Email Security Administrator
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Key skills for this role
About the Role
Madre Integrated Engineering is seeking two Email Security Administrators to manage and support on-premises email security infrastructure. The role involves ensuring secure email communication by managing spam, phishing, malware protection, and integration with Microsoft 365.
Key Skills for This Role
Responsibilities
- Perform daily administration and health monitoring of the email security gateway
- Configure, maintain, and tune email security policies including anti spam, anti phishing, malware filtering, and spoofing protection
- Review quarantined emails and support safe release workflows
- Troubleshoot end to end mail flow issues across on premises gateway and Microsoft 365
- Investigate spam, phishing, malware, spoofing, and impersonation attempts
- Manage and validate SPF, DKIM, DMARC, and TLS configurations
- Coordinate with infrastructure, network, SOC, and messaging teams
- Generate operational and security reports (threat trends, blocked mail, system health)
- Support system upgrades, patches, and maintenance activities
Requirements
- Proven experience in email security gateway administration (on prem or hybrid environments)
- Strong hands on knowledge of mail flow architecture and SMTP routing
- Experience working with Microsoft 365 mail systems
- Deep understanding of SMTP, MX records, DNS, SPF, DKIM, DMARC, and TLS encryption
- Experience in phishing, spam, malware analysis, and incident handling
- Familiarity with SOC environments and security escalation workflows
- Strong troubleshooting skills for mail flow and connectivity issues
Full Job Posting
Role Overview
- We are seeking two dedicated Email Security Administrators to manage and support the organization’s on premises email security infrastructure.
- The role focuses on ensuring secure, reliable, and uninterrupted email communication across the enterprise by managing spam, phishing, malware protection, and secure mail flow integration with Microsoft 365 and related systems.
Platform Administration & Monitoring
- Perform daily administration and health monitoring of the email security gateway
- Ensure system availability, performance, and stability
- Monitor dashboards, alerts, and security events in real time
Policy Management & Optimization
- Configure, maintain, and tune email security policies
- Manage anti spam, anti phishing, malware filtering, and spoofing protection rules
- Continuously improve filtering accuracy and reduce false positives/negatives
Quarantine & Mail Handling
- Review quarantined emails and support safe release workflows
- Validate false positives and ensure secure message delivery
- Handle user requests related to blocked/quarantined emails
Mail Flow & Integration Support
- Troubleshoot end to end mail flow issues across on premises gateway and Microsoft 365
- Manage SMTP routing, mail connectors, and relay configurations
- Ensure seamless integration between security gateway, DNS, and email systems
Threat Investigation & Response
- Investigate spam, phishing, malware, spoofing, and impersonation attempts
- Perform log analysis and correlate security events
- Support incident response in coordination with SOC teams
Security Protocol & Email Authentication
- Manage and validate SPF, DKIM, DMARC, and TLS configurations
- Ensure email authentication standards are correctly implemented and enforced
Collaboration & Escalation Management
- Coordinate with infrastructure, network, SOC, and messaging teams
- Work with vendors for issue escalation, RCA tracking, and resolution follow up
Reporting & Audit Support
- Generate operational and security reports (threat trends, blocked mail, system health)
- Support internal and external audit requirements
- Maintain documentation for configurations, incidents, and changes
Change & Maintenance Support
- Support system upgrades, patches, and maintenance activities
- Execute change requests following approval processes
- Ensure minimal disruption during updates and migrations
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