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Linux Administrator Jobs in Missouri (NOW HIRING)

MBS

Solaris / Linux Systems Administrator

Columbia, MO · On-site

$50K - $60K/yr

Administer, configure, maintain, and optimize Solaris and Linux server environments to ensure high availability, performance, and reliability. * Provision, deploy, and decommission physical and ...

MBS

Solaris / Linux Systems Administrator

Columbia, MO · On-site

$50K - $60K/yr

Administer, configure, maintain, and optimize Solaris and Linux server environments to ensure high availability, performance, and reliability. * Provision, deploy, and decommission physical and ...

Credit Control LLC

System Administrator

Earth City, MO · On-site

$60K - $85K/yr

Maintain, monitor, and optimize physical and virtual server infrastructure (Windows/Linux). * Administer Active Directory, DNS, DHCP, Group Policy, and related core services. * Support and improve ...

Credit Control LLC

System Administrator

Earth City, MO · On-site

$60K - $85K/yr

Maintain, monitor, and optimize physical and virtual server infrastructure (Windows/Linux). * Administer Active Directory, DNS, DHCP, Group Policy, and related core services. * Support and improve ...

Credit Control LLC

System Administrator

Earth City, MO · Hybrid

$60K - $85K/yr

Maintain, monitor, and optimize physical and virtual server infrastructure (Windows/Linux). * Administer Active Directory, DNS, DHCP, Group Policy, and related core services. * Support and improve ...

Credit Control LLC

System Administrator

Earth City, MO · On-site

Maintain, monitor, and optimize physical and virtual server infrastructure (Windows/Linux). * Administer Active Directory, DNS, DHCP, Group Policy, and related core services. * Support and improve ...

GDIT

Linux Systems Engineer

Saint Louis, MO · On-site

Administer, maintain, and optimize Nutanix hyperconverged infrastructure (HCI) , including AHV , Prism Central , and Prism Element , to support enterprise Linux workloads. * Collaborate with ...

teKnoluxion

Linux Systems Engineer

Saint Louis, MO · On-site

Administer, maintain, and optimize Nutanix hyperconverged infrastructure (HCI), including AHV, Prism Central, and Prism Element, to support enterprise Linux workloads * Collaborate with ...

GDIT

Linux Systems Engineer

Saint Louis, MO · On-site

Administer, maintain, and optimize Nutanix hyperconverged infrastructure (HCI) , including AHV , Prism Central , and Prism Element , to support enterprise Linux workloads. * Collaborate with ...

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Linux Administrator information

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$9

$48

$72

How much do linux administrator jobs pay per hour?

As of Aug 9, 2026, the average hourly pay for linux administrator in Missouri is $48.04, according to ZipRecruiter salary data. Most workers in this role earn between $39.47 and $55.67 per hour, depending on experience, location, and employer.

What does a Linux administrator do?

A Linux administrator is both an IT professional and a people manager. Administrators oversee their team and ensure that everyone is on task, and the project is progressing on schedule. Linux administrators may train other team members and leaders. They monitor a server or servers, ensuring that it is healthy. They do this by conducting regular backups and administering patches when needed.

What does a Linux administrator do?

A Linux Administrator is responsible for installing, configuring, maintaining, and troubleshooting Linux-based systems and servers. They ensure system security, manage user accounts, perform regular backups, and monitor system performance. Linux Administrators also apply patches and updates, automate routine tasks using scripts, and provide technical support to users and other IT staff. Their work is essential for ensuring that Linux servers run efficiently and securely in various environments.

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

To thrive as a Linux Administrator, you need a solid understanding of Linux operating systems, shell scripting, networking concepts, and often a relevant degree or certification like RHCSA or CompTIA Linux+. Familiarity with tools such as Bash, Ansible, Docker, and system monitoring utilities is typically required. Strong problem-solving abilities, attention to detail, and effective communication skills help administrators manage issues and collaborate with IT teams. These competencies ensure reliable system performance, quick resolution of technical problems, and secure, efficient IT operations.

Is a Linux administrator a good career?

A Linux administrator is a viable career option for those interested in managing and maintaining Linux-based systems, often requiring skills in scripting, networking, and security. The role offers steady demand in industries such as IT, finance, and government, with opportunities for certifications like CompTIA Linux+ or Red Hat Certified Engineer to enhance job prospects.

