Senior Security Engineer

Join Leidos as a Senior Security Engineer on the AGO GEO SPACES mission critical networks project.

As a Senior Security Engineer, you will report directly to the GEO SPACES Security Operations Team Lead and operate independently within the scope of your duties.

Primary responsibilities:

• Review and implement system security controls – OS, application, and network hardening in accordance with DSPF and ISM controls.
• On-board system logs into centralised SIEM, including log normalisation, log forwarder deployment, and configuration.
• Deploy and configure security tools.
• Develop detection engineering, including testing, validation, playbook development, and quality assurance.
• Provide system security advice and collaborate with network and operations teams.

Secondary duties:

• Integrate and maintain Cyber Threat Intelligence platforms and feeds.
• Integrate and maintain Vulnerability Management platforms and tools.
• Conduct Quality Assurance and Control of SOC investigations and responses.
• Support complex and emergency Incident Response activities.
• Conduct research, development, and testing of novel and emerging technologies.
• Support Hunt activities using industry frameworks.
• Provide trusted advisory services.
• Develop security operations-related system requirements.
• Review and approve changes.
• Develop and maintain stakeholder relationships.

Requirements:

• 5-10 years of experience in security operations roles.
• Experience with SIEM technologies – Splunk.
• Experience with AWS and AWS security applications.
• Experience with EDR/XDR tools.
• Experience with cloud and web application firewalls.
• Experience with IDAM.
• Experience with OS SOE hardening – Linux and Windows.
• Experience with Windows AD, Server, and group policies.

You must be an Australian citizen with a current TSPV security clearance and be able to obtain a DISA/OSA.