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Sr. Systems Administrator - Exchange

• Posted 17 hours ago • Updated 4 hours ago

Full Time

On-site

Fitment

Dice Job Match Score™

🛠️ Calibrating flux capacitors...

Job Details

Skills

Communication
Distribution
Routing
Management
Malware Analysis
SAFE
Authentication
SPF
Provisioning
Auditing
Reporting
Microsoft
Electronic Discovery
Legal
Incident Management
Artificial Intelligence
Tier 3
Computer Science
Information Technology
Microsoft Exchange Administration
Microsoft Office
Regulatory Compliance
Microsoft Exchange
Messaging
Analytical Skill
Documentation

Summary

Provide senior-level administration and technical ownership of Exchange Online and messaging services, ensuring reliable mail flow, strong security posture, and alignment with compliance requirements. This role is responsible for preparing and maintaining the messaging environment to securely support Microsoft Copilot and AI-driven communication capabilities.

Preferred location with hybrid work schedule: Kansas City, KS

Job Duties and Responsibilities

Administer and maintain Exchange Online mailboxes, distribution groups, shared mailboxes, and resource mailboxes
Design and manage mail flow architecture including connectors, routing, and hybrid configurations
Configure and manage Microsoft Defender for Office 365, including anti-phishing, anti-malware, and safe links/attachments policies
Maintain and govern tenant allow/block lists and advanced threat protection controls
Troubleshoot complex mail flow, delivery failures, spoofing, and authentication issues (SPF, DKIM, DMARC)
Automate messaging operations including provisioning, auditing, and reporting
Support Microsoft Purview eDiscovery, retention, and legal hold processes
Ensure email and calendar data is structured and secured appropriately for Copilot consumption and analysis
Identify and mitigate risks related to Copilot accessing sensitive or restricted email content
Support investigations and incident response involving messaging data and AI-driven access patterns
Serve as Tier 3 escalation point for messaging-related incidents and outages
Develop and maintain documentation, operational standards, and governance policies for messaging services
Continuously assess and improve messaging security posture and hygiene
Accurately document system changes, incidents, and configurations
Perform other duties as assigned

Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent combination of education and experience)
5-8 years of Microsoft 365 or Exchange administration experience
Experience with Defender for Office 365 and messaging security frameworks
Experience with messaging security, compliance, and enterprise mail environments
Strong understanding of Exchange Online architecture and mail flow
Advanced troubleshooting skills for complex messaging environments
Strong analytical thinking and documentation capabilities
Ability to balance governance, security, and user enablement
Ability to translate technical concepts into clear, business-friendly guidance
Ability to work independently with minimal day-to-day direction while partnering effectively across teams
Able to travel 5-15% of the time

An Equal Opportunity Employer including Disabled/Veterans

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Dice Id: RTX1d1dbe
Position Id: 2d32dabdb89267c9abf0a188e8efb507
Posted 17 hours ago

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