Linux Systems Engineer

Type of Requisition Regular Clearance Level Must Currently Possess Top Secret/SCI Clearance Level Must Be Able to Obtain Top Secret SCI + Polygraph Public Trust/Other Required None Job Family IT Infrastructure and Operations Job Qualifications Skills: Configuration Management (CM), Red Hat Enterprise Linux (RHEL), Scripting Certifications: None Experience: 5 + years of related experience US Citizenship Required: Yes Job Description TS/SCI level cleared Linux Systems Engineer joining our team to support an Intelligence customer in St. Louis, MO or Springfield, VA. The position supports the Geospatial Services & Solutions business area and requires expertise in a sophisticated enterprise environment. The engineer will participate in SAFe and Scrum development teams and meetings, and support the customer’s enterprise environment. Specific Duties and Responsibilities Design, implement, and maintain enterprise Linux-based infrastructure in both on-prem and virtualized environments Develop and maintain automation solutions using Ansible and scripting languages (e.g., Bash, Python) Standardize system configuration, patching, and deployment processes through infrastructure-as-code practices Administer and support Red Hat ecosystem tools, including Satellite and Capsule Integrate and manage authentication and authorization mechanisms (e.g., OAuth, SSO, identity providers) Support and optimize virtualized environments, including platforms such as Nutanix Support the development of dashboards using observability solutions such as Grafana and Zabbix Troubleshoot complex system, performance, and integration issues across distributed environments Collaborate with cross-functional teams to improve system reliability, scalability, and operational efficiency Document system architecture, processes, and automation workflows Contribute to continuous improvement initiatives, including automation maturity and operational best practices Education Bachelor’s Degree in Computer Science, Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience. Qualifications 5+ years of experience administering and engineering Linux systems in enterprise environments Solid understanding of system administration fundamentals (networking, storage, security, OS internals) Strong expertise in configuration management and automation using Ansible Proficiency in scripting (Bash, Python, or similar) for automation and tooling Experience managing Red Hat-based environments (RHEL, Satellite, Capsule or similar tools) Experience troubleshooting complex infrastructure and performance issues Experience implementing security best practices in Linux environments Experience with virtualization platforms such as Nutanix Experience with monitoring and alerting systems Strong problem-solving skills and ability to work independently Active TS/SCI clearance required and eligibility to obtain a CI poly Desired Experience with load balancing devices such as HAProxy or F5 Familiarity with authentication and authorization concepts (e.g., OAuth, LDAP, SSO) Experience with observability and dashboarding tools such as Grafana and Zabbix Familiarity with containerization technologies (Docker, Kubernetes) Knowledge of CI/CD pipelines and integration with infrastructure automation Strong communication and documentation skills Location St. Louis, MO or Springfield, VA US Citizenship Required Yes Telecommuting Options Onsite Travel Required None Scheduled Weekly Hours 40 Work Location USA VA Springfield Additional Work Locations USA MO St.Louis Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans. #J-18808-Ljbffr