Senior Exchange Administrator

IntVerse.io; Charlotte (NC); Hybrid; USD 90,000 - 130,000; Full time

Job summary

IntVerse.io in Charlotte is seeking an Exchange Administrator to manage and optimize Microsoft Exchange environments, including on-prem and Online components. The role covers migrations, backups, patches, security policy enforcement, and high-availability configuration.

The successful candidate will work with Cybersecurity, AD, and Infrastructure teams to automate tasks with PowerShell and to document procedures for ongoing process improvements.

Qualifications

• Experience managing large-scale Exchange and Microsoft 365 environments.
• Proficiency with mail flow, security policies, and mailbox administration.
• Strong scripting with PowerShell for bulk tasks and automation.

Responsibilities

• Provide L3/L4 admin ownership of Exchange and Microsoft 365 messaging environments.
• Design, implement, and manage hybrid Exchange architecture including Online and on-prem components.
• Lead Exchange Online migrations and hybrid deployments with mailbox moves and coexistence.
• Administer Exchange Online/Server, Microsoft 365, and hybrid configurations in complex setups.
• Manage mail flow architecture, connectors, transport rules, and secure routing.
• Configure Exchange Online Protection, anti-spam, anti-malware, phishing protection, and policies.
• Troubleshoot mail-flow failures, NDRs, delays, and client connectivity (Outlook/OWA/ActiveSync).
• Manage Entra ID, AD, Azure AD Connect/Cloud Sync, and directory services related to Exchange.
• Develop PowerShell automation for bulk mailbox tasks, reporting, monitoring, and compliance.
• Oversee mailbox databases, DAGs, replication, DR, and capacity planning for Exchange.
• Lead upgrades, updates, security patches, and infrastructure modernization with minimal disruption.
• Implement RBAC, permissions, retention, litigation hold, and eDiscovery.
• Investigate compromised mailboxes, forwarding rules, and phishing incidents with remediation.
• Collaborate with Cybersecurity, Network, Infra, Service Desk, and Microsoft 365 teams.
• Perform root-cause analysis for incidents and drive permanent corrective actions.
• Participate in 24x7 production support and disaster-recovery activities.
• Create architecture diagrams and SOPs; mentor junior admins.

Skills

L3/L4 administration

PowerShell automation

Exchange Online

Email security

Troubleshooting

Active Directory

Microsoft 365

Tools

Exchange Online

Exchange Server 2016/2019

Microsoft 365

Azure AD Connect

PowerShell

EOP / email security

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.

• ProvideL3/L4 administration and technical ownershipof large-scale Microsoft Exchange and Microsoft 365 messaging environments.
• Design, implement, and manageenterprise Exchange architecture, including Exchange Online, Exchange Server, and hybrid environments.
• LeadExchange Online migration and hybrid deployments, including mailbox migrations, coexistence, mail-flow architecture, and decommissioning of legacy Exchange infrastructure.
• Administer and troubleshootExchange Online, Exchange Server 2016/2019, Microsoft 365, and hybrid configurationsin complex enterprise environments.
• Managemail flow architecture, including Send/Receive Connectors, Transport Rules, Accepted Domains, Remote Domains, SMTP relay, and secure mail routing.
• Configure and manageExchange Online Protection (EOP), anti-spam, anti-malware, phishing protection, quarantine, and advanced email security policies.
• Provide advanced troubleshooting formail-flow failures, NDRs, message delays, mailbox connectivity, Outlook, OWA, ActiveSync, Autodiscover, and authentication issues.
• ManageMicrosoft Entra ID, Active Directory, Azure AD Connect/Cloud Sync, and directory synchronization dependencies associated with Exchange.
• Develop advancedPowerShell automationfor bulk mailbox administration, reporting, troubleshooting, monitoring, compliance, and operational tasks.
• Managemailbox databases, DAGs, replication, availability, health monitoring, capacity planning, and disaster recoveryfor on-premises Exchange environments.
• LeadExchange version upgrades, cumulative updates, security patches, certificate renewals, and infrastructure modernizationwith minimal business disruption.
• Implement and manageRBAC, administrative permissions, privileged access, mailbox auditing, retention policies, litigation hold, archiving, and eDiscovery.
• Investigate and remediatecompromised mailboxes, malicious forwarding rules, phishing incidents, suspicious email activity, and unauthorized access.
• Work closely withCybersecurity, Active Directory, Network, Infrastructure, Service Desk, and Microsoft 365 teamsto resolve complex enterprise incidents.
• Leadroot-cause analysis (RCA)for critical messaging incidents and implement permanent corrective actions to prevent recurrence.
• Participate in24x7 production support, major incident management, change management, problem management, and disaster-recovery activities.
• Create and maintainExchange architecture diagrams, technical documentation, SOPs, troubleshooting guides, and disaster-recovery procedures.
• Provide technical leadership and mentoring tojunior and mid-level Exchange/Microsoft 365 administrators.
• Evaluate new Microsoft 365 and Exchange capabilities and recommendarchitecture, security, automation, and operational improvements.
• Ensure messaging infrastructure meetsenterprise security, compliance, availability, performance, and regulatory requirements.