RHEL, Linux, HP-UX, UNIX certifications are a definite asset. Domtar is an equal opportunity employer. We invite women, Aboriginal peoples, persons with disabilities and members of visible minorities ...
RHEL, Linux, HP-UX, UNIX certifications are a definite asset. Domtar is an equal opportunity employer. We invite women, Aboriginal peoples, persons with disabilities and members of visible minorities ...
Sr. Administrator Unix/Linux
Montreal, QC · On-site
RHEL, Linux, HP-UX, UNIX certifications are a definite asset. Domtar is an equal opportunity employer. We invite women, Aboriginal peoples, persons with disabilities and members of visible minorities ...
Sr. Administrator Unix/Linux
Montreal, QC · On-site
RHEL, Linux, HP-UX, UNIX certifications are a definite asset. Domtar is an equal opportunity employer. We invite women, Aboriginal peoples, persons with disabilities and members of visible minorities ...
Sr. Administrator Unix/Linux
Montreal, QC · On-site
RHEL, Linux, HP-UX, UNIX certifications are a definite asset. Domtar is an equal opportunity employer. We invite women, Aboriginal peoples, persons with disabilities and members of visible minorities ...
Sr. Administrator Unix/Linux
Montreal, QC · On-site
RHEL, Linux, HP-UX, UNIX certifications are a definite asset. Domtar is an equal opportunity employer. We invite women, Aboriginal peoples, persons with disabilities and members of visible minorities ...
Certifications RHEL, Linux, HP-UX, UNIX un atout certain. Vous devez réussir un processus de sélection qui comprend des entrevues, des tests d'aptitudes (selon le poste) ainsi que des ...
Certifications RHEL, Linux, HP-UX, UNIX un atout certain. Vous devez réussir un processus de sélection qui comprend des entrevues, des tests d'aptitudes (selon le poste) ainsi que des ...
Certifications RHEL, Linux, HP-UX, UNIX un atout certain. Vous devez réussir un processus de sélection qui comprend des entrevues, des tests d'aptitudes (selon le poste) ainsi que des ...
Certifications RHEL, Linux, HP-UX, UNIX un atout certain. Vous devez réussir un processus de sélection qui comprend des entrevues, des tests d'aptitudes (selon le poste) ainsi que des ...
RHEL, Linux, HP-UX, UNIX certifications are a definite asset. Domtar is an equal opportunity employer. We invite women, Aboriginal peoples, persons with disabilities and members of visible minorities ...
RHEL, Linux, HP-UX, UNIX certifications are a definite asset. Domtar is an equal opportunity employer. We invite women, Aboriginal peoples, persons with disabilities and members of visible minorities ...
Certifications pertinentes (Microsoft, VMware, Linux, securite). * Notions de programmation C/AL (Business Central) * Disponibilite occasionnelle pour interventions planifiees ou urgences (soir / fin ...
Certifications pertinentes (Microsoft, VMware, Linux, securite). * Notions de programmation C/AL (Business Central) * Disponibilite occasionnelle pour interventions planifiees ou urgences (soir / fin ...
Certifications pertinentes (Microsoft, VMware, Linux, scurit). * Notions de programmation C/AL (Business Central) * Disponibilit occasionnelle pour interventions planifies ou urgences (soir / fin de ...
Quick apply
Certifications pertinentes (Microsoft, VMware, Linux, scurit). * Notions de programmation C/AL (Business Central) * Disponibilit occasionnelle pour interventions planifies ou urgences (soir / fin de ...
Connaissances approfondies de Linux et des infrastructures Linux, en particulier Ubuntu LTS et Red ... Les certifications pertinentes constituent un atout, notamment AWS, Kubernetes/CKA/CKAD, Red Hat ...
Connaissances approfondies de Linux et des infrastructures Linux, en particulier Ubuntu LTS et Red ... Les certifications pertinentes constituent un atout, notamment AWS, Kubernetes/CKA/CKAD, Red Hat ...
