or equivalent experience.
• 5–8 years of professional IT administration experience.
• Extensive experience managing Microsoft 365 enterprise environments.
• Strong knowledge of Exchange Online, SharePoint, Teams, and OneDrive.
• Experience with Microsoft Entra ID, Microsoft Intune, and cloud security.
• Proficiency in PowerShell scripting and automation.
• Excellent remote communication and collaboration skills.
• Ability to manage multiple technical responsibilities independently.

Responsabilités

• Administer and secure Microsoft 365 services (Exchange Online, SharePoint Online, OneDrive, Teams, Entra ID).
• Manage identity and access through Okta, including SSO, MFA, conditional access and user lifecycle automation.
• Build and maintain device policies in Microsoft Intune and Jamf.
• Design, deploy and maintain network infrastructure (Ubiquiti, Cisco) including VPN and security.
• Manage on-premises and cloud services (macOS, Linux; AWS GovCloud or Azure Government).
• Implement and monitor ITAR/EAR compliance and CMMC 2.0 controls; maintain SSP/POA&M.
• Lead backups, DR, logging, monitoring; coordinate with SIEM.
• Automate routine tasks with PowerShell, Bash or Python.
• Mentor help desk staff and lead migrations/rollouts of new tools.
• Write and maintain system docs and runbooks.

Connaissances

PowerShell scripting

Remote communication

Automation

Cloud security

Formation

Bachelor's degree in Computer Science/IT or related

Outils

Okta

Microsoft Intune

Jamf

Ubiquiti

Cisco

AWS GovCloud

Azure Government

Description du poste

We are seeking a highly experienced and technically proficient Remote Senior Microsoft 365 Administrator to manage, maintain, secure, and optimize our organization's Microsoft 365 cloud environment. The successful candidate will oversee Microsoft 365 services, including Exchange Online, SharePoint Online, Microsoft Teams, OneDrive, Microsoft Entra ID, and Microsoft Intune. This individual will play a key role in ensuring the stability, security, and efficiency of the organization's cloud-based IT infrastructure. Working remotely, the administrator will collaborate with IT management, cybersecurity teams, system administrators, and employees across different departments to ensure seamless technology operations.

What You'll Do:

Administer and secure our Microsoft 365 , including Exchange, SharePoint, OneDrive, Teams and Entra ID

Manage identity and access through Okta, including SSO, MFA, conditional access and user lifecycle automation

Build and maintain device policies in Microsoft Intune and Jamf: configuration profiles, compliance, patching, encryption and app deployment

Design, deploy and maintain our Ubiquiti and Cisco network infrastructure, including switching, wireless, firewalls and VPN

Manage, macOS and Linux and services, both on-premises and in AWS GovCloud or Azure Government

Implement and monitor CMMC 2.0 controls, maintain the System Security Plan (SSP) and POA&M, and collect evidence for assessments

Ensure systems that store or process controlled technical data meet ITAR and EAR requirements

Own backups, disaster recovery, logging and monitoring, and work with our SIEM to investigate and respond to security events

Automate routine work with PowerShell, Bash or Python

Lead migrations and rollouts of new tools, from planning and testing through user communication

Serve as the escalation point for the help desk, and mentor technicians on complex issues

Write and maintain system documentation, runbooks, and configuration standards

Required Qualifications

Bachelor's degree in Computer Science, Information Technology, or a related discipline, or equivalent experience.

5–8 years of professional IT administration experience.

Extensive experience managing Microsoft 365 enterprise environments.

Strong knowledge of Exchange Online, SharePoint, Teams, and OneDrive.

Experience with Microsoft Entra ID, Microsoft Intune, and cloud security.

Proficiency in PowerShell scripting and automation.

Excellent remote communication and collaboration skills.

Ability to manage multiple technical responsibilities independently.

Compensation and Benefits

We offer a compensation of USD 85–120 per hour depending on experience for this role.

Mental health support is provided to ensure your wellbeing. Our company pension plan helps you build long-term financial security. Employee discounts and company stock options give you a direct stake in our success. Flexible working hours, home office arrangements, and fully remote work support your daily routine. We provide a company laptop and home office equipment to keep you connected, alongside career training and internal mobility programs for professional growth. Pets are welcome, and bike leasing is available.