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Senior System Administrator Jobs in Quebec (NOW HIRING)

Moneris

Senior Systems Administrator

Montreal, QC · Hybrid

CA$106K - CA$135K/yr

Your Moneris Career - The Opportunity Senior Systems Administrator Join Moneris as a Senior Systems Administrator focused on Windows Infrastructure, where you will lead the administration ...

NOVIPRO

Administrateur z/OS senior

Montreal, QC

Cela comprend les mises a niveau du systeme d'exploitation, la maintenance des logiciels, le ... Certificat d'administrateur de securite RACF IBM Certificat professionnel IBM z/OS Mainframe ...

Targeted Talent

Senior Systems Engineer

Montreal, QC · On-site

... System Administrator * Comprehensive Linux skills including proven experience deploying and managing DevOps platforms (Gitlab, Nexus, Gitlab-CI, Kurbernetes, Sonarcube) * Hands-on experience with ...

Targeted Talent

Senior Systems Engineer

Montreal, QC · On-site

... System Administrator * Comprehensive Linux skills including proven experience deploying and managing DevOps platforms (Gitlab, Nexus, Gitlab-CI, Kurbernetes, Sonarcube) * Hands-on experience with ...

Targeted Talent

Senior DevOps Engineer

Montreal, QC · On-site

What you'll do The Senior DevOps Engineer will provide hands-on experience in design and ... You Have: * 5+ years experience as a DevOps/Systems Engineer/System Administrator * Comprehensive ...

Targeted Talent

Senior DevOps Engineer

Montreal, QC · On-site

What you'll do The Senior DevOps Engineer will provide hands-on experience in design and ... You Have: * 5+ years experience as a DevOps/Systems Engineer/System Administrator * Comprehensive ...

Alstom

Senior Linux System Engineer

Montreal, QC · Hybrid

The Senior Engineer will drive technical excellence and ensure that the infrastructure robustly ... Administer and secure Linux-based systems (Ubuntu/Debian). * Serve as a 3rd line escalation point ...

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Senior System Administrator information

See Quebec salary details

$51K

$97.3K

$144.5K

How much do senior system administrator jobs pay per year?

As of Aug 22, 2026, the average yearly pay for senior system administrator in Quebec is $97,335.00, according to ZipRecruiter salary data. Most workers in this role earn between $80,500.00 and $112,000.00 per year, depending on experience, location, and employer.

What does a senior system administrator do?

A Senior System Administrator is responsible for managing, maintaining, and securing an organization's IT infrastructure, including servers, networks, and related systems. They oversee the installation and configuration of hardware and software, troubleshoot complex technical issues, and ensure the reliability and performance of IT services. Senior System Administrators also implement security policies, perform regular system updates, and may supervise junior IT staff. Their expertise is essential for minimizing system downtime and protecting data integrity.

What are the key skills and qualifications needed to thrive as a senior system administrator, and why are they important?

To thrive as a Senior System Administrator, you need in-depth knowledge of operating systems, networking, security protocols, and significant experience managing IT infrastructure, usually backed by a degree in computer science or related certifications (such as CompTIA, Microsoft, or Cisco). Expertise with tools like VMware, Active Directory, PowerShell, and cloud platforms (AWS, Azure) is typically required. Strong problem-solving skills, attention to detail, and effective communication are crucial soft skills for this role. These abilities ensure reliable system performance, minimize downtime, and support the technology needs of an organization.

What are some common challenges a senior system administrator may encounter when managing hybrid cloud environments?

Senior System Administrators often face challenges balancing on-premises infrastructure with cloud-based resources, which can include ensuring consistent security policies, managing data synchronization, and monitoring system performance across multiple platforms. They must also stay updated on evolving technologies and compliance requirements, as well as collaborate closely with development, security, and networking teams. Addressing these complexities requires strong problem-solving skills, robust documentation practices, and a proactive approach to both troubleshooting and automation.

What is the difference between Senior System Administrator vs Network Administrator?

AspectSenior System AdministratorNetwork Administrator
CertificationsCompTIA Server+, Microsoft Certified: Windows Server, Cisco CCNACompTIA Network+, Cisco CCNA, Cisco CCNP
Work EnvironmentData centers, enterprise IT environments, server managementNetwork infrastructure, routing, switching, network security
ResponsibilitiesServer deployment, maintenance, troubleshooting, system upgradesNetwork setup, monitoring, troubleshooting, security management

While both roles require networking and system knowledge, Senior System Administrators focus on server and system management, whereas Network Administrators specialize in network infrastructure. Both roles are essential in enterprise IT, often collaborating to ensure seamless technology operations.

What are the most commonly searched types of System Administrator jobs in Quebec?

The most popular types of System Administrator jobs in Quebec are:

What cities in Quebec are hiring for Senior System Administrator jobs?

Cities in Quebec with the most Senior System Administrator job openings:

Senior System Administrator jobs near you
Infographic showing various Senior System Administrator job openings in Quebec as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, and 3% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $97,335 per year, or $46.8 per hour.

