Apptad: O365 Admin (Exchange Online) L3 Support Engineer

Join Us AS Apptad: O365 Admin (Exchange Online) L3 Support Engineer

Company: Apptad

Job description: Title : O365 Admin (Exchange Online) L3 Support EngineerLocation : Englewood Cliffs, New Jersey(onsite)Job Title:Key Responsibilities:Provide L3-level support for Exchange Online and hybrid Exchange environments.Proofpoint experience is mustShould have good experience in Powershell and should be able to develope scripts for bulk operations.Troubleshoot and resolve complex issues related to mail flow, mailbox access, transport rules, and Exchange Online Protection (EOP).Handle escalations from L1 and L2 teams, ensuring timely resolution within SLA.Perform root cause analysis and implement permanent fixes for recurring issues.Manage and support hybrid configurations (Exchange Online + Exchange On-Prem).Collaborate with Microsoft support for unresolved or critical issues.Monitor service health, usage reports, and alerts via Microsoft 365 Admin Center.Assist in migration projects (e.g., Exchange On-Prem to Exchange Online).Maintain and update technical documentation and knowledge base articles.Participate in on-call rotations and provide support during critical incidents.SharePoint and Onedrive experience will de added advantage.Required Skills:Deep understanding of Exchange Online architecture and services.Experience with PowerShell scripting for Exchange Online administration.Knowledge of Active Directory, Azure AD, and identity federation (ADFS, SSO).Familiarity with Microsoft 365 Security & Compliance Center.Strong troubleshooting skills in Outlook connectivity, OWA, MFA, and mobile device access.Experience with email security, SPF/DKIM/DMARC, and anti-spam/anti-phishing policies.

Expected salary:

Location: Englewood Cliffs, NJ

Job date: Thu, 03 Jul 2025 22:58:36 GMT

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