Unix/Linux Admin

Responsibilities

• Remediate security vulnerabilities identified under Project Aegis.
• Perform operating system upgrades, patching, and hardening of Unix/Linux environments.
• Analyze and resolve compliance findings related to cybersecurity controls.
• Develop and maintain Unix shell scripts for automation and operational efficiency.
• Support application teams during remediation, testing, and production deployments.
• Participate in decommissioning legacy infrastructure and reducing technology risk.
• Work with security, architecture, cloud, and infrastructure teams to achieve Aegis compliance targets.
• Document remediation activities, implementation procedures, and operational runbooks.
• Support production changes and emergency remediation activities when required.
• Track progress and provide status updates to project leadership.

Required Skills

• 6+ years of Unix/Linux administration experience.
• Strong Unix/Shell Scripting (Bash/Korn/Python).
• Experience with vulnerability remediation and security hardening.
• Knowledge of AWS, cloud infrastructure, networking, and security controls.
• Experience with CI/CD tools, monitoring, and automation.
• Strong troubleshooting and documentation skills.