Linux System Administrator 2
$120,000–$180,000 year
On-site · Annapolis Junction, Maryland, United States
Job Summary
Linux System Administrator 2 role supporting day-to-day operations, maintenance, and performance of mission-critical IT systems. Administers Linux-based environments, manages patching/configuration/updates, monitors performance, troubleshoots Tier 1–Tier 2 issues, administers user accounts and access controls, configures system services/storage/networking, supports security requirements and hardening, collaborates with engineering/cybersecurity/operations teams, maintains documentation, and assists with upgrades/deployments across environments. Requires 10+ years in Linux systems administration, a technical Bachelor's degree (or equivalent experience), Linux proficiency (RHEL/CentOS/Ubuntu), scripting/automation (Bash, Ansible), Security+ CE, and active DoD 8570/8140 compliance with polygraph; U.S. Citizenship and an active security clearance are required.
Required Qualifications
- 10+ years of experience in Systems Administration with a strong focus on Linux environments
- Bachelor's degree in a technical field (or additional experience in lieu of degree)
- Strong experience with Linux distributions (e.g., RHEL, CentOS, Ubuntu) and system administration tasks
- Experience with troubleshooting, system monitoring, and performance tuning in enterprise environments
- Familiarity with scripting and automation (e.g., Bash) and configuration management tools (e.g., Ansible)
- Security+ Certification required
- Active DoD 8570/8140 compliance (Security+ CE)
- Active Security Clearance with Polygraph
- U.S. Citizenship required for all applicants
Additional Requirements
- U.S. Citizenship is required for all applicants. Random drug testing in accordance with Executive Order 12564. Employment contingent upon successful completion of a security background investigation and polygraph.
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