Is it hard to get a Linux Administrator job?

Securing a Linux Administrator position typically requires strong knowledge of Linux systems, networking, and scripting, along with relevant certifications like CompTIA Linux+ or LPIC. While competition exists, gaining hands-on experience and staying current with industry tools can improve job prospects.

Are Linux administrators in high demand?

Linux administrators are in high demand due to the widespread use of Linux servers, cloud computing, and open-source technologies. Employers seek professionals skilled in system management, scripting, and security, often requiring certifications like CompTIA Linux+ or RHCE. The role offers strong job stability and competitive salaries in IT infrastructure and cloud environments.

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

Linux Administrators managing large-scale server environments often encounter challenges such as ensuring system security across numerous machines, maintaining up-to-date patches and configurations, and automating repetitive tasks for efficiency. Troubleshooting issues in distributed systems, managing user permissions, and monitoring system performance are also key aspects that require strong analytical and problem-solving skills. Regular collaboration with development, security, and network teams is essential to maintain system reliability and quickly resolve incidents.

What is the difference between Linux Administrator vs Network Administrator?

AspectLinux AdministratorNetwork Administrator
CertificationsLinux+, LPIC, RHCSACompTIA Network+, Cisco CCNA
Work EnvironmentServer rooms, data centers, cloud environmentsOffice networks, data centers, enterprise environments
ResponsibilitiesManaging Linux servers, scripting, system securityConfiguring networks, managing routers/switches, troubleshooting connectivity
Industry UsageIT, hosting, cloud servicesTelecommunications, enterprise IT, ISPs

While both roles involve IT infrastructure, a Linux Administrator focuses on managing Linux-based systems and servers, whereas a Network Administrator handles network infrastructure and connectivity. Both roles require certifications and work in similar environments but have distinct responsibilities related to their specialization.

More about Linux Administrator jobs
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 are popular job titles related to Linux Administrator jobs in Missouri? For Linux Administrator jobs in Missouri, the most frequently searched job titles are:
What job categories do people searching Linux Administrator jobs in Missouri look for? The top searched job categories for Linux Administrator jobs in Missouri are:
What cities in Missouri are hiring for Linux Administrator jobs? Cities in Missouri with the most Linux Administrator job openings:
What are popular job titles related to Linux Administrator jobs in MO? For Linux Administrator jobs in MO, the most frequently searched job titles are:
Linux Administrator jobs near you
Infographic showing various Linux Administrator job openings in Missouri as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 10% Part Time, 1% Temporary, and 5% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution, with an average salary of $99,930 per year, or $48 per hour.

Linux Administrator

Avani Technology Solutions, Inc.

Saint Louis, MO • On-site

Full-time

Re-posted 4 days ago

Job description

Position: Linux Administrator
Location: St. Louis, MO
Duration: 9+ Months
Only W2
Top Three Skills:
RHEL: Red Hat Enterprise Linux
CentOS is a Linux distribution that provides a free, enterprise-class, community-supported computing platform functionally compatible with its upstream source, Red Hat Enterprise Linux.
AIX: AIX is an open operating system from IBM that is based on a version of UNIX.
Job Description:
Client has thousands of customer accounts that are no longer active that need to be remediated and audited. The Director would like to not just have a onetime auditing process, but rather automate the auditing process through the Linux server platform.
Candidate must have 3-5 years of hands on Linux/Unix Engineering Experience.
Additional Information: Director Recently moved into the new role that has him overseeing all Virtualization, Automation, and Databases.
Who is the Internal/External Customer: The end goal of the project is to protect critical customer information by automating the auditing process.
Impact to the Internal/External Customer: Impact to Internal: Critical Information is protected from vulnerabilities, and company reputation is protected.
Impact to External: Customers information becomes encrypted and safeguarded even after not using ESI to fill prescriptions.
Business Challenge: Making sure that accounts that are no longer in use are still protected and encrypted from vulnerabilities outside.
Well known recognized company. St. Louis' and Missouri's largest employer.
Non-Technical Skills: Needs to have great communication skills.
Why is position open?: Needs of the project.
Project Stage/Lifecycle Info: 1st Stage of Project
Technical Environment: Linux Server

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