Email Security Engineer - Mimecast & M365 Specialist

Showtime Consulting Pty Ltd; Canberra; On-site; AUD 90,000 - 120,000; Full time

Job summary

Showtime Consulting is seeking an Associate Security Consultant to join our team delivering ultra-secure cloud and cross-domain security solutions in Australia.

You will work with enterprise clients to design, implement and optimise email security services using Mimecast, Microsoft 365, and related technologies, ensuring robust protection for critical communications.

This hands-on role offers exposure to defence-grade projects and a path to grow within a trusted security-focused consultancy.

Qualifications

• Experience as an Email Security Engineer in large enterprise environments.
• Hands-on Mimecast administration and email security engineering.
• Experience managing outbound email security and enterprise mail flow troubleshooting.
• Knowledge of SPF, DKIM, DMARC, SMTP, DNS, and email authentication technologies.
• Strong documentation, stakeholder engagement, and communication skills.

Responsibilities

• Design, implement, and validate Mimecast outbound email security solutions.
• Review and optimise mail routing, security controls, policies, and authentication mechanisms.
• Identify and remediate gaps across malware protection, data loss prevention, impersonation protection, and URL security controls.
• Troubleshoot mail flow issues across Mimecast, Microsoft 365, Exchange Online, and third-party platforms.
• Lead activities associated with the decommissioning of legacy email security technologies, including Trend Micro.
• Coordinate testing, cutover planning, rollback readiness, and post-change validation activities.
• Develop technical documentation, operational runbooks, support procedures, and knowledge transfer materials.
• Monitor solution performance and recommend ongoing improvements and tuning opportunities.
• Work closely with technical stakeholders to ensure successful project delivery and operational readiness.

Skills

Email Security Engineer

Mimecast Administration

Mail Flow Troubleshooting

Documentation & Stakeholders

Tools

Mimecast

Microsoft 365

Exchange Online

Trend Micro

Job description

Showtime Consulting is seeking an Associate Security Consultant to join our team delivering ultra-secure cloud and cross-domain security solutions in Australia.

You will work with enterprise clients to design, implement and optimise email security services using Mimecast, Microsoft 365, and related technologies, ensuring robust protection for critical communications.

This hands-on role offers exposure to defence-grade projects and a path to grow within a trusted security-focused consultancy.