CACI International - Hampton, VA
posted 3 months ago
We are seeking a cleared, skilled and experienced Red Hat Enterprise Linux Administrator with expertise in Puppet configuration management to join our IT team. The ideal candidate will play a crucial role in integrating, maintaining and optimizing our Linux-based infrastructure, ensuring its stability, security, and scalability. You will also be responsible for leveraging Puppet automation to streamline system provisioning, configuration, and management processes. This position requires a willingness to work onsite at Langley AFB and an active/current TS/SCI security clearance. Applicants with demonstrated experience supporting real-time 24/7/365 support in a shift work environment are highly desired, and shift differential pay is offered. As a Linux Systems Administrator, you will install, configure, and maintain Red Hat Enterprise Linux servers and related software. You will perform routine system monitoring, performance tuning, and troubleshooting to ensure system reliability and performance. Additionally, you will maintain Puppet manifests and modules to automate configuration and deployment tasks, implementing Puppet best practices to ensure efficient and consistent management of infrastructure resources. Your role will also involve performing version control and testing of Puppet code changes, collaborating with other teams to provision and configure Linux servers to meet application and business requirements, and developing and maintaining infrastructure as code (IaC) scripts and templates to facilitate server deployments. You will be responsible for installing patches according to the Patch Management Plan leveraging Satellite and YUM, responding to and resolving service outages, technical queries, and other system-related issues. Creating and maintaining system documentation, including procedures and configurations, will also be part of your responsibilities. Furthermore, you will train and assist other team members on Linux and job-related tasks, contributing to a collaborative and supportive work environment.