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) 

- Bachelor’s degree in Information Technology, Computer Science, or related field (or equivalent experience) 

- 3–5+ 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