Responsibilities Position OverviewWe are seeking an Enterprise Linux Engineer to direct operations and maintenance activities for enterprise Linux infrastructure across multiple sites and classified networks. This role combines deep Linux systems expertise with DevOps engineering, infrastructure automation, and technical leadership. The ideal candidate will drive baseline standardization, lead technology refresh cycles, integrate emerging technologies (including Kubernetes), and serve as the primary representative for Linux operations to customer management and application owners.Key ResponsibilitiesDirect O&M activities for enterprise Linux infrastructure across multiple sites and classified networks, including compliance remediation and security hardeningManage technology refresh cycles including planning, testing, deployment, and decommissioning of legacy systemsDrive baseline standardization processes to ensure consistent, secure, and maintainable Linux environments across the enterpriseLead integration efforts for new technologies and products, including container orchestration platforms (Kubernetes) on in-house hardwareImplement and maintain DevOps infrastructure including CI/CD pipelines, source control, automated testing, and build systemsDevelop automation solutions for deployment, configuration management, and operational efficiency using scripting and infrastructure-as-code toolsProvide guidance to application owners to improve application availability, performance, and reliabilityLead incident and outage response for key applications and infrastructure componentsRepresent Linux operations to customer management, application owners, and senior stakeholdersManage production environments across multiple classification levels, ensuring security and operational continuityMentor junior staff and provide technical leadership across the engineering teamGenerate availability and utilization reports to support capacity planning and operational decision-making Qualifications Required QualificationsActive TS/SCI or Q/SCI clearanceProgressive experience in systems engineering and Linux administrationMinimum of 12 years with BS/BA; Minimum of 10 years with MS/MA; Minimum of 7 years with Ph.D., 16 years with a HS diplomaDeep expertise in Red Hat Enterprise Linux (RHEL) administrationStrong experience with DevOps toolchains (GitLab, Jenkins, Ansible, or equivalent) and CI/CD pipeline implementationExperience with cloud and virtualization platforms (AWS, VMware, Nutanix)Proficiency in scripting and automation (Python, Bash)Experience managing production environments at multiple classification levelsKnowledge of containerization technologies (Docker, Kubernetes) and deployment in secure environmentsExperience with infrastructure-as-code tools (CloudFormation, Ansible, or equivalent)Strong incident response and troubleshooting skills for complex distributed systemsExcellent communication skills with the ability to represent technical operations to senior stakeholdersPreferred QualificationsCompTIA Security or equivalent baseline certificationExperience supporting Department of Energy (DOE), DoW or IC missionsExperience with AWS C2S or GovCloud environmentsBackground in big-data engineering and analytics platforms (Hadoop, ElasticSearch, or equivalent)Experience with migration from on-premises to cloud environments at multiple classification levelsFamiliarity with LDAP, Active Directory, and identity management in classified networksRed Hat Certified Engineer (RHCE) or Red Hat Certified System Administrator (RHCSA)Experience with message queuing systems (RabbitMQ, Kafka, or equivalent)Track record of process improvement initiatives that measurably improved operational efficiency