Senior Microsoft 365 Architect: Automation & Security

Infinite Computer Solutions; Campus (IL); On-site; USD 120,000 - 170,000; Full time

Job summary

Infinite Computer Solutions is seeking a Senior Office 365 Architect to lead architecture, implementation, administration, and support of Microsoft 365 technologies across AD, Azure AD/Entra ID, Exchange Online, SharePoint Online, Teams, OneDrive, MEM/Intune, and related services.

The role emphasizes automation, governance, security remediation, and documentation, with a focus on migrations, mail-flow changes, and proactive optimization across enterprise environments.

Qualifications

• Bachelor’s degree in computer science, Information Technology, or related field.
• 5+ years of experience with implementation and administration of Office 365/Microsoft 365 support technologies.
• Experience with Active Directory, Azure AD/Entra ID, and Azure AD Connect.
• Experience with Mail Flow, Exchange Online mail flow rules and routing; Mimecast.
• Strong automation experience using PowerShell, Microsoft Graph, Power Automate, PowerApps, Azure Automation, or similar tools.
• Excellent technical writing skills for documentation, SOPs, runbooks, and knowledge articles.

Responsibilities

• Plan, design, and implement Office 365 collaboration and messaging solutions.
• Provide architecture guidance and governance across Microsoft 365 services.
• Lead major Microsoft 365 projects such as migrations, mail flow changes, Teams/SharePoint rollouts, Intune implementation, security remediation, and automation initiatives.
• Implement and administer Office 365 support technologies including Exchange Online, Teams, SharePoint Online, OneDrive, Azure AD/Entra ID, MEM/Intune, and Microsoft 365 Security Services.
• Design, build, and maintain automation using PowerShell, Microsoft Graph, Power Automate, PowerApps, Azure Automation, and scripting.
• Identify manual/repetitive operational tasks and implement automation to improve efficiency and reduce support effort.
• Conduct cyber security remediation tasks, including search and purge processes in the Security and Compliance portal.
• Develop and maintain technical documentation, runbooks, and knowledge articles.
• Provide technical leadership, escalation support, and guidance to other team members as needed.

Skills

Office 365 administration

PowerShell

Microsoft Graph

Power Automate

PowerApps

Scripting

Automation design

Azure AD / Entra ID

Exchange Online

Mimecast

Teams

SharePoint Online

OneDrive

MEM / Intune

Azure Automation

Education

Bachelor's degree

Tools

Mimecast

Exchange Online

Microsoft Teams

SharePoint Online

OneDrive

MEM/Intune

Azure AD Connect

Azure AD / Entra ID

Job description

Infinite Computer Solutions is seeking a Senior Office 365 Architect to lead architecture, implementation, administration, and support of Microsoft 365 technologies across AD, Azure AD/Entra ID, Exchange Online, SharePoint Online, Teams, OneDrive, MEM/Intune, and related services.

The role emphasizes automation, governance, security remediation, and documentation, with a focus on migrations, mail-flow changes, and proactive optimization across enterprise environments.