• Support defence cyber operations in high-trust environments
• Harden Linux systems to CIS benchmarks
• Conduct forensic investigations and vulnerability analysis

CORE LINUX SKILLS

• Deep command-line expertise (grep, awk, sed, tcpdump).
• Secure configuration of services and logging systems.
• Firewall lockdown and secure rule creation.
• Automated patch deployment across multiple workloads.

• Lead the detection and triage of threats within defence networks.
• Harden systems and services against intrusion using best-practice security models.
• Write automation scripts (Bash/Python) for response playbooks and compliance.
• Deploy and maintain firewall configurations across hybrid environments.
• Perform forensic log analysis and vulnerability assessments.
• Ensure environments remain compliant with ACSC Essential Eight and NIST.