Linux Systems Administrator

Quantrics Enterprises Inc.

. Administer and maintain Red Hat servers through patching, updates, upgrades, and performance tuning .

Posted 9/24/2026full-timeRemote • PhilippinesMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in administering and maintaining Red Hat server environments, with strong skills in automation using Python, Ansible, and Bash. Proficient in server hardening, vulnerability assessments, and collaborating with cross-functional IT teams to ensure system performance and security.

Highest-signal resume keywords

Red Hat Server AdministrationScripting with Python and AnsibleVMware vSphere and vCenter ManagementServer Hardening and Security Incident ResponseDisaster Recovery and Business Continuity Planning

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Server AdministrationRed Hat Server PlatformsVirtualization TechnologiesScripting LanguagesAutomation ToolsTCP/IPDNSDHCPRoutingPerformance Tuning

Tools & Technologies

PythonAnsibleBashPowerShellVMware vSphereVMware vCenterRed Hat OpenStackRed Hat Ansible Automation PlatformRed Hat Satellite

Certifications & Qualifications

Red Hat CertificationOpenStack CertificationVMware CertificationITIL Certification

Industry Keywords

Server HardeningVulnerability AssessmentPatch ManagementSecurity Incident ResponseCompliance Practices

Tech Stack

Tools & technologies

AnsibleDNSLinuxOpenStackPythonTCP/IPVMware

About the role

Key responsibilities & impact

Administer and maintain Red Hat servers through patching, updates, upgrades, and performance tuning
Provide after-hours on-call support and respond to system incidents and alerts
Implement and manage infrastructure changes with documentation, testing, and execution
Perform server security hardening, vulnerability assessments, and security incident response
Monitor system performance, capacity, and availability
Collaborate with network, database, application, and other IT teams
Participate in disaster recovery and business continuity planning and testing
Automate system administration activities using Python, Ansible, Bash, and applicable scripting technologies
Create and maintain system configurations, procedures, and troubleshooting documentation
Maintain knowledge of current server administration, security, and operations technologies
Support Bell Canada infrastructure as part of a global IT team

Requirements

What you’ll need

Bachelor’s Degree in Computer Science, Information Technology, Engineering, or related fields
At least 3 years of Server Administration experience specializing in Red Hat Server platforms
At least 3 years of experience with virtualization technologies, including VMware vSphere, VMware vCenter, and Red Hat OpenStack
At least 3 years of hands-on experience with scripting languages and automation tools, including PowerShell and Python
Strong understanding of TCP/IP, DNS, DHCP, and routing
Ability to administer, maintain, troubleshoot, patch, upgrade, secure, and optimize Red Hat server environments
Ability to use Python, Ansible, Bash, PowerShell, and applicable automation technologies
Ability to manage and support VMware vSphere, VMware vCenter, and Red Hat OpenStack
Ability to apply server hardening, vulnerability assessment, patch management, security incident response, and compliance practices
Must be amenable to be assigned to morning, mid, or night shifts
Preferred: Experience supporting a 24/7 operational environment
Preferred: Experience managing RHEL and other Linux distributions
Preferred: Experience with Red Hat Ansible Automation Platform and Red Hat Satellite
Preferred Red Hat, OpenStack, VMware, or ITIL certifications

Benefits

Comp & perks

Work from home
Occasional overtime and on-call support may be required based on operational or project needs
24x7 rotational support schedule