Job Summary:
CACI is seeking a skilled and experienced Linux Systems Administrator to join their IT team. The role involves integrating, maintaining, and optimizing Linux-based infrastructure while leveraging Puppet automation for system management processes.
Responsibilities:
• Install, configure, and maintain Red Hat Enterprise Linux servers and related software.
• Perform routine system monitoring, performance tuning, and troubleshooting to ensure system reliability and performance.
• Maintain Puppet manifests and modules to automate configuration and deployment tasks.
• Implement Puppet best practices to ensure efficient and consistent management of infrastructure resources.
• Perform version control and testing of Puppet code changes.
• Collaborate with other teams to provision and configure Linux servers to meet application and business requirements.
• Develop and maintain infrastructure as code (IaC) scripts and templates to facilitate server deployments.
• Install patches according to the Patch Management Plan leveraging Satellite and YUM.
• Respond and resolve service outages, technical queries and other system related issues.
• Create and maintain system documentation, including procedures and configurations.
• Train and assist other team members on Linux and job-related tasks.
Qualifications:
Required:
• Active TS/SCI security clearance.
• Bachelor’s degree in computer science, information technology, or a related field (or equivalent work experience)
• Minimum 5 years of relevant IT work experience.
• Security + CE certification or equivalent.
• Proven experience as a Linux Administrator with a focus on Red Hat Enterprise Linux.
• Strong proficiency in Puppet configuration management, including writing/maintaining Puppet manifests and modules.
• Solid understanding of Linux server virtualization and containerization technologies (e.g., VMware, Docker).
• Knowledge of scripting languages (e.g., Ansible, Bash, Python) for automation tasks.
• Familiarity with version control systems (e.g., Git).
• Excellent problem-solving skills and the ability to work effectively in a team environment.
Preferred:
• Minimum of two year’s DCGS experience
• Relevant certification (e.g., RHCE, Puppet Certified Professional, Linux Essentials) are a plus.
• Experience with one or more of the following technologies: YUM, RedHat Satellite, Kickstart, Harbor, Kubernetes.
• Experience with shift work
Company:
CACI levert, implementeert en beheert bedrijfskritische oplossingen voor het Hoger Onderwijs: het StudentInformatieSysteem OSIRIS en LISA voor zaakgericht werken. Founded in 1997, the company is headquartered in Amsterdam, NLD, with a team of 51-200 employees. The company is currently Growth Stage.