Senior Security Engineer

Leidos is seeking a Senior Security Engineer to join their GEO SPACES mission critical networks team in Canberra, Australia. This role involves implementing and reviewing system security controls, managing SIEM systems, deploying security tools, and developing detection capabilities. You will collaborate with cyber security analysts and network teams to ensure robust system security.

• Review and implement system security controls (OS, application, network hardening)
• Onboard system logs into centralized SIEM
• Deploy and configure security tools
• Develop and validate detection engineering capabilities
• Provide system security advice and collaborate with network and operations teams
• Experience with SIEM technologies (Splunk), AWS, EDR/XDR, firewalls, IDAM, Linux, and Windows hardening

• No visa sponsorship is available.

• Must be a U.S. citizen.

• Requires a Top Secret security clearance.