Administrateur de systeme
Montreal, QC · On-site
Windows Server, Red Hat Certified Engineer (atout) ; * Maitrise des systemes d'exploitation Windows Server et Linux ; * Experience avec les outils d'automatisation (PowerShell, Ansible, Puppet)
Administrateur de systeme
Montreal, QC · On-site
Windows Server, Red Hat Certified Engineer (atout) ; * Maitrise des systemes d'exploitation Windows Server et Linux ; * Experience avec les outils d'automatisation (PowerShell, Ansible, Puppet)
Administrateur de système
Quebec, QC · On-site
Windows Server, Red Hat Certified Engineer (atout) ; * Maîtrise des systèmes d'exploitation Windows Server et Linux ; * Expérience avec les outils d'automatisation (PowerShell, Ansible, Puppet)
Quick apply
Administrateur de système
Quebec, QC · On-site
Windows Server, Red Hat Certified Engineer (atout) ; * Maîtrise des systèmes d'exploitation Windows Server et Linux ; * Expérience avec les outils d'automatisation (PowerShell, Ansible, Puppet)
Windows Server, Red Hat Certified Engineer (atout) ; * Maitrise des systemes d'exploitation Windows Server et Linux ; * Experience avec les outils d'automatisation (PowerShell, Ansible, Puppet)
Windows Server, Red Hat Certified Engineer (atout) ; * Maitrise des systemes d'exploitation Windows Server et Linux ; * Experience avec les outils d'automatisation (PowerShell, Ansible, Puppet)
Administrateur de système
Montreal, QC · On-site
Windows Server, Red Hat Certified Engineer (atout) ; * Maîtrise des systèmes d'exploitation Windows Server et Linux ; * Expérience avec les outils d'automatisation (PowerShell, Ansible, Puppet)
Quick apply
Administrateur de système
Montreal, QC · On-site
Windows Server, Red Hat Certified Engineer (atout) ; * Maîtrise des systèmes d'exploitation Windows Server et Linux ; * Expérience avec les outils d'automatisation (PowerShell, Ansible, Puppet)
Windows Server, Red Hat Certified Engineer (atout) ; * Maitrise des systemes d'exploitation Windows Server et Linux ; * Experience avec les outils d'automatisation (PowerShell, Ansible, Puppet)
Windows Server, Red Hat Certified Engineer (atout) ; * Maitrise des systemes d'exploitation Windows Server et Linux ; * Experience avec les outils d'automatisation (PowerShell, Ansible, Puppet)
Administrateur de système
Levis, QC · On-site
Windows Server, Red Hat Certified Engineer (atout) ; * Maîtrise des systèmes d'exploitation Windows Server et Linux ; * Expérience avec les outils d'automatisation (PowerShell, Ansible, Puppet)
Quick apply
Administrateur de système
Levis, QC · On-site
Windows Server, Red Hat Certified Engineer (atout) ; * Maîtrise des systèmes d'exploitation Windows Server et Linux ; * Expérience avec les outils d'automatisation (PowerShell, Ansible, Puppet)
... Unix/Linux : installer et effectuer le soutien technique du système d'exploitation, du matériel ... Certification CCSA (Checkpoint Certified Security Administrator), CCSE (Checkpoint Certified ...
Quick apply
... Unix/Linux : installer et effectuer le soutien technique du système d'exploitation, du matériel ... Certification CCSA (Checkpoint Certified Security Administrator), CCSE (Checkpoint Certified ...
Platform Engineer
CA$100K - CA$160K/yr
Linux (LFCS, LFCE, RHCSA, RHCE) * Puppet or Ansible certifications $100,000 - $160,000 a year Annual salary + bonus. Salary varies depending on experience level and location. Benefits: We are ...
Platform Engineer
CA$100K - CA$160K/yr
Linux (LFCS, LFCE, RHCSA, RHCE) * Puppet or Ansible certifications $100,000 - $160,000 a year Annual salary + bonus. Salary varies depending on experience level and location. Benefits: We are ...
