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Sr Linux Administrator Jobs (NOW HIRING)

Senior Linux Administrator, location is Owings Mills, MD. The start date is ASAP for this 12-month contract position. Job Title: Senior Linux Administrator Location-Type: Hybrid (Owings Mills, MD - 2 ...

As a Senior Linux Administrator, you will be part of the Infrastructure Support team supporting critical enterprise environments across on-prem and cloud platforms. The ideal candidate will ...

Senior Linux Administrator Location: Lansing, MI Duration: 12 months Client: Ardent Technologies Inc. / Department of Treasury Field Offices Requirement: 5 years Matter level expertise in Linux ...

Senior Linux Administrator

Pensacola, FL · On-site

$90K - $115K/hr

ValidaTek is seeking a reliable and highly skilled Senior Linux Administrator to support the Cybersecurity Systems Support (CSS) contract with the Defense Information Systems Agency (DISA). This ...

ValidaTek is seeking a reliable and highly skilled Senior Linux Administrator to support the Cybersecurity Systems Support (CSS) contract with the Defense Information Systems Agency (DISA). This ...

Overview We are seeking a Senior Linux Administrator to manage and optimize enterprise operating system environments across on-premises and cloud platforms. This role is responsible for the design ...

Senior Linux Administrator

Arlington, VA · On-site

$100K - $120K/yr

Senior Linux Administrator Location: Arlington, VA (On-Site) Citizenship: US only Clearance: Active TS/SCI (DHS EOD Suitability required) Company: Argo Cyber Systems, LLC - Service-Disabled Veteran ...

Senior Linux Administrator

Arlington, VA · On-site

$100K - $120K/yr

Senior Linux Administrator Location: Arlington, VA (On-Site) Citizenship: US only Clearance: Active TS/SCI (DHS EOD Suitability required) Company: Argo Cyber Systems, LLC - Service-Disabled Veteran ...

Ignite IT is seeking a very experienced, senior-level Red Hat Linux Admin/Engineer to join and provide dedicated support to the Unix Management Branch of the Computer Services Division on our ...

Ignite IT is seeking a very experienced, senior-level Red Hat Linux Admin/Engineer to join and provide dedicated support to the Unix Management Branch of the Computer Services Division on our ...

This is an exciting opportunity for a highly motivated Senior Linux Administrator to provide UNIX support for our client's global infrastructure. Working alongside fellow team members and others ...

... senior systems engineers (Linux, Windows, Infrastructure) to operationalize designs and ensure seamless handoff between system architecture and system administration * Mentor junior administrators ...

This is an exciting opportunity for a highly motivated Senior Linux Administrator to provide UNIX support for our client's global infrastructure. Working alongside fellow team members and others ...

Sr Linux Administrator

Long Beach, CA · On-site

$103K - $155K/yr

... senior systems engineers (Linux, Windows, Infrastructure) to operationalize designs and ensure seamless handoff between system architecture and system administration * Mentor junior administrators ...

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Sr Linux Administrator information

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How much do sr linux administrator jobs pay per hour?

As of Jul 18, 2026, the average hourly pay for sr linux administrator in the United States is $53.34, according to ZipRecruiter salary data. Most workers in this role earn between $48.08 and $57.69 per hour, depending on experience, location, and employer.

What is the difference between Sr Linux Administrator vs Linux Engineer?

AspectSr Linux AdministratorLinux Engineer
CertificationsLinux+, RHCE, LPIC-2Linux+, RHCE, LPIC-2
Work EnvironmentData centers, enterprise servers, IT teamsDevelopment environments, cloud platforms, automation projects
Primary FocusSystem maintenance, troubleshooting, securityDesign, development, automation, scripting
Industry UsageIT operations, enterprise infrastructureDevOps, cloud computing, software development

Both roles require similar certifications and often work in enterprise environments. However, Sr Linux Administrators focus more on maintaining and securing existing systems, while Linux Engineers are involved in designing and building new Linux-based solutions, often with a stronger emphasis on automation and development.

What are some common challenges Sr Linux Administrators face when managing large-scale server environments?

Sr Linux Administrators often encounter challenges such as ensuring system reliability and uptime across numerous servers, managing configuration consistency, and effectively monitoring performance. They must also address security vulnerabilities promptly and automate repetitive tasks to improve efficiency. Collaborating with development, security, and network teams is essential to quickly resolve issues and implement new solutions, making strong communication skills and adaptability important for success in this role.

What are Sr Linux Administrators?

Sr Linux Administrators are experienced IT professionals responsible for managing, configuring, and maintaining Linux-based servers and systems. They ensure the stability, security, and performance of the infrastructure by performing tasks such as system updates, troubleshooting, automation scripting, and monitoring. Senior administrators also design and implement solutions for scalability and disaster recovery, mentor junior staff, and often collaborate with other teams to support organizational IT needs.

