Senior Microsoft 365 Engineer for Cloud IT Ops

First Coast Security Solutions; Jacksonville (FL); On-site; USD 90,000 - 120,000; Full time

Job summary

First Coast Security Solutions in Jacksonville, FL is seeking an experienced Microsoft 365 Systems Engineer to join our internal IT team. You will manage a fully cloud-based Microsoft 365 environment, providing senior-level expertise, autonomy, and hands-on configuration and troubleshooting.

You’ll support Teams, SharePoint Online, Exchange Online, Entra ID, and Intune, while helping enforce security standards and developing automation with PowerShell.

Qualifications

• 4–7 years hands-on Microsoft 365 administration experience.
• Advanced knowledge of Teams and SharePoint Online.
• Strong experience with Entra ID / Azure AD.
• Strong experience with Exchange Online.
• Experience with Intune and endpoint management.
• Solid understanding of Microsoft 365 security and compliance.
• PowerShell scripting and automation experience.
• Strong troubleshooting across the Microsoft cloud stack.
• Ability to work independently with strong autonomy and minimal oversight.
• Strong communication and documentation skills.

Responsibilities

• Administer and maintain the configuration and overall health of the Microsoft 365 tenant under the direction of the IT Coordinator
• Administer Microsoft Teams and SharePoint Online
• Manage the Microsoft 365 Admin Center and related administrative portals
• Support and maintain Exchange Online, Entra ID, Intune, OneDrive, and Microsoft 365 security
• Manage users, groups, licensing, permissions, policies, and access
• Support IT Engineers on complex and escalated support tickets
• Troubleshoot escalated Microsoft 365 and cloud-related issues, including tenant-level problems
• Support employee onboarding and offboarding processes
• Maintain Microsoft 365 security, governance, and configuration standards
• Build and maintain PowerShell scripts and automation to streamline IT operations
• Monitor Microsoft service health and respond to tenant-level issues
• Document configurations, procedures, and IT standards
• Identify opportunities to improve and automate IT operations

Skills

Microsoft 365 administration

Teams & SharePoint Online

Azure AD / Entra ID

Exchange Online

Intune / endpoint management

PowerShell scripting

Security & compliance

Troubleshooting

Documentation

Autonomy

Education

Bachelor's degree in IT or related

Microsoft certifications (MS-102, AZ-104)

Tools

PowerShell

Job description

First Coast Security Solutions in Jacksonville, FL is seeking an experienced Microsoft 365 Systems Engineer to join our internal IT team. You will manage a fully cloud-based Microsoft 365 environment, providing senior-level expertise, autonomy, and hands-on configuration and troubleshooting.

You’ll support Teams, SharePoint Online, Exchange Online, Entra ID, and Intune, while helping enforce security standards and developing automation with PowerShell.