Senior Exchange / Microsoft 365 Administrator
MJDP ResourcesRole Overview
MJDP Resources is hiring a Senior Exchange / Microsoft 365 Administrator. This is a full-time hybrid role, based in Philadelphia. Part of MJDP Resources's Security hiring. Full responsibilities, required qualifications, and the apply link are listed in the description below.
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Job Description
Key Responsibilities:
- Configure and support Exchange (on-prem & online), ActiveSync, IIS, Active Directory, and Windows Server
- Monitor server performance, run diagnostics, and manage failover processes
- Perform and support mailbox migrations and Exchange upgrades
- Troubleshoot messaging-related issues across applications and teams
- Participate in disaster recovery planning and execution, including environment restoration
- Administer hybrid and cloud environments across multiple Azure AD tenants
- Manage and support Microsoft 365 / Office 365 configurations and policies
- Administer and support Exchange Online deployments
- Implement and maintain security and compliance policies (e.g., data retention)
- Support the Microsoft 365 messaging environment in the cloud
- Utilize PowerShell for administration, automation, and reporting
- Develop scripts to automate processes and improve efficiency
- Lead Exchange / Microsoft 365-related projects and initiatives
Required Qualifications:
- Strong experience with Exchange (on-premises and online)
- Experience managing hybrid Microsoft 365 environments
- Proficiency with Active Directory, Azure AD, and Windows Server
- Hands-on experience with PowerShell scripting and automation
- Experience with mailbox migrations and Exchange deployments
- Knowledge of Intune and/or AirWatch MDM solutions
- Ability to troubleshoot complex messaging and infrastructure issues
- Strong communication and collaboration skills
Preferred
- Experience working across multiple Azure AD tenants
- Background in enterprise environments with high availability requirements
- Experience leading or supporting large-scale Exchange / M365 projects
Overview
We are seeking a Senior Exchange / Microsoft 365 Administrator to support and manage a complex hybrid messaging environment. This role will be responsible for administration, maintenance, and optimization of Exchange (on-premises and online) and the broader Microsoft 365 ecosystem.
Frequently Asked Questions
How do I apply for the Senior Exchange / Microsoft 365 Administrator position at MJDP Resources?
Use the Apply button above to submit your application directly to MJDP Resources. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Is the Senior Exchange / Microsoft 365 Administrator role at MJDP Resources remote or in-office?
This is a hybrid role based in Philadelphia. Expect a mix of in-office and remote days, with the specific cadence set by the hiring manager.
What does a Senior Exchange / Microsoft 365 Administrator at MJDP Resources earn?
MJDP Resources has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Senior Exchange / Microsoft 365 Administrator role at MJDP Resources posted?
This role was posted on April 3, 2026 (67 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
How much experience does the Senior Exchange / Microsoft 365 Administrator role at MJDP Resources require?
This is a senior-level position. Most senior roles call for 5+ years of directly relevant experience. MJDP Resources lists their specific requirements in the description below, so review the must-have qualifications closely before applying.
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