Linux System Administrator

CANDIDATES MUST HAVE AN ACTIVE TS/SCI w/ PolyJob Overview :We are seeking an experienced professional to fill a Linux-focused role, with responsibilities spanning system administration, application engineering, DevOps, and systems engineering. The ideal candidate will manage and maintain Linux systems, support application development, and optimize DevOps processes in a secure, high-performance environment. This position requires an active TS/SCI clearance with Full-Scope Poly, and offers the opportunity to work on critical projects at Ft. Meade.Key Responsibilities :Manage and maintain Linux systems, ensuring system integrity, security, and performanceDevelop and support applications in Linux environments, focusing on automation and optimizationImplement and maintain DevOps pipelines for continuous integration, delivery, and deploymentPerform system monitoring, tuning, and troubleshooting for high availability and scalabilitySupport virtualized environments and cloud infrastructure, ensuring seamless operationCollaborate with cross-functional teams to improve system performance and efficiencyMaintain compliance with security protocols and standards, ensuring systems are hardened and secureRequired Skills and Qualifications :7+ years of experience in Linux system administration, DevOps, or application engineeringStrong proficiency with Linux-based systems (RHEL, CentOS, Ubuntu)Experience with configuration management tools (Puppet, Ansible, Chef)Hands-on experience with DevOps tools such as Jenkins, GitLab CI/CD, or DockerProficient in shell scripting (Bash, Python) for automation tasksKnowledge of networking, security hardening, and monitoring tools (Nagios, Zabbix)Experience with cloud environments (AWS, Azure, or similar) and virtualization (VMware, KVM)Strong understanding of security policies and compliance standards (STIGs, DISA)Preferred Skills :Experience working in government or DoD environmentsFamiliarity with Kubernetes and container orchestration platformsExperience with infrastructure as code (Terraform, CloudFormation)AWS or Azure certificationsEducation :Bachelors Degree in Computer Science, IT, or a related field required