Linux Systems Administrator I - TS/SCI Poly | Mission-Critical

System Administration L1 - TS/SCI Poly required Annapolis Junction, MD Linux Systems Administrator I – TS/SCI with Full Scope Polygraph Location: Annapolis Junction, MD Clearance Required: TS/SCI with Full Scope Polygraph EMTAK is seeking a Linux Systems Administrator I to support a mission-critical Intelligence Community program. This is an excellent opportunity for an early-career Linux administrator who wants to work in a fast-paced, highly technical environment supporting enterprise infrastructure and mission operations. The ideal candidate will have a solid foundation in Linux systems administration, excellent troubleshooting skills, and the desire to expand their expertise while supporting secure enterprise environments. Ten (5) years experience as a SA in programs and contracts of similar scope, type, and complexity is required. Bachelor’s degree in a technical discipline from an accredited college or university is required. Five (5) years of additional SA experience may be substituted for a bachelor’s degree. Certifications: Compliance with DoD 8570.01-M with a minimum certification of IAT Level II (SEC+, CCNA) Responsibilities Administer, maintain, and troubleshoot Linux-based systems in a classified environment. Install, configure, upgrade, and maintain servers, workstations, and laptops running CentOS, Rocky Linux, and Red Hat Enterprise Linux (RHEL). Perform hardware installation, system imaging, software deployments, and operating system upgrades. Support secure data transfers and Customer Secure the Enterprise (STE) activities. Monitor system performance, identify issues, and resolve hardware and software problems. Create and maintain system documentation and standard operating procedures. Collaborate with systems engineers, network administrators, cybersecurity personnel, and customer representatives to ensure mission success. Maintain compliance with security policies, configuration management, and operational procedures. Required Qualifications Active TS/SCI with Full Scope Polygraph. 2+ years of Linux Systems Administration experience. Experience installing, configuring, upgrading, and maintaining servers, workstations, and laptops. Experience with hardware installation and troubleshooting. Familiarity with Customer Secure the Enterprise (STE) tasks. Experience supporting secure customer data transfer processes. Strong troubleshooting and problem-solving skills. Ability to work independently and as part of a collaborative team. Desired Qualifications Experience with automation tools such as Ansible. PXE boot and system imaging experience. Experience building and managing virtual machines using Proxmox. Identity Management (IdM) and LDAP integration experience. Red Hat Certified System Administrator (RHCSA) certification. Experience configuring and troubleshooting Transport Layer Security (TLS). VMware virtualization experience. Security+ or other DoD 8570/8140 certification. Why Join EMTAK? At EMTAK, you\'ll join a small, agile team supporting some of the Intelligence Community's most challenging missions. We offer competitive compensation, outstanding benefits, career growth opportunities, and the chance to work alongside experienced professionals solving real-world national security challenges. If you\'re looking to grow your Linux administration career while supporting meaningful mission work, we\'d love to hear from you. #J-18808-Ljbffr Emtakllc