Senior Exchange Administrator

Job Description

Company Description IntVerse.io helps businesses connect and integrate their systems, data, and applications to streamline workflows and improve productivity. The company focuses on enabling seamless communication between multiple platforms so organizations can operate more efficiently. IntVerse.io’s integration services are especially valuable to businesses that depend on many tools and systems, ensuring they work together without friction. By reducing manual effort and optimizing processes, IntVerse.io supports teams in collaborating more effectively and achieving better results.

Role Description The Exchange Administrator is a full-time hybrid role based in Charlotte Metro, with flexibility for partial work from home. This role is responsible for managing, configuring, and maintaining Microsoft Exchange environments, including user accounts, mailboxes, distribution lists, and policies. The Exchange Administrator will monitor system performance, perform regular backups, apply patches and updates, and ensure high availability and security of messaging systems. Daily tasks include diagnosing and resolving email-related issues, providing technical support to internal teams, and collaborating with other IT staff to integrate Exchange with broader systems and applications. The role also involves documenting procedures, maintaining accurate configurations, and contributing to process improvements and automation efforts.

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• Provide  L3/L4 administration and technical ownership of large-scale Microsoft Exchange and Microsoft 365 messaging environments.
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• Design, implement, and manage  enterprise Exchange architecture , including Exchange Online, Exchange Server, and hybrid environments.
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• Lead  Exchange Online migration and hybrid deployments , including mailbox migrations, coexistence, mail-flow architecture, and decommissioning of legacy Exchange infrastructure.
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• Administer and troubleshoot  Exchange Online, Exchange Server 2016/2019, Microsoft 365, and hybrid configurations in complex enterprise environments.
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• Manage  mail flow architecture , including Send/Receive Connectors, Transport Rules, Accepted Domains, Remote Domains, SMTP relay, and secure mail routing.
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• Configure and manage  Exchange Online Protection (EOP) , anti-spam, anti-malware, phishing protection, quarantine, and advanced email security policies.
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• Provide advanced troubleshooting for  mail-flow failures, NDRs, message delays, mailbox connectivity, Outlook, OWA, ActiveSync, Autodiscover, and authentication issues .
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• Manage  Microsoft Entra ID, Active Directory, Azure AD Connect/Cloud Sync , and directory synchronization dependencies associated with Exchange.
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• Develop advanced  PowerShell automation for bulk mailbox administration, reporting, troubleshooting, monitoring, compliance, and operational tasks.
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• Manage  mailbox databases, DAGs, replication, availability, health monitoring, capacity planning, and disaster recovery for on-premises Exchange environments.
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• Lead  Exchange version upgrades, cumulative updates, security patches, certificate renewals, and infrastructure modernization with minimal business disruption.
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• Implement and manage  RBAC, administrative permissions, privileged access, mailbox auditing, retention policies, litigation hold, archiving, and eDiscovery .
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• Investigate and remediate  compromised mailboxes, malicious forwarding rules, phishing incidents, suspicious email activity, and unauthorized access .
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• Work closely with  Cybersecurity, Active Directory, Network, Infrastructure, Service Desk, and Microsoft 365 teams to resolve complex enterprise incidents.
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• Lead  root-cause analysis (RCA)for critical messaging incidents and implement permanent corrective actions to prevent recurrence.
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• Participate in 24x7 production support, major incident management, change management, problem management, and disaster-recovery activities .
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• Create and maintain  Exchange architecture diagrams, technical documentation, SOPs, troubleshooting guides, and disaster-recovery procedures .
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• Provide technical leadership and mentoring to  junior and mid-level Exchange/Microsoft 365 administrators .
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• Evaluate new Microsoft 365 and Exchange capabilities and recommend  architecture, security, automation, and operational improvements .
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• Ensure messaging infrastructure meets  enterprise security, compliance, availability, performance, and regulatory requirements .
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