Senior Linux Administrator jobs in United States
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CGI · 6 hours ago

Senior Linux Administrator

positionFairfax, VA
timeFull-time
remoteOnsite
seniorityMid, Senior Level
money$80K/yr - $238K/yr
date5+ years exp

CGI Group, Inc. is seeking a Senior Linux Administrator to lead the design, security, and reliability of Linux-based infrastructures for mission-critical client applications. The role involves system installation and configuration, user and access management, security management, and collaboration with IT professionals to optimize system architecture.

AnalyticsApplication Performance ManagementBusiness IntelligenceConsultingCyber SecurityFinanceInformation TechnologyTechnical Support
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H1B Sponsor Likelynote

Responsibilities

System Installation and Configuration: Install, configure, and maintain Linux operating systems and applications on physical and virtual servers
User and Access Management: Create and manage user accounts, groups, and permissions, ensuring access control and security protocols are followed
System Monitoring: Continuously monitor server performance, resource consumption, and system logs to proactively identify and address potential issues
Security Management: Implement system security best practices, including IAM hardening, encryption, patching strategy, auditing, and vulnerability management
Patching and Updates: Apply operating system updates, patches, and software upgrades to ensure systems are current and protected from vulnerabilities
Backup and Recovery: Develop and execute regular system backups and establish disaster recovery plans to safeguard critical data
Troubleshooting: Diagnose and resolve hardware, software, and network issues to minimize downtime and provide technical support to users
Support: Support incident response, root cause analysis, and long term remediation planning
OCI Operations: Support Linux based systems running in OCI, including compute instances, block storage, networking, and security configurations
Server Management: Manage Linux servers participating in WebLogic, database, and application tiers hosted in OCI
Cloud Architecture: Align cloud system configurations with architecture standards and operational best practices
Automation: Use scripting languages such as Bash, Python, or Perl to automate routine maintenance tasks, increasing efficiency and reducing human error
Documentation: Create and maintain accurate documentation for system configurations, changes, and procedures for reference and compliance
Collaboration: Work with other IT professionals, including DevOps and security teams, to design, implement, and optimize system architecture and infrastructure
Technical Leadership: Provide technical guidance and knowledge sharing across engineering teams
Environment Modernization: Contribute to planning and execution of environment upgrades, migrations, and modernization initiatives

Qualification

LinuxUnixSecurity best practicesPythonPatching managementAWS Certified SysOps AdministratorRed Hat Certified EngineerCommunication skillsTeamwork skillsAdaptability

Required

5-7 years of experience Unix system administration
Proficiency in Linux systems troubleshooting
Proficiency in patch management/upgrading
Security best practices (IAM hardening, encryption, patching, vulnerability management)
Strong communication and teamwork skills
Ability to adapt to a dynamic and changing environment

Preferred

Relevant certifications such as AWS Certified SysOps Administrator or Red Hat Certified Engineer (RHCE) are a plus

Benefits

Competitive compensation
Comprehensive insurance options
Matching contributions through the 401(k) plan and the share purchase plan
Paid time off for vacation, holidays, and sick time
Paid parental leave
Learning opportunities and tuition assistance
Wellness and Well-being programs

Company

CGI

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CGI is an IT and business consulting services firm that offers consulting, cyber security, cloud, and IT services.
dateFounded in 1976
location
Montréal, Quebec, CAN
people-size10001+ employees
web-link
https://www.cgi.com

H1B Sponsorship

CGI has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (775)
2024 (762)
2023 (795)
2022 (940)
2021 (846)
2020 (582)

Funding

Current Stage
Public Company
Total Funding
$1.2B
2025-03-12Post Ipo Debt· $650M
2024-09-03Post Ipo Debt· $550.87M
1998-10-06IPO

Leadership Team

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François Boulanger
President and Chief Executive Officer at CGI
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Raymond McMann
VP, Global Oil & Gas Industry
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Company data provided by crunchbase