JobMesh

Cyber Security Engineer

Unisys · Sydney, New South Wales, AU

What success looks like in this role: Role Overview We are seeking a highly technical Security Engineer to join our infrastructure team. This role is critica...

Job description

What success looks like in this role: Role Overview We are seeking a highly technical Security Engineer to join our infrastructure team. This role is critical in bridging the gap between traditional systems administration and modern security operations. You will be responsible for securing a diverse environment encompassing Windows and Linux servers, VMware virtualization, and physical hardware, while managing a robust security stack including CrowdStrike, Tenable, and LogRhythm. The ideal candidate thrives on "under the hood" troubleshooting and has a deep understanding of how infrastructure vulnerabilities translate into enterprise risk. Key Responsibilities: - System & Hypervisor Hardening: Design and implement security baselines for Windows Server (Active Directory, Group Policy) and various Linux distributions. Oversee the security posture of VMware environments, ensuring vCenter and ESXi hosts are isolated and patched. - Threat Detection & Response: Act as the primary engineer for CrowdStrike Falcon, managing sensor deployment, policy tuning, and incident response. - Vulnerability Management: Lead the end-to-end vulnerability lifecycle using Tenable (Nessus/IO). This includes...