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Linux Systems Administrator

Nightwing
Sterling, USA
Full-time
Mid
Onsite
Discovered 1 weeks ago
ansiblebashdockerkuberneteslinuxprometheus

Full Job Posting

KEY RESPONSIBILITIES

  • System Administration:
  • Conduct day-to-day operations of customer networks including installation, configuration, and maintenance of Linux operating systems (e.g., Debian, Ubuntu)
  • Manage and maintain Linux servers ensuring optimal performance and availability
  • Configure and maintain Linux file systems, permissions, and security settings
  • Setup and operation of Linux services (e.g., OpenVPN, DNS, LDAP, e-mail, file services, Apache/NGINX)
  • Performance Monitoring and Optimization:
  • Monitor system performance, troubleshoot issues, and optimize system resources to ensure maximum uptime and efficiency
  • Analyze system logs, performance metrics, and resource utilization to identify root causes
  • Conduct preventive maintenance and health checks on deployed systems
  • Validate and test system performance and connectivity
  • Security Management:
  • Implement and maintain security measures to protect systems from vulnerabilities, unauthorized access, and malware threats
  • Manage the patching process for Linux servers
  • Ensure compliance with patch management policies and procedures
  • Perform security hardening on Linux systems
  • Technical Support:
  • Provide technical support and troubleshooting assistance to internal users and teams regarding Linux-related issues
  • Diagnose problems in a timely manner to minimize downtime and disruptions
  • Collaboration and Documentation:
  • Collaborate with cross-functional teams to support project initiatives and resolve technical issues
  • Document system configurations, procedures, and troubleshooting steps for knowledge sharing and training purposes
  • Document all service activities, configurations, and resolutions in ticketing systems
  • Contribute to knowledge base articles and best practices documentation
  • Education:
  • Associate or Bachelor's degree in Computer Science, Information Technology, or related field; OR equivalent combination of technical training and hands-on experience
  • Experience:
  • Proven experience in managing and maintaining Linux servers (e.g., Debian, Ubuntu)
  • Experience troubleshooting hardware and software issues in production environments
  • Technical Skills:
  • Linux: Proficiency in managing and maintaining Linux servers (Debian, Ubuntu, etc.)
  • Strong understanding of Linux file systems, permissions, and security
  • Command line proficiency, system administration, log analysis, package management
  • Networking: Strong knowledge of networking concepts and protocols (TCP/IP, DNS, VPN, etc.)
  • Understanding of network security concepts and best practices
  • Configuration management experience (e.g., SaltStack, Ansible)
  • Professional Skills:
  • Excellent problem-solving and analytical skills
  • Strong communication and interpersonal skills
  • Self-motivated with ability to work independently and manage time effectively
  • Detail-oriented with strong documentation habits
  • Team player with positive attitude and willingness to learn
  • Comfortable working in fast-paced environments with competing priorities

PREFERRED QUALIFICATIONS

  • Certifications: Linux+ | RHCSA/RHCE | CompTIA Security+ | Network+
  • Experience with shell scripting (Bash, Python, etc.) for automation and task management
  • Familiarity with monitoring tools (Nagios, Zabbix, Prometheus, etc.)
  • Experience with configuration management tools (Ansible, Puppet, Chef, Salt)
  • Knowledge of containerization (Docker, Kubernetes)
  • Experience with backup and disaster recovery solutions
  • Familiarity with virtualization technologies (VMware, KVM, or similar)
  • Previous experience supporting government or DoD customers
  • Experience in managed service provider environments
  • COMPENSATION & BENEFITS
  • Competitive salary
  • Comprehensive health, dental, and vision insurance
  • 401(k) with company match
  • PTO and paid holidays
  • Ongoing technical training and certification support
  • Salary & Benefits
  • The salary associated with this position ($99,000-$206,000) is commensurate with the selected candidate’s qualifications, years of relevant experience, and demonstrated level of expertise. Compensation will be determined based on these factors to ensure alignment with skills, responsibilities, and market standards.
  • Nightwing offers medical, vision and dental insurance coverage in addition to a 401k plan, PTO, Holidays, and additional insurances.
  • Nightwing is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.

Qualifications

  • Proven experience in managing and maintaining Linux servers (e.g., Debian, Ubuntu)
  • Experience troubleshooting hardware and software issues in production environments
  • Linux: Proficiency in managing and maintaining Linux servers (Debian, Ubuntu, etc.)
  • Strong understanding of Linux file systems, permissions, and security
  • Command line proficiency, system administration, log analysis, package management
  • Networking: Strong knowledge of networking concepts and protocols (TCP/IP, DNS, VPN, etc.)
  • Understanding of network security concepts and best practices
  • Configuration management experience (e.g., SaltStack, Ansible)
  • Excellent problem-solving and analytical skills
  • Strong communication and interpersonal skills
  • Self-motivated with ability to work independently and manage time effectively
  • Detail-oriented with strong documentation habits
  • Team player with positive attitude and willingness to learn
  • Comfortable working in fast-paced environments with competing priorities

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