Jr. Linux Systems Administrator

This is a remote position.

SUMMARY

Join our Managed Service Provider (MSP) team as a Junior Linux System Administrator, ensuring the stability and security of client environments. This role focuses on proactive system maintenance, incident response, and automation, providing high-level support across diverse infrastructures.

JOB RESPONSIBILITIES

• Manage and maintain Linux environments, ensuring optimal performance and uptime.
  
• Install, configure, and maintain Linux servers (primarily Ubuntu, CentOS, RHEL, AlmaLinux) across various client environments.
  
• Monitor system performance, security, and availability, applying necessary patches and updates.
  
• Respond to and resolve alerts using NOC monitoring and RMM tools, interfacing with L2/L3 teams.
  
• Provide Tier 2 support to resolve Linux-related issues escalated by the helpdesk team.
  
• Assist with the management of backup solutions and disaster recovery strategies.
  
• Implement and support virtualization platforms such as VMware or KVM.
  
• Maintain documentation for systems, processes, and client configurations.
  
• Collaborate with internal teams and clients to implement system enhancements and new solutions.
  
• Participate in after-hours maintenance windows when necessary.
  
• Follow and enforce MSP best practices, security policies, and compliance standards (HIPAA, SOC 2, etc.).
  

QUALIFICATIONS

• 5+ years of professional experience in Linux system administration, specializing in RHEL.
  
• Strong understanding of core Linux services: SSH, DNS, DHCP, NFS, Apache/Nginx, Samba, and MySQL/MariaDB/PostgreSQL.
  
• Experience managing server security, firewalls (iptables, UFW), SELinux, and auditing tools.
  
• Solid troubleshooting skills for hardware, software, and networking issues in a Linux/Windows environment.
  
• Hands-on expertise with Puppet for automation and configuration management.
  
• Proficiency in NOC monitoring tools and RMM solutions, building and tracking automation.
  
• Familiarity with scripting languages (Bash, Python, or Perl) for automation tasks.
  
• Understanding of virtualization technologies (VMware ESXi, KVM, Proxmox, or similar).
  
• Knowledge of version control tools (Git) and basic CI/CD concepts.
  
• Experience working in an MSP, multi-client, or service provider environment preferred.
  
• Strong organizational skills and ability to manage multiple tasks simultaneously.
  
• Exceptional documentation and technical writing skills for ticketing and process improvements.
  
• Certifications such as CompTIA Linux+, Red Hat Certified System Administrator (RHCSA), or LPIC-1.
  
• Familiarity with cloud platforms (AWS, Google Cloud, Azure) and hybrid cloud environments.
  
• Experience with monitoring tools like Nagios, Zabbix, or Prometheus.
  
• Exposure to configuration management tools (Ansible, Puppet, Chef).
  

JOB REQUIREMENTS

• Should be willing to accept a long-term work-from-home arrangement.
  
• Should be amenable to a permanent night shift schedule.