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Senior Linux Administrator Jobs in Missouri (NOW HIRING)

Dataquad Inc.

Linux System Administrator

Saint Louis, MO · On-site

Position: IT Support Administrator with Linux exp Location: St. Louis, MO (Day1 Onsite) Note: look ... This is a senior-level IT support position, with the expectation that the candidate has the advance ...

Twenty80 llc

Sr Systems Administrator

California, MO · On-site

$90 - $120/hr

Role Summary A government-focused technology organization is seeking a Senior Systems Administrator ... Candidates may come from either a Windows administration or Linux administration background, and ...

Chenega MIOS

Sr. Systems Administrator

Saint Louis, MO · On-site

$81K - $110K/yr

Req ID: 41649 Summary Sr. Systems Administrator St. Louis, MO Are you ready to enhance your skills ... Red Hat Enterprise Linux (RHEL) * Active Directory * Experience implementing and maintaining STIG ...

Chenega Corporation

Sr. Systems Administrator

Saint Louis, MO · On-site

$80K - $109K/yr

Summary Sr. Systems Administrator St. Louis, MO Are you ready to enhance your skills and build your ... Red Hat Enterprise Linux (RHEL) * Active Directory * Experience implementing and maintaining STIG ...

Jobgether

$38.50 - $52.75/hr

Our partner is looking for a Sr. PostgreSQL DBA based in Netherlands. This role offers an ... Install, configure, upgrade, and maintain PostgreSQL databases across both Linux and Windows ...

Saic

Sr Systems Administrator

California, MO · On-site

$80 - $120/hr

The successful candidate will join a team of Administrators responsible for ... Managing our client's Windows, Linux, Azure, and M365 services and systems. You will be required to ...

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Senior Linux Administrator information

See Missouri salary details

$35

$50

$65

How much do senior linux administrator jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for senior linux administrator in Missouri is $50.03, according to ZipRecruiter salary data. Most workers in this role earn between $45.10 and $54.13 per hour, depending on experience, location, and employer.

What does a senior Linux administrator do?

A Senior Linux Administrator is responsible for installing, configuring, maintaining, and securing Linux servers and systems in an organization. They monitor system performance, troubleshoot issues, and ensure high availability and reliability of critical infrastructure. Their duties often include automating routine tasks, managing user permissions, applying security updates, and supporting development teams. Senior administrators typically also mentor junior staff and contribute to planning and implementing IT strategies.

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

To thrive as a Senior Linux Administrator, you need advanced expertise in Linux operating systems, scripting languages (like Bash or Python), and strong troubleshooting abilities, typically backed by several years of experience and a relevant degree or certifications such as RHCE. Familiarity with configuration management tools (Ansible, Puppet), virtualization platforms, cloud environments, and monitoring systems is essential. Strong problem-solving, communication, and teamwork skills help you efficiently resolve incidents and coordinate with other IT professionals. These skills ensure system reliability, security, and optimal performance in complex, mission-critical IT environments.

What are some typical challenges a senior Linux administrator faces when managing large-scale server environments?

Senior Linux Administrators often encounter challenges such as ensuring system reliability across numerous servers, automating routine maintenance tasks, and maintaining security compliance. Balancing the need for rapid updates with minimizing downtime requires careful planning and coordination with other IT teams. Additionally, troubleshooting complex issues in heterogeneous environments can demand deep expertise and effective communication with developers, network engineers, and support staff.

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

AspectSenior 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, security, performance tuningDesigning, developing, and implementing Linux-based solutions

While both roles require similar certifications and often work within enterprise environments, Senior Linux Administrators focus on maintaining and securing existing systems, whereas Linux Engineers are more involved in designing and building new Linux solutions. The roles complement each other but differ in scope and responsibilities.

What are the most commonly searched types of Linux Administrator jobs in Missouri?

The most popular types of Linux Administrator jobs in Missouri are:

What cities in Missouri are hiring for Senior Linux Administrator jobs?

Cities in Missouri with the most Senior Linux Administrator job openings:

Infographic showing various Senior Linux Administrator job openings in Missouri as of August 2026, with employment types broken down into 1% As Needed, 86% Full Time, 9% Part Time, 1% Temporary, 2% Contract, and 1% Nights. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $104,068 per year, or $50 per hour.

Senior Linux Administrator / Linux Patching Engineer - PoC

Galaxy i Technologies, Inc.

Battlefield, MO • On-site

Other

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

Hi ,
Hope you are doing well.
My name is Vishal Singh and I am a Staffing Specialist at “Galaxy I Tech”. I am reaching out to you on an exciting job opportunity with one of our clients.
 
Job Title :   Senior Linux Administrator / Linux Patching Engineer – PoC

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