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Sr. Systems Administrator - Exchange
- Kansas City, Missouri, United States
- Kansas City, Missouri, United States
À propos
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
Qualifications
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‑day direction while partnering effectively across teams
Able to travel 5-15% of the time
An Equal Opportunity Employer including Disabled/Veterans
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Compétences linguistiques
- English
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