Senior Linux System Administrator

Expertise and Functions: Build, configure, deploy, administer, maintain and troubleshoot virtual and physical servers/systems. Ensure system changes are completed in accordance with developer documentation, configuration management and documentation practices. Make recommendations to plan, develop and execute work plans that achieve critical‑path requirements. Perform necessary physical inspections and research using system/event logs and appropriate tools/software to identify problems, trends and aid in troubleshooting actions. Provide timely updates to appropriate team leads, managers and stakeholders on status of tasks and troubleshooting efforts. Install, configure, and manage RHEL and other Linux‑based systems. Assist integration leads and managers in problem definition, analysis, requirement development and implementation as needed. Advise team members and leadership and make appropriate technical recommendations regarding system development issues and improvements, optimization tools and methods, process creation and development, and support efforts. Use REMEDY ticketing system to report, track and document problem and resolution life‑cycle actions. Education/Training: Bachelor's Degree in Computer Science, Information Technology, or other relevant discipline preferred. Current DoD approved 8570 Level II certification such as Security+ CE required. Experience: 8+ years of general (full‑time) work experience, 6+ years of directly relatable experience in installing, configuring operating systems and virtual machines, and troubleshooting activities. Experience with Multi‑Factor Authentication methodology required. Experience building, configuring and deploying servers/systems in a virtualized environment required. Administration experience on RHEL 8/9 using Command Line Interface required. Experience working with Ansible automation preferred. Experience configuring and managing NetApp storage devices preferred. Experience with security patching and software management using RHEL Satellite preferred. Network troubleshooting experience preferred. Knowledge of Missile Defense, DoD communications systems and MDIOC operations preferred. Requirements Security Must be a US citizen Candidate must be in possession of a Secret Security Clearance Physical Requirements Able to occasionally reach with hands and arms Prolonged periods of computer screen use, while sitting or standing at a desk Adhere to safety protocols when in work areas requiring use of PPE (e.g. eyewear, gloves, masks, hearing protection, steel‑toed shoes, etc.) Able to safely lift and carry up to 20 pounds at a time Benefits Health Care Plan (Medical, Dental & Vision) Retirement Plan (401k, IRA) Life Insurance (Basic, Voluntary & AD&D) Paid Time Off (Vacation, Sick & Public Holidays) Short Term & Long Term Disability Training & Development Wellness Resources Salary $110,000 - $125,000. Salary rates for this position are competitive and commensurate with experience and industry standards. We offer a comprehensive benefits package that may include health insurance, paid time off, and retirement savings options. Please Apply at: #J-18808-Ljbffr