Senior System Administrator [#4951]

Alteo

Montreal, QC • Hybrid

Full-time

Re-posted 12 days ago

Job description

Alteo is seeking a Senior System Administrator for a permanent position based in Montreal.

*** Hybrid work: 2 days in the office per week ***

Within a well-established SME offering exciting challenges, you will be responsible for implementing best practices in IT infrastructure. You will have a significant impact by improving processes related to systems, networks, IT security, DevOps, vendor management, and team coaching.

You are an experienced system/network administrator with excellent analytical skills, as well as a keen sense of organization and priority management. You have an entrepreneurial/builder mindset, are engaged, and results-oriented. You are a strong communicator and are committed to mentoring junior colleagues.

Responsibilities:

  • Administer, secure, and monitor on-premises and cloud (Azure) network infrastructures
  • Ensure the availability, performance, and security of environments
  • Implement and maintain monitoring, alerting, and supervision tools
  • Manage access, firewalls, VPNs, backups, and disaster recovery plans
  • Administer cloud environments hosting web solutions and applications (Azure)
  • Participate in the design, architecture, and evolution of cloud solutions
  • Ensure the reliability, scalability, and security of platforms
  • Support and advise developers on DevOps best practices, with the help of an external partner

Profile:

  • DEC/BAC in IT or equivalent
  • 5 to 10 years of experience in a similar role: systems/network administration
  • Solid expertise in Microsoft environments and systems, networking, cloud, and security
  • Experience with Microsoft Azure, Azure DevOps, and GitHub platforms (a plus)
  • Knowledge of Docker, CI/CD pipelines, and automation tools (a plus)
  • Understanding of challenges related to deploying SaaS solutions (a plus)
  • Knowledge of monitoring tools (New Relic, Prometheus, Grafana, etc.) (a plus)
  • Experience in highly available and mission-critical environments (a plus)
  • Awareness of best practices in security, compliance, and governance (a plus)
  • Project management experience (a plus)
  • Natural leadership, positive attitude, and team spirit
  • Ability to collaborate closely with development teams
  • Ability to analyze and implement effective processes
  • Independence, attention to detail, and a sense of responsibility
@@@@@

Alteo recherche un Administrateur de systèmes senior pour un poste à durée indéterminée basé à Montréal.

*** Travail hybride : 2 jours au bureau par semaine ***

Au sein d'une PME bien établie et offrant de beaux défis, vous serez chargé de mettre en place les bonnes pratiques en matière d'infrastructure informatique. Vous aurez un impact important en améliorant les processus liés aux systèmes, aux réseaux, à la sécurité informatique, au DevOps, à la gestion des fournisseurs et au coaching d'équipe.

Vous êtes un administrateur système / réseau expérimenté, doté d'une excellente capacité d'analyse, ainsi que d'un sens aigu de l'organisation et de la gestion des priorités. Vous avez un esprit d'entrepreneur / de bâtisseur, vous êtes impliqué et orienté vers les résultats. Vous êtes un bon communicateur et avez à cœur de jouer un rôle de mentor auprès de collaborateurs plus juniors.

Responsabilités :

  • Administrer, sécuriser et superviser les infrastructures réseau sur site et dans le cloud (Azure)
  • Garantir la disponibilité, la performance et la sécurité des environnements
  • Mettre en place et maintenir des outils de supervision, d’alerte et de monitoring
  • Gérer les accès, les pare-feu, les VPN, les sauvegardes et les plans de reprise après sinistre
  • Administrer les environnements cloud hébergeant les solutions et les applications web (Azure)
  • Participer à la conception, à l’architecture et à l’évolution des solutions cloud
  • Assurer la fiabilité, l’évolutivité et la sécurité des plateformes
  • Accompagner et conseiller les développeurs sur les bonnes pratiques DevOps, avec l'aide d'un partenaire externe

Profil :

  • DEC/BAC en TI ou l'équivalent
  • 5 à 10 ans d’expérience dans un poste similaire : administration systèmes/réseau
  • Solide expertise en environnements et systèmes Microsoft, réseau, cloud,  sécurité
  • Expérience avec les plateformes Microsoft Azure, Azure DevOps et GitHub (atout)
  • Connaissance de Docker, des pipelines CI/CD et des outils d’automatisation (atout)
  • Compréhension des enjeux liés au déploiement de solutions SaaS (atout)
  • Connaissance des outils de monitoring (New Relic, Prometheus, Grafana, etc.) (atout)
  • Expérience dans des environnements hautement disponibles et critiques (atout)
  • Sensibilité aux bonnes pratiques en matière de sécurité, de conformité et de gouvernance (atout)
  • Expérience en gestion de projet (atout)
  • Leadership naturel, attitude positive, esprit d'équipe
  • Capacité à collaborer étroitement avec les équipes de développement
  • Capacité d'analyse et de mise en place de processus efficaces
  • Autonomie, rigueur et sens des responsabilités