Microsoft Certified O365 Administrator

Position Overview

Microsoft Certified O365 Administrator will manage maintain and optimize our Microsoft 365 environment. This role is responsible for ensuring the reliability security and performance of cloud-based collaboration and productivity services including Exchange Online SharePoint Online Teams and related Microsoft 365 applications.

The ideal candidate combines deep technical expertise with strong problem-solving abilities and a proactive approach to system administration security and user support.

Key Responsibilities

Administration & Maintenance:

- Administer and manage Microsoft 365 services including Exchange Online SharePoint Online OneDrive Teams and Azure AD (Entra ID).

- Perform user provisioning license management and role-based access control.

- Configure and maintain mail flow security policies retention policies and compliance features.

- Monitor system health performance and service availability.

Security & Compliance:

- Implement and manage security best practices including MFA Conditional Access and Defender for Office 365.

- Ensure compliance with organizational policies and regulatory requirements (e.g. GDPR HIPAA if applicable).

- Conduct regular audits risk assessments and incident response activities.

Migration & Deployment:

- Plan and execute migrations (on-premises to cloud tenant-to-tenant or hybrid environments).

- Deploy and manage Microsoft 365 applications and updates across the organization.

- Support integration with third-party tools and services.

Troubleshooting & Support:

- Diagnose and resolve complex technical issues related to Microsoft 365 services.

- Provide Tier 2/3 support for escalated user issues.

- Maintain documentation knowledge base articles and standard operating procedures.

Automation & Optimization:

- Develop and maintain PowerShell scripts for automation and administrative tasks.

- Continuously evaluate and improve system performance cost efficiency and user experience.

- Stay current with Microsoft roadmap updates and recommend enhancements.

Required Qualifications

- Microsoft 365 Certified: Administrator Expert (or equivalent)

- Bachelors degree in Information Technology Computer Science or related field (or equivalent experience)

- 35 years of hands-on experience administering Microsoft 365 environments

- Strong experience with Exchange Online SharePoint Online Teams Azure Active Directory (Entra ID) and PowerShell scripting

- Knowledge of identity management authentication and security frameworks

Preferred Qualifications

- Experience with hybrid environments (on-prem AD Azure AD)

- Familiarity with Microsoft Intune / Endpoint Manager

- Experience with backup disaster recovery and data governance solutions

- Knowledge of networking fundamentals (DNS SMTP etc.)

- Experience with automation and infrastructure-as-code practices

Key Competencies

- Strong analytical and troubleshooting skills

- Excellent communication and documentation abilities

- Attention to detail with a security-first mindset

- Ability to manage multiple priorities in a fast-paced environment

Work Environment

- Primarily office or remote-based with occasional after-hours support for maintenance or incidents

- May require on-call rotation