Linux Infrastructure Professional

5 days ago

Sydney, New South Wales, Australia beBeeInfrastructure Full time $120,000 - $160,000

As a Linux System Engineer, you will be responsible for the design, implementation and maintenance of ~600 Linux hosts primarily running Ubuntu with some RHEL. This role requires experience in managing large fleets of Linux hosts and providing organisation-wide base infrastructure and core services. Key skills include Ansible automation for infrastructure deployment and management, problem-solving, troubleshooting, documentation and root cause analysis.

Key Responsibilities
  • Manage and maintain core IT services including data centres, servers, virtualisation, operating systems, storage, backup, time services, logging, email, domain name resolution, web proxying and security.
  • Securely manage connections to and from external networks ensuring the safety and integrity of data traffic.
  • Perform daily security monitoring and risk mitigation across the IT environment.
Required Skills
  • Proven Experience as a Linux System Engineer.
  • Extensive experience managing a large fleet of Linux hosts.
  • Ansible automation skills for infrastructure deployment and management.
  • Experience in problem-solving, troubleshooting, documentation and root cause analysis.
  • A deep understanding of Linux including networking, auditd, SELinux/AppArmor, IPTABLES/NFTABLES, TLS and PKI.
  • Experience implementing the ACSC's Essential Eight in a Linux environment.
Security Clearance Requirements

Candidates must be Australian Citizens with Active Baseline Clearance or NV1 Security Clearance or higher.

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