We are seeking a highly skilled Systems Administrator to support mission-critical systems in a secure environment. The ideal candidate has experience with cloud infrastructure, automation, CI/CD, and Linux administration, and thrives in a fast-paced, collaborative, and security-focused environment

Key Responsibilities:
• Maintain AWS cloud infrastructure using infrastructure-as-code to ensure scalability, reliability, and security
• Build and maintain CI/CD pipelines to support fast and reliable software delivery across multiple applications
• Implement automated infrastructure monitoring to enhance application reliability and system awareness
• Deploy, manage, and troubleshoot Kubernetes-based cloud environments
• Work with ArgoCD and Jenkins to support continuous delivery of applications running in Kubernetes environments
• Partner with development and security teams to automate deployments in a secure and consistent manner
• Develop and manage AWS services including Lambda and CloudFormation
• Create, secure, and maintain user and service accounts, including permission management and enforcement of least-privilege access
• Administer file systems, volumes, and storage resources to ensure reliable and efficient system operation
• Monitor system performance and health, analyze logs, and identify potential issues or bottlenecks
• Apply patches, updates, and security hardening configurations to maintain system stability and compliance
• Troubleshoot and resolve Linux-related issues impacting availability or performance
• Ensure overall reliability, security, and operational readiness of mission-critical Linux systems

Mandatory Skills
• Active TS/SCI clearance with full-scope polygraph
• Technical bachelor's degree in Computer Science, Engineering, Information Systems, or a related field
• Strong hands-on experience with AWS, Kubernetes, CI/CD tools, and Linux systems
• Ability to work collaboratively with cross-functional teams in a secure, mission-oriented environment