Senior Microsoft 365 & Collaboration Platform Admin

Penumbra, Inc.; Alameda (CA); On-site; USD 127,000 - 200,000; Full time

Benefits offered by this job

Equity program

Medical, dental, vision, life, AD&D, &

Long-term disability insurance

401(k) with employer match

Paid parental leave

11 company holidays

Vacation time (15+ days)

Job summary

Penumbra, Inc. in Alameda, CA, seeks a Sr IT System Admin for App and Collaboration Platform to manage Microsoft 365, SharePoint Online, Teams, and related apps. You’ll handle configurations, access control, security, health monitoring, and incident escalation.

You will partner with IT engineering, security, compliance, and vendors to ensure reliable, secure services, while maintaining documentation and contributing to operational improvements.

Qualifications

• Bachelor's degree with 5+ years enterprise systems admin experience including Microsoft 365.
• Advanced experience with Microsoft 365 services (SharePoint Online, Exchange Online, Teams, OneDrive, Power Apps, Power Automate).
• Experience configuring permissions, policies, and access controls.
• Familiarity with AD/Entra ID, IAM concepts, and security standards.
• Proven ability to troubleshoot complex collaboration platform issues.

Responsibilities

• Administer and maintain Microsoft 365 services and related apps.
• Configure policies, permissions, security groups, and RBAC per standards.
• Monitor service health and coordinate operational responses.
• Serve as senior escalation resource for incidents and requests.
• Troubleshoot integration, performance, and synchronization issues.
• Perform routine platform maintenance and change-management tasks.
• Support Teams and Zoom, and maintain department portals and intranets.
• Manage user lifecycle (onboarding/offboarding/role changes).
• Maintain workflows, scripts, connectors, and low-code automations.
• Document configurations, SOPs, and recovery procedures.
• Collaborate with Security, Compliance, and Quality teams on controls and reviews.
• Provide training and guidance to IT staff and client support.

Skills

Microsoft 365

SharePoint Online

Microsoft Teams

OneDrive

Exchange Online

Power Apps

Power Automate

Active Directory

Microsoft Entra ID

Identity & access management

APIs & integrations

Scripting/workflows

Change management

Incident management

Communication

On-site operations

Education

Bachelor’s degree in engineering, computer science, or related field

Tools

Microsoft 365 Admin Center

SharePoint Admin

Teams admin

Power Platform

Active Directory

Entra ID

Job description

Penumbra, Inc. in Alameda, CA, seeks a Sr IT System Admin for App and Collaboration Platform to manage Microsoft 365, SharePoint Online, Teams, and related apps. You’ll handle configurations, access control, security, health monitoring, and incident escalation.

You will partner with IT engineering, security, compliance, and vendors to ensure reliable, secure services, while maintaining documentation and contributing to operational improvements.