Information Technology (IT) Systems Administrator (Systems Application Analyst 1) - 27931
CA$61K - CA$95K/yr
Familiarity with WIN, macOS, Linux, iOS, and android. * Experience with helpdesk ticketing systems ... Relevant certifications such as CompTIA Security+, Network+, CySA+; Microsoft 365 Certified ...
Information Technology (IT) Systems Administrator (Systems Application Analyst 1) - 27931
CA$61K - CA$95K/yr
Familiarity with WIN, macOS, Linux, iOS, and android. * Experience with helpdesk ticketing systems ... Relevant certifications such as CompTIA Security+, Network+, CySA+; Microsoft 365 Certified ...
Utiliser des systemes Linux pour le troubleshooting et le support operationnel * Maintenir un ... CCNA ou certification reseau equivalente English: The Data Center Technician L3 is an advanced ...
Utiliser des systemes Linux pour le troubleshooting et le support operationnel * Maintenir un ... CCNA ou certification reseau equivalente English: The Data Center Technician L3 is an advanced ...
Utiliser des systemes Linux pour le troubleshooting et le support operationnel * Maintenir un ... CCNA ou certification reseau equivalente English: The Data Center Technician L3 is an advanced ...
Utiliser des systemes Linux pour le troubleshooting et le support operationnel * Maintenir un ... CCNA ou certification reseau equivalente English: The Data Center Technician L3 is an advanced ...
Linux Certified information
See Quebec salary details
$9.62 - $15.87
21% of jobs
$17.33 is the 25th percentile. Wages below this are outliers.
$15.87 - $22.12
17% of jobs
$22.12 - $28.37
7% of jobs
The median wage is $33.05 / hr.
$28.37 - $34.62
6% of jobs
$34.62 - $40.87
7% of jobs
$40.87 - $47.12
8% of jobs
$52.15 is the 75th percentile. Wages above this are outliers.
$47.12 - $53.37
9% of jobs
$53.37 - $59.62
8% of jobs
$59.62 - $65.87
7% of jobs
$65.87 - $72.12
4% of jobs
$72.12 - $78.37
3% of jobs
$9
$38
$78
How much do linux certified jobs pay per hour?
What is a Linux Certified professional?
What are some common challenges faced by Linux Certified professionals in a collaborative IT environment?
What is the difference between Linux Certified vs Linux System Administrator?
| Criteria | Linux Certified | Linux System Administrator |
|---|---|---|
| Certifications | Linux certifications like LPIC, CompTIA Linux+ | Often requires Linux certifications plus experience |
| Work Environment | Data centers, IT departments, server farms | Same as Linux Certified, with additional focus on system management |
| Employer & Industry Usage | Tech companies, hosting providers, enterprise IT | Same as Linux Certified, with more operational responsibilities |
| Search & Comparison Intent | Understanding certification benefits, career paths | Job roles, responsibilities, and qualifications |
Linux Certified professionals focus on obtaining certifications to validate their skills, often working in data centers and IT environments. Linux System Administrators typically have certifications plus hands-on experience managing Linux systems. Both roles are vital in tech and enterprise sectors, with overlapping environments and employer types. The main difference lies in the emphasis on certification versus practical system management responsibilities.
What are the key skills and qualifications needed to thrive as a Linux Certified professional, and why are they important?

Other
Medical, Dental, Life, Retirement
Posted 17 days ago
Domtar rating
7.7
Based on 47 frontline employees who took The Breakroom Quiz
187th of 519 rated manufacturers
Job description
Position title: Sr. Systems Administrator, Linux & Unix
Location: Downtown Montreal (hybrid)
Reports to: Manager, Systems Administration
The mission of the Infrastructure and Operations, Centre of Expertise group is to make Domtar a world-class customer focused IT organization and effective business partner; become a reference for operating efficiency and be an IT employer of choice.
The Senior System Administrator is responsible for the design, implementation, operation, and stability of enterprise Linux/UNIX platforms supporting mission‑critical business services. This role provides advanced technical leadership, performs complex troubleshooting, and ensures systems meet availability, performance, security, and compliance requirements.
The position works closely with architecture, security, networking, storage, and application teams and acts as a senior escalation point for operational issues.
