What are the responsibilities and job description for the Linux System Administrator position at Magnit Global?
Key Responsibilities:
- Administer, configure, and maintain RHEL-based Linux servers across production, staging, and development environments.
- Perform system installation, patching, upgrades, kernel tuning, and performance optimization.
- Manage user accounts, permissions, file systems, storage, and networking configurations.
- Monitor system health, automate routine tasks, and ensure high availability and uptime.
- Troubleshoot complex OS-level issues and provide root-cause analysis.
- Implement and maintain security best practices, including SELinux, firewalls, and vulnerability remediation.
- Support backup, recovery, and disaster recovery processes.
- Collaborate with application, network, and security teams to support business-critical workloads.
- Document system configurations, procedures, and operational standards.
Required Skills
- Bachelor's degree in Computer Science, Information Technology, or related field.
- Red Hat certifications such as RHCSA, RHCE are highly desirable.
- Cloud certifications (AWS, Azure, GCP) are a plus.
- 5 to 7 years Experience
- Strong hands-on experience with Linux RHEL system administration in enterprise environments.
- Deep understanding of:
- System configuration and hardening
- Networking fundamentals (DNS, DHCP, routing, firewalls)
- Storage management (LVM, NFS, iSCSI)
- System monitoring and log analysis
- Proficiency with shell scripting (Bash, sh) for automation.
- Experience with package management (YUM, DNF) and system services (systemd).
- Working knowledge of LDAP (NSS/PAM/SSSD) and Sendmail/SMTP
- Database exposure
- Strong troubleshooting and analytical skills.
Good-to-Have (Cloud & DevOps Skills)
- Experience with cloud platforms such as AWS, Azure, or GCP.
- Knowledge of Infrastructure as Code tools (Terraform).
- Exposure to CI/CD pipelines and tools like Jenkins, GitLab CI, or GitHub Actions.
- Familiarity with configuration management tools (Ansible, Puppet, Chef).
- Understanding of containerization (Docker) and orchestration (Kubernetes, OpenShift).
- Experience with monitoring tools (Prometheus, Grafana, Nagios, Zabbix).
This is the pay range that Magnit reasonably expects to pay for this position: $37/hour - $40/hour
Benefits: Medical, Dental, Vision, 401K
Salary : $37 - $40