Position Overview
*** is seeking a skilled and security-focused Microsoft 365 Administrator to join our Corporate Information Technology team. This role is responsible for the administration, optimization, and security of our Microsoft 365 environment within a hybrid and multi-tenant enterprise infrastructure.
The ideal candidate combines strong hands-on technical expertise with a proactive, service-oriented mindset. This individual will manage Microsoft 365 services, support secure identity and access management, partner closely with Security teams, and serve as a Tier 3 escalation point for complex collaboration and messaging issues.
Key Responsibilities
Microsoft 365 Administration & Operations
- Administer and maintain Microsoft 365 services including:
o Exchange Online
o SharePoint Online
o OneDrive for Business
o Microsoft Teams
o Microsoft Entra ID
o Purview
o CoPilot Studio
o Power Platform
- Manage hybrid identity and mail flow integrations (Azure AD Connect, hybrid Exchange).
- Oversee licensing, mailbox management, distribution groups, dynamic groups, and shared resources.
- Monitor tenant health, service health, and usage reporting to ensure availability and performance.
- Provide Tier 3 escalation support for complex messaging, collaboration, authentication, and synchronization issues.
Identity, Security & Compliance
Manage and maintain:
- Conditional Access policies
- Multi-Factor Authentication (MFA) policies
- Identity Protection and access governance
- Role-Based Access Control (RBAC)
Partner with Security Governance and SOC teams to remediate vulnerabilities and support enterprise application reviews.
Support Microsoft 365 security and compliance capabilities including:
- Microsoft Purview
- Data Loss Prevention (DLP)
- eDiscovery
- Retention and sensitivity labeling
- Microsoft Defender for Office 365
Ensure configurations align with regulatory, contractual, and enterprise security requirements.
Automation & Continuous Improvement
Develop and maintain PowerShell scripts for automation, reporting, and bulk administration.
Leverage Microsoft Graph and provided APIs.
Identify and implement process improvements to increase reliability, efficiency, and security.
Evaluate and communicate new Microsoft features and roadmap items for enterprise applicability.
Collaboration & Governance
Partner with Infrastructure, Cloud Engineering, Service Desk, Desktop Management, and Security teams to improve reliability and end-user experience.
Support cloud migration and modernization initiatives.
Contribute to governance models for Teams, SharePoint, and collaboration services.
Develop and maintain documentation, knowledge articles, and change records.
Required Qualifications
Excellent written documentation and communication skills.
Bachelor s degree in Computer Science, Information Systems, or related field (or equivalent experience).
5 years of hands-on experience administering Microsoft 365 in a medium-to-large enterprise environment.
Strong expertise in:
- Exchange Online
- Microsoft Teams
- SharePoint Online
- OneDrive
- Microsoft Entra ID
Experience managing hybrid identity and directory synchronization (Azure AD Connect).
Strong understanding of:
- Conditional Access
- MFA
- Identity governance
- SMTP mail flow
- SPF, DKIM, and DMARC
Proficiency with PowerShell scripting for automation and administration.
Experience troubleshooting authentication, SSO, and synchronization issues.
Must be a US Citizen.
What We re Looking For
A proactive engineer who anticipates issues and strengthens security posture.
A collaborator who works effectively across IT and security teams.
A technically curious professional who stays current with Microsoft innovation.
A service-minded professional who improves the employee experience while protecting the enterprise.
Additional lnformation:
Is this role onsite or remote? (If remote, can they work remote for entirety of project?) What is the physical work location address? Onsite – King Ave.
Job Title: IT Infrastructure Administrator III
Number of Positions: 1
Pay Rate Range(does not include supplier mark up): *** - ***/hr
Is the candidate required to be a U.S. Citizen?
Is a clearance required for this role? No
o If so, is this required as a contractor or only if they are hired on at ***? N/A
How many hours a week will the contractor work? 40
Top 3 criteria/must haves for the position? M365 Admin, Excellent Communicator
Are there any technologies that candidates absolutely have to have experience with?
o Strong expertise in:
- Exchange Online
- Microsoft Teams
- SharePoint Online
- OneDrive
- Microsoft Entra ID
What will the interview process look like? 1 hour Teams interview with the hiring manager
Will you hire off of the phone or Skype if the candidate is not local but willing to relocate for the job? Will consider but will not pay relocation expenses.
What is the timeline for hire? Within the next month
Why the positions are open? To fill the need for a dedicated M365 Admin
Do you have any upcoming time out of office? March 25 - April 1
Nesco Resource offers a comprehensive benefits package for our associates, which includes a MEC (Minimum Essential Coverage) plan that encompasses Medical, Vision, Dental, 401K, and EAP (Employee Assistance Program) services.
Nesco Resource provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.
