Systems Admin III / Administrateur(trice) de systèmes 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 $ 80,000–120,000 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 / NetBackup); test recoveries.

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

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

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 filesystems.

Package management, log analysis (journalctl, syslog).

Storage and filesystem 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.

La rémunération annuelle réelle offerte sera déterminée en fonction de plusieurs variables, incluant la région géographique, l’expérience de travail, la formation ainsi que les compétences et réalisations. Elle sera convenue mutuellement au moment de l’offre. La rémunération moyenne pour ce poste se situe entre 80 000 et 120 000 CAD.

À propos du rôle

L’administrateur(trice) de systèmes Linux est responsable de l’administration quotidienne, de l’entretien et du soutien des systèmes basés sur Linux. Ce rôle met l’accent sur la stabilité des systèmes, l’application de correctifs, la surveillance et la résolution d’incidents, tout en respectant les normes et procédures établies.

Ce que vous ferez

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

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

Appliquer les correctifs et mises à jour du noyau; maintenir les dépôts de paquets (yum / dnf / apt).

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

Mettre en œuvre les routines de sauvegarde et de restauration (ex. : Veeam / Bacula / NetBackup) et effectuer des tests de récupération.

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

Renforcer la sécurité des hôtes selon les normes (CIS / STIG), règles de pare-feu (iptables / nftables / firewalld), SELinux / AppArmor.

Rédiger des scripts et automatisations de base (Bash; Python en option) pour les tâches courantes.

Répondre aux incidents, effectuer des analyses de cause fondamentale et documenter les procédures (runbooks, SOP).

Soutenir les utilisateurs et les équipes de développement pour les environnements, permissions et dépannage.

Ce que nous recherchons

Baccalauréat en informatique, TI ou domaine connexe (ou expérience équivalente).

1 à 5 ans d’expérience en administration Linux (Rocky / RHEL / Ubuntu) en environnement de production.

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

Solide compréhension des bases du système d’exploitation Linux.

Expérience avec systemd, le réseautage, le stockage et les systèmes de fichiers.

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

Gestion du stockage et des systèmes 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).

Compétences de base en script (Bash); contrôle de version (Git).

Compréhension des meilleures pratiques de sécurité : clés SSH, PAM, audit (auditd).

Capacité à suivre les procédures et à travailler sous supervision.

Conditions de travail

Heures de travail non standard ou heures supplémentaires fréquentes selon les besoins.

Disponibilité en mode garde (on-call) au besoin.

Environnement professionnel de bureau.

Certains déplacements requis.

Key Skills

Ansible (Software), Communication, Docker Kubernetes Architecture, FTP Server, HPE Alletra, Kubernetes, Leadership, Linux Bash, Linux Management, Linux Security, Linux Support, Networks, Nutanix Administration, Print Server, Red Hat OS Administration, Sensitive Information, Troubleshooting, VMware Management, Working Independently

At TD SYNNEX, our values guide everything we do : Together, We Own It, We Dare to Go, We Grow and Win, and above all, We Do the Right Thing. These principles shape how we work with each other, our partners, and our communities as we drive innovation and create lasting impact.

What’s In It For You?

• Elective Benefits : Our programs are tailored to your country to best accommodate your lifestyle.
• Grow Your Career : Accelerate your path to success (and keep up with the future) with formal programs on leadership and professional development, and many more on-demand courses.
• Elevate Your Personal Well-Being : Boost your financial, physical, and mental well-being through seminars, events, and our global Life Empowerment Assistance Program.
• Diversity, Equity & Inclusion : It’s not just a phrase to us; valuing every voice is how we succeed. Join us in celebrating our global diversity through inclusive education, meaningful peer-to-peer conversations, and equitable growth and development opportunities.
• Make the Most of our Global Organization : Network with other new co-workers within your first 30 days through our onboarding program.
• Connect with Your Community : Participate in internal, peer-led inclusive communities and activities, including business resource groups, local volunteering events, and more environmental and social initiatives.

Don’t meet every single requirement? Apply anyway.

At TD SYNNEX, we’re proud to be recognized as a great place to work and a leader in the promotion and practice of diversity, equity and inclusion. If you’re excited about working for our company and believe you’re a good fit for this role, we encourage you to apply. You may be exactly the person we’re looking for!

We are an equal opportunity employer and committed to building a team that represents and empowers a variety of backgrounds, perspectives, and skills. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity or expression, sexual orientation, protected veteran status, disability, genetics, age, or any other characteristic protected by law.