Systems - Linux Administrator from Quadrant Inc

Sterling, VA

About the Job

Job ID: 25-04551

Linux Administrator
Sterling, VA
Pay From: $30 per hour

MUST:
Must be able to obtain and maintain a US Government clearance
Experienced Linux Administrator
5 plus years of experience with various Linux distributions (e.g., CentOS, Ubuntu, Red Hat, Debian) and their specific nuances
Strong command-line skills for efficient system management and troubleshooting
Strong command-line skills for efficient system management and troubleshooting
Knowledge of partitioning, file systems (e.g., ext4), and disk management
Familiarity with package managers like apt, yum, and rpm for software installation and updates
Experience creating, modifying, and deleting user accounts.
Experience managing permissions and access control through file system permissions and sudo
Proficiency in shell scripting (Bash, for example) to automate routine tasks and create custom solutions
Experience configuring and troubleshooting network interfaces and firewall rules
Experience with implementing security best practices, such as applying patches and updates promptly.
Experience with configuring firewalls, intrusion detection systems, and access controls.
Experience with virtualization technologies like KVM or VMware
Knowledge of containerization platforms such as Docker and Kubernetes
Experience with monitoring system performance using tools like top, vmstat, and sar
Experience tuning kernel parameters and optimizing system performance
Experience with managing authentication mechanisms (e.g., LDAP, Kerberos)
Experience with implementing role-based access control (RBAC)
Experience with implementing monitoring solutions like Nagios, Zabbix, or Prometheus
Experience automating routine tasks and system maintenance using scripting languages like Python or Ruby
Strong familiarity with cloud platforms like AWS, Azure, or Google Cloud can be beneficial in a modern enterprise environment
Strong analytical and problem-solving abilities to diagnose and resolve complex issues
Awareness of industry-specific compliance requirements and regulations (e.g., HIPAA, GDPR)
Certifications like CompTIA Linux+, Red Hat Certified Engineer (RHCE), or Certified Information Systems Security Professional (CISSP) are preferred
Bachelor's degree preferred, or additional 2 years of experience

DUTIES:
Create, modify, and delete user accounts
Manage permissions and access control through file system permissions and sudo
Configure and troubleshoot network interfaces and firewall rules
Sett up and manage backup solutions
Review and analyze system logs for security and troubleshooting purposes
Implement and test backup and disaster recovery plans

Quadrant is an affirmative action/equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, status as a protected veteran, or status as an individual with a disability. Healthcare benefits are offered to all eligible employees according to compliance mandated by the Affordable Care Act .