What are the key skills and qualifications needed to thrive as a Sr Linux Administrator, and why are they important?

To thrive as a Sr Linux Administrator, you need deep expertise in Linux system administration, shell scripting, networking, and server security, often backed by a bachelor’s degree and several years of hands-on experience. Familiarity with configuration management tools (like Ansible or Puppet), virtualization platforms, cloud services, and certifications such as RHCE are commonly required. Problem-solving, attention to detail, and effective communication are vital soft skills for excelling in this role. These skills and qualities are crucial to ensure reliable system performance, efficient troubleshooting, and secure enterprise environments.
What cities are hiring for Sr Linux Administrator jobs? Cities with the most Sr Linux Administrator job openings:
What states have the most Sr Linux Administrator jobs? States with the most job openings for Sr Linux Administrator jobs include:
Infographic showing various Sr Linux Administrator job openings in the United States as of July 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, 1% Temporary, and 2% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $110,947 per year, or $53.3 per hour.
Senior Linux Administrator

Senior Linux Administrator

Mondo

Owings Mills, MD • On-site

$55 - $60/hr

Contractor

Medical, Dental, Vision, Retirement

Posted 16 days ago


Job description

Apply now: Senior Linux Administrator, location is Owings Mills, MD. The start date is ASAP for this 12-month contract position.

Job Title: Senior Linux AdministratorLocation-Type: Hybrid (Owings Mills, MD – 2 Days Onsite Per Week)Start Date Is: ASAPDuration: 12-Month Contract (Potential Extension up to 2 Years)Compensation Range: $55/hr - $60/hr W2Benefits: Eligible for Health, Dental, Vision, 401KMust be authorized to work in the U.S. This position is not eligible for sponsorship.

Job Description:Our client is seeking a Senior Linux Administrator to manage and optimize enterprise Red Hat Linux environments supporting mission-critical infrastructure across multiple data centers. This individual will be responsible for Linux administration, VMware support, automation, monitoring, disaster recovery, and lifecycle management while partnering closely with storage, virtualization, backup, and cloud infrastructure teams. The ideal candidate has deep experience supporting enterprise RHEL environments and thrives in highly available production environments.

Day-to-Day Responsibilities:• Administer and support enterprise Red Hat Enterprise Linux (RHEL 7/8/9) environments.• Manage Linux systems running within VMware vSphere virtualized infrastructure.• Perform server provisioning, patching, upgrades, and lifecycle management using Red Hat Satellite.• Monitor Linux infrastructure health, availability, performance, and capacity using Prometheus and Grafana.• Automate system administration tasks using Ansible and Shell scripting.• Troubleshoot Linux operating system, networking, and VMware-related issues.• Support disaster recovery operations, replication testing, and production recovery activities.• Work directly with Red Hat support to resolve complex infrastructure issues.• Execute operating system upgrades, migrations, and infrastructure modernization initiatives.• Fulfill server administration and user access requests.• Maintain technical documentation, runbooks, and system inventories.• Partner closely with storage, virtualization, backup, cloud, and infrastructure engineering teams.• Participate in a rotating 24/7 production on-call schedule supporting critical enterprise systems.

Requirements:

Minimum Requirements:• 7 years of enterprise Linux administration experience.• Strong hands-on experience administering Red Hat Enterprise Linux (RHEL 7/8/9).• Experience supporting VMware/vSphere virtualized Linux environments.• Strong Ansible automation experience.• Strong Shell scripting experience.• Experience using Prometheus and Grafana for enterprise monitoring.• Experience with Red Hat Satellite for patching and lifecycle management.• Experience supporting enterprise disaster recovery operations and DR testing.• Experience supporting large enterprise production Linux environments.• Experience working within ITIL and ServiceNow environments.• Strong troubleshooting skills across Linux operating systems, virtualization, networking, and infrastructure.• Comfortable participating in a rotating production on-call schedule.

Preferred Qualifications:• Red Hat Certified Engineer (RHCE) or Red Hat Certified Architect (RHCA).• VMware Certified Professional (VCP).• Puppet configuration management experience.• AWS or cloud infrastructure experience.• Experience supporting large-scale enterprise or highly regulated data center environments.• Experience leading Linux migration or modernization initiatives.• Experience with Linux security hardening and SELinux.

Preferred Certifications:• Red Hat Certified Engineer (RHCE)• Red Hat Certified Architect (RHCA)• VMware Certified Professional (VCP)• Red Hat Certified System Administrator (RHCSA)• ITIL Foundation Certification