Role purpose

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.

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.

Key responsibilities

- Execute configuration and engineering changes in a controlled manner.
- Coordinate testing with technical teams and business stakeholders.
- Develop runbooks, technical procedures, support models and knowledge-transfer materials.
- Monitor post-change outcomes and recommend further tuning.
- Escalate issues early and drive actions through to completion.

Essential experience





- Robust hands-on experience administering and engineering Email Security.
- Demonstrated experience with outbound email security and enterprise mail-flow troubleshooting.
- Practical experience implementing email journaling and validating message coverage.
- Experience uplifting email security policies and managing controlled exceptions.
- Experience with Microsoft 365 / Exchange Online mail flow, connectors, transport rules and message tracing.
- Experience retiring or migrating legacy email security platforms, preferably Trend Micro.
- Working knowledge of SPF, DKIM, DMARC, SMTP, DNS and email authentication.

Ability to produce transparent technical documentation and operational handover material

Requirements

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

📌 Email Security Engineer (Sydney)
🏢 XPT Software
📍 Sydney