Systems Administrator
On-siteChantilly, Virginia, United States
Job Summary
Maintain AWS cloud infrastructure using infrastructure-as-code to ensure scalability, reliability, and security while deploying, managing, and troubleshooting Kubernetes-based environments with ArgoCD and Jenkins. Build and maintain CI/CD pipelines to support fast and reliable software delivery across multiple applications, partnering with development and security teams to automate deployments. Implement automated infrastructure monitoring, administer file systems and storage resources, and apply patches and security hardening configurations to maintain system stability and compliance. Troubleshoot Linux-related issues impacting availability or performance and manage user accounts with least-privilege access enforcement. This role requires TS/SCI FSP clearance for mission-critical systems in a secure environment.
Required Qualifications
- TS/SCI FSP Clearance
- Strong experience with cloud infrastructure
- Strong experience with automation
- Strong experience with CI/CD
- Strong experience with Linux administration
- Experience with AWS cloud infrastructure
- Experience with infrastructure-as-code
- Experience with Kubernetes-based cloud environments
- Experience with ArgoCD
- Experience with Jenkins
- Experience with AWS Lambda
- Experience with CloudFormation
- Ability to create, secure, and maintain user and service accounts
- Ability to manage permission management and enforcement of least-privilege access
- Ability to administer file systems, volumes, and storage resources
- Ability to monitor system performance and health
- Ability to analyze logs
- Ability to identify potential issues or bottlenecks
- Ability to apply patches, updates, and security hardening configurations
- Ability to troubleshoot and resolve Linux-related issues
- Ability to ensure overall reliability, security, and operational readiness of mission-critical Linux systems
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