Linux System Administrator

3 weeks ago

Chantilly, United States Drawbridge Full time

There are multiple locations for this position throughout Virginia.

Job Overview:

Seeking a skilled and experienced Linux Systems Administrator to join our client's team in a high-security environment. The ideal candidate will be responsible for managing and maintaining Linux-based systems, ensuring their stability, security, and performance. This role requires a hands-on approach to systems administration, with a focus on optimizing system operations, automating tasks, and supporting a range of mission-critical applications. Due to the sensitive nature of the work, an active TS/SCI clearance with Full Scope Polygraph is mandatory.

 

Key Responsibilities:

  • System Administration: Perform day-to-day management of Linux servers, including installation, configuration, patching, and monitoring to ensure optimal system performance and availability.
  • Security Management: Implement and maintain security best practices across all Linux systems, including access control, encryption, and compliance with relevant security policies and standards.
  • Automation & Scripting: Develop and maintain scripts using Bash, Python, or other scripting languages to automate routine tasks, improve system efficiency, and reduce manual intervention.
  • Monitoring & Troubleshooting: Monitor system performance, identify potential issues, and troubleshoot problems to ensure minimal downtime and disruption to critical services.
  • User & Access Management: Manage user accounts, permissions, and roles in a secure environment, ensuring that only authorized personnel have access to sensitive data and systems.
  • Backup & Recovery: Implement and manage backup and recovery processes, ensuring data integrity and availability in case of system failure or data loss.
  • Networking & Security: Configure and manage network services, including firewalls, VPNs, and intrusion detection/prevention systems, to secure and optimize network traffic.
  • Documentation: Maintain comprehensive documentation of system configurations, procedures, and changes to ensure clarity and continuity in system management.

 

Qualifications:

  • Linux Expertise: Extensive experience managing Linux systems (e.g., Red Hat, CentOS, Ubuntu) in an enterprise environment.
  • System & Network Security: Strong understanding of security principles, including access controls, encryption, and secure network configurations.
  • Automation Skills: Proficiency in scripting languages such as Bash, Python, or Perl to automate system administration tasks.
  • System Monitoring & Performance Tuning: Experience with system monitoring tools (e.g., Nagios, Zabbix) and techniques for optimizing system performance.
  • Backup & Recovery: Knowledge of backup tools and best practices for data recovery in Linux environments.
  • Networking: Solid understanding of networking fundamentals, including IP addressing, routing, VPNs, and firewall management.
  • Problem-Solving: Excellent troubleshooting skills with the ability to resolve complex technical issues efficiently.
  • Documentation: Strong documentation skills to record system configurations, procedures, and changes.

 

Preferred Skills:

  • Virtualization: Experience with virtualization technologies (e.g., VMware, KVM, Docker) to manage virtualized Linux environments.
  • Configuration Management: Familiarity with configuration management tools (e.g., Puppet, Ansible) to automate system configuration and deployment.
  • Cloud Services: Experience with cloud environments (e.g., AWS, Azure) and hybrid cloud deployments in a secure setting.

Additional Requirements:

  • Security Clearance: This position requires an active TS/SCI with Full-Scope Polygraph

Benefits:

  • Competitive salary and comprehensive benefits package.
  • Opportunity to work in a high-security environment with cutting-edge technologies.
  • Career advancement opportunities within a growing organization.

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