What are the responsibilities and job description for the Cyber Security Engineer Proofpoint position at Zuplon?
Job Title: Cyber Security Engineer Proofpoint
Location: Aurora, IL - Onsite
SKILLS REQUIRED:
Key Responsibilities
Email Environment Assessment & Integration
- Review the new organisation's email infrastructure (Microsoft 365 or on-premises Exchange).
- Add new domains to Proofpoint configuration and set destination mail servers.
- Integrate user directory (LDAP or Azure AD) for address validation and synchronisation.
- Plan and execute MX record switch to route email traffic through Proofpoint.
- Configure connectors for Microsoft 365 or Exchange environments.
Security Configuration & Threat Management
- Implement spam, phishing, malware filters, and DLP policies as needed.
- Align Proofpoint DLP with existing enterprise solutions (e.g., Microsoft Purview).
- Configure alerting mechanisms to notify SOC of advanced threats.
- Define alert routing protocols and ensure visibility of threat intelligence to SOC.
- Monitor quarantines for false positives and tune policies accordingly.
User & Admin Enablement
- Train mail administrators on Proofpoint UI (quarantine release, tracking logs).
- Set up user digest notifications for quarantined emails and VIP impersonation protection.
- Provide end-user guidance on quarantine digest usage and email release procedures.
- Grant access to operations teams and conduct KT sessions with handover sign-off.
Governance & Maintenance
- Develop SOPs for policy tuning, quarantine management, and threat analysis.
- Update filters, lists, and blocklists based on evolving threat landscape.
- Periodically scan for rogue or expired certificates and renew SSL certs used on the Proofpoint interface.
- Ensure capacity planning for increased inbound/outbound email volume.
- Maintain user synchronisation via directory integration.
Domain & Authentication Management
- Update SPF, DKIM, and DMARC records for new domains sending via Proofpoint.
- Outline parallel run or direct cutover strategy for Proofpoint deployment.
- Document all configurations and maintain change logs for audit and compliance.
Qualifications
- Proven experience with Proofpoint Secure Email Gateway and enterprise email security.
- Strong understanding of email infrastructure (O365, Exchange), MX records, and mail routing.
- Experience with LDAP/Azure AD integration and directory synchronisation.
- Familiarity with SPF, DKIM, DMARC, and email authentication best practices.
- Excellent documentation and training skills.
- Ability to lead cross-functional teams and drive secure email initiatives.
Preferred Certifications
- Proofpoint Certified Specialist
- Microsoft Certified: Messaging Administrator Associate
- Certified Information Systems Security Professional (CISSP)
- CompTIA Security or equivalent