Job Description
We are seeking a hands‐on Email Security Engineer to support the delivery and operational uplift of the organisation's email security. The contractor will work closely with Luc and the Director, Data Protection & Email Security, to strengthen outbound controls, complete Mimecast implementation activities and support the controlled decommissioning of Trend Micro email security capabilities.
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This is a delivery‐focused role for someone who can operate at both engineering and operational levels — designing changes, implementing them, troubleshooting issues, documenting outcomes and handing over stable services to BAU teams.
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Key responsibilities
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Execute configuration and engineering changes in a controlled manner.
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Coordinate testing with technical teams and business stakeholders.
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Develop runbooks, technical procedures, support models and knowledge-transfer materials.
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Monitor post-change outcomes and recommend further tuning.
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Escalate issues early and drive actions through to completion.
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Solid hands‐on experience administering and engineering Email Security.




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Demonstrated experience with outbound email security and enterprise mail‐flow troubleshooting.
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Practical experience implementing email journaling and validating message coverage.
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Experience uplifting email security policies and managing controlled exceptions.
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Experience with Microsoft 365 / Exchange Online mail flow, connectors, transport rules and message tracing.
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Experience retiring or migrating legacy email security platforms, preferably Trend Micro.
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Working knowledge of SPF, DKIM, DMARC, SMTP, DNS and email authentication.
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Ability to produce explicit technical documentation and operational handover material
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Requirements
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Must Have Skills: Core email security Skills : Expertise in email security gateways (Microsoft Defender for Office 365, Proofpoint, Mimecast, Cisco Secure Email, etc.), anti‐phishing, anti‐spam, and malware protection
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Email Security Engineer Sydney, NSW, au

📌 Email Security Engineer (New South Wales)
🏢 Xpt Software Australia
📍 New South Wales