Job Responsibilities/Accountabilities:
Platform Administration
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Install, configure, patch, and maintain Linux/UNIX operating systems (e.g., RHEL, Oracle Linux, HP-UX)
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Administer physical, virtual, and cloud‑based servers
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Manage system lifecycle activities including builds, upgrades, and decommissioning
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Perform capacity planning and performance tuning
Availability, Reliability & Operations
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Ensure high availability, resiliency, and recoverability of systems
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Implement and maintain monitoring, alerting, and logging solutions
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Participate in on‑call rotations and lead resolution of complex incidents
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Support disaster recovery planning, testing, and execution
Security & Compliance
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Apply OS hardening standards and security baselines
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Manage access controls, privileged access, and auditing
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Support vulnerability remediation and security incident response
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Ensure systems comply with internal standards and regulatory frameworks (e.g., NIST, ISO)
Automation & Tooling
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Develop and maintain automation using shell scripting, Python, or configuration management tools (e.g., Ansible, Puppet, Chef)
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Improve build standardization and reduce manual operational effort
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Contribute to CI/CD or infrastructure‑as‑code initiatives where applicable
Storage, Backup & Networking
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Integrate systems with enterprise storage and backup platforms
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Troubleshoot network‑related issues (DNS, TCP/IP, NFS, firewalls)
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Coordinate with storage and network teams on design and operations
Leadership & Collaboration
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Act as senior technical escalation point for system administration issues
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Mentor junior administrators and provide technical guidance
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Participate in architecture reviews and infrastructure design discussions
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Produce and maintain technical documentation and operational runbooks
Critical Competencies :
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Proven skills of change management;
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Good knowledge of the stages of concept proof and pilot project;
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Excellent problem solving and analysis skills;
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Strong communications skills and bilingual in both English* and French (written and spoken) ;
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Strong technical documentation skills in both English* and French;
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Ability to create and define metrics that accurately reflects the current state of an infrastructure.
(*) This is required since as part of this function, you will have to intervene with customers, partners and/or our American subsidiaries on a recurring basis, both orally and in writing.
Required Qualifications/Professional Experiences:
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University degree with a major in IT or equivalent work experience;
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Minimum of 7 years of relevant experience.
Preferred Qualifications/Professional Experiences/Years of Experience:
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Expert knowledge of the Linux (RHEL) & Unix (HP-UX) Operating Systems.
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Advanced knowledge of the Server platforms, (ESX), (HP-UX), (ITANIUM);
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Advanced knowledge of Cloud and Hyperconverged Infrastructures;
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Good knowledge of Backup and Storage;
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Advanced knowledge or the clustering technologies;
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Advanced knowledge of monitoring processes and management tools (for example Red Hat Satellite, Ansible or SolarWinds);
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Strong security awareness;
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Strong scripting skills;
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General ITIL knowledge;
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Strong knowledge of DR (Disaster Recovery), for SAP, Oracle and VMware environments, would be an asset;
-
RHEL, Linux, HP-UX, UNIX certifications are a definite asset.
Domtar is an equal opportunity employer. We invite women, Aboriginal peoples, persons with disabilities and members of visible minorities to apply.
Our offer:
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A downtown location (Place des Arts metro);
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A modern and spacious environment;
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A flexible insurance plan (life, medical, dental);
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An employee assistance program;
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A childcare center on location;
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Competitive compensation, including annual bonus plan;
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A pension plan with matching company contributions;
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Employer-paid development and continuing education.
About Domtar :
Domtar makes products that people around the world rely on every day.
Serving more than 50 countries, we are a leading provider of a wide variety of fiber-based products including communication, specialty and packaging papers, market pulp and airlaid nonwovens. We make our products at manufacturing and converting facilities in the U.S. and Canada, with a focus on safety, quality, and sustainability.
Through our values of agility, caring and innovation, we constantly find better ways to serve our customers, support our employees and strengthen our communities.
Domtar’s principal executive office is in Fort Mill, South Carolina and Domtar is part of the Paper Excellence group of companies. To learn more, visit www.domtar.com.