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Systems Admin III​/Administrateur; trice de systemes III

Job in West Columbia, Lexington County, South Carolina, 29172, USA
Listing for: TD SYNNEX
Full Time position
Listed on 2026-02-12
Job specializations:
  • IT/Tech
    IT Support, Systems Engineer, Systems Administrator
Salary/Wage Range or Industry Benchmark: 60000 - 80000 USD Yearly USD 60000.00 80000.00 YEAR
Job Description & How to Apply Below
Position: Systems Admin III/Administrateur(trice) de systemes III

Actual annual compensation offered will be based on several variables including geographic location, work experience, education, and skills/ achievements, and will be mutually agreed upon at the time of offer. The average compensation for this role is $
80, CAD

About The Role:

The Linux System Administrator is responsible for day-to-day administration, maintenance, and support of Linux-based systems. This role focuses on system stability, patching, monitoring, and incident resolution while following established standards and procedures.

What You'll Do:
  • Install, configure, and maintain Linux servers (RHEL/Ubuntu/Rocky/CentOS), both physical and virtual.

  • Manage core services: SSH, DNS, DHCP, NTP, LDAP/SSSD, postfix, NFS/SMB, systemd, and cron management.

  • Apply patches and kernel updates; maintain package repos (yum/dnf/apt).

  • Monitor system health and performance (top, iostat, sar, vmstat, netstat; or via Prometheus/Zabbix).

  • Implement backup/restore routines (e.g., Veeam/Bacula/Net Backup); test recoveries.

  • Manage storage (LVM, mdadm RAID, multipath, iSCSI/FC) and file systems (ext4/xfs/btrfs).

  • Harden hosts per baseline (CIS/STIG), firewall rules (iptables/nftables/firewalld), SELinux/App Armor.

  • Write basic automation/scripts (Bash; optionally Python) for routine tasks.

  • Respond to incidents; perform root cause analysis; document runbooks and SOPs.

  • Support users/dev teams with environments, permissions, and troubleshooting.

What We're Looking For:
  • Bachelor’s degree in Computer Science, IT, or related field (or equivalent experience).

  • 1-5 years administering Linux (Rocky/RHEL/Ubuntu) in production.

  • Certifications (nice-to-have):
    Red Hat RHCSA, CompTIA Linux+, LPIC-1.

  • Solid understanding of Linux OS fundamentals.

  • Experience with systemd, networking, storage, and file systems.

  • Package management, log analysis (journalctl, syslog).

  • Storage and file system management; backup fundamentals.

  • Familiarity with monitoring tools (Nagios, Zabbix, etc.)

  • Basic virtualization (VMware/KVM/Nutanix) and/or container basics (Docker).

  • Basic scripting skills (Bash); version control (Git).

  • Understanding of security best practices: SSH keys, PAM, auditing (auditd).

  • Ability to follow procedures and work under supervision.

Working Conditions:
  • Consistent non-standard work or overtime as business requires.

  • On-call availability required as necessary.

  • Professional, office environment.

  • Some travel required.

A propos du role

L'administrateur(trice) de systemes Linux est responsable de l'administration quotidienne, de l'entretien et du soutien des systemes bases sur Linux. Ce role met l'accent sur la stabilite des systemes, l'application de correctifs, la surveillance et la resolution d'incidents, tout en respectant les normes et procedures etablies.

Ce que vous ferez
  • Installer, configurer et maintenir des serveurs Linux (RHEL/Ubuntu/Rocky/CentOS), tant physiques que virtuels.

  • Gerer les services essentiels : SSH, DNS, DHCP, NTP, LDAP/SSSD, Postfix, NFS/SMB, systemd et la gestion des taches cron.

  • Appliquer les correctifs et mises a jour du noyau; maintenir les depots de paquets (yum/dnf/apt).

  • Surveiller la sante et la performance des systemes (top, iostat, sar, vmstat, netstat; ou via Prometheus/Zabbix).

  • Mettre en uvre les routines de sauvegarde et de restauration (ex. : Veeam/Bacula/Net Backup) et effectuer des tests de recuperation.

  • Gerer le stockage (LVM, RAID mdadm, multipath, iSCSI/FC) et les systemes de fichiers (ext4/xfs/btrfs).

  • Renforcer la securite des hotes selon les normes (CIS/STIG), regles de pare-feu (iptables/nftables/firewalld), SELinux/App Armor.

  • Rediger des scripts et automatisations de base (Bash; Python en option) pour les taches courantes.

  • Repondre aux incidents, effectuer des analyses de cause fondamentale et documenter les procedures (runbooks, SOP).

  • Soutenir les utilisateurs et les equipes de developpement pour les environnements, permissions et depannage.

Ce que nous recherchons
  • Baccalaureat en informatique, TI ou domaine connexe (ou experience equivalente).

  • 1 a 5 ans d'experience en administration Linux (Rocky/RHEL/Ubuntu) en environnement de production.

  • Certifications (atout) :
    Red Hat RHCSA, CompTIA Linux+, LPIC-1.

  • Solide comprehension des bases du systeme d'exploitation Linux.

  • Experience avec systemd, le reseautage, le stockage et les systemes de fichiers.

  • Gestion de paquets, analyse de journaux (journalctl, syslog).

  • Gestion du stockage et des systemes de fichiers; notions de base en sauvegarde.

  • Connaissance des outils de surveillance (Nagios, Zabbix, etc.).

  • Connaissances de base en virtualisation (VMware/KVM/Nutanix) et/ou en conteneurs (Docker).

  • Competences de base en script (Bash); controle de version (Git).

  • Comprehension des meilleures pratiques de securite : cles SSH, PAM, audit (auditd).

  • Capacite a suivre les procedures et a travailler sous supervision.

Conditions de travail
  • Heures de travail non standard ou heures supplementaires frequentes selon les besoins.

  • Disponibilite en mode garde (on-call) au besoin.

  • Environnement professionnel de bureau.

  • Certains deplacements…

Position Requirements
5+ Years work experience
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