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Associate Linux System Administrator Jobs in Missouri

Lancesoft

Linux Systems Administrator

Kansas City, MO · On-site

$37.88 - $45.45/hr

... is admin-focused). * AWS experience - solid understanding of operating Linux workloads in an AWS environment. * Strong, independently motivated approach to maintaining systems, documenting ...

MBS

Solaris / Linux Systems Administrator

Columbia, MO · On-site

$50K - $60K/yr

You will administer enterprise server platforms, manage system provisioning, configuration ... Administer, configure, maintain, and optimize Solaris and Linux server environments to ensure high ...

MBS

Solaris / Linux Systems Administrator

Columbia, MO · On-site

$50K - $60K/yr

You will administer enterprise server platforms, manage system provisioning, configuration ... Administer, configure, maintain, and optimize Solaris and Linux server environments to ensure high ...

Credit Control, LLC.

System Administrator

Earth City, MO · On-site

... Linux). • Administer Active Directory, DNS, DHCP, Group Policy, and related core services. • ... Windows Server Hybrid Administrator Associate • Cisco CCNA • VMware Certified Professional (VCP ...

GDIT

Linux Systems Engineer

Saint Louis, MO · On-site

Skills: Linux System Administration, Red Hat Ansible, Scripting Certifications: None Experience ... Administer, maintain, and optimize Nutanix hyperconverged infrastructure (HCI) , including AHV ...

GDIT

Linux Systems Engineer

Saint Louis, MO

Skills: Linux System Administration, Red Hat Ansible, Scripting Certifications: None Experience ... Administer, maintain, and optimize Nutanix hyperconverged infrastructure (HCI) , including AHV ...

Credit Control LLC

System Administrator

Earth City, MO · On-site

Windows Server Hybrid Administrator Associate * Cisco CCNA * VMware Certified Professional (VCP) * Red Hat Certified System Administrator (RHCSA) Technical Skills Required: * Windows Server & Linux ...

Credit Control LLC

System Administrator

Earth City, MO · On-site

$60K - $85K/yr

Windows Server Hybrid Administrator Associate * Cisco CCNA * VMware Certified Professional (VCP) * Red Hat Certified System Administrator (RHCSA) Technical Skills Required: * Windows Server & Linux ...

Credit Control LLC

System Administrator

Earth City, MO · Hybrid

$60K - $85K/yr

Windows Server Hybrid Administrator Associate * Cisco CCNA * VMware Certified Professional (VCP) * Red Hat Certified System Administrator (RHCSA) Technical Skills Required: * Windows Server & Linux ...

teKnoluxion

Linux Systems Engineer

Saint Louis, MO

Administer, maintain, and optimize Nutanix hyperconverged infrastructure (HCI), including AHV ... Bash & Python) * Standardize system configuration, patching, and deployment processes through ...

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All JobsAssociate Linux System Administrator JobsAssociate Linux System Administrator Jobs in Missouri

Associate Linux System Administrator information

How much does a Linux Administrator earn?

A Linux System Administrator's salary typically ranges from $60,000 to $100,000 annually, depending on experience, certifications, and location. Entry-level positions may start lower, while experienced administrators with skills in scripting, security, and cloud platforms can earn higher salaries.

Is sysadmin an entry level job?

An associate Linux system administrator role is typically considered an entry-level position that requires basic knowledge of Linux operating systems, scripting, and system management tools. However, some employers may prefer candidates with relevant certifications or internship experience, and the role often involves on-the-job training for more advanced tasks.

Are Linux System Administrators in demand?

Linux System Administrators are in high demand due to the widespread use of Linux in servers, cloud infrastructure, and cybersecurity. Employers seek professionals skilled in Linux, scripting, and system management, often requiring certifications like RHCE or CompTIA Linux+.

Will AI replace sysadmin jobs?

AI can automate certain tasks performed by associate Linux system administrators, such as monitoring, troubleshooting, and routine maintenance, but it is unlikely to fully replace the role. System administrators will continue to be essential for managing complex systems, configuring hardware, and applying critical judgment, often using tools like scripting and automation platforms. Developing skills in automation, scripting, and cybersecurity remains important for job security in this field.

What are Associate Linux System Administrators?

Associate Linux System Administrators are entry-level IT professionals who support and maintain Linux-based servers and systems. Their responsibilities typically include monitoring system performance, managing user accounts, performing routine backups, installing and updating software, and troubleshooting basic issues. They work under the supervision of senior administrators to ensure that Linux environments run smoothly and securely. This role is ideal for those starting their career in system administration and looking to build expertise in Linux operating systems.

What are some common challenges faced by Associate Linux System Administrators in their first year, and how can they overcome them?

As an Associate Linux System Administrator, newcomers often face challenges such as troubleshooting unfamiliar system errors, managing multiple priorities in a fast-paced environment, and keeping up with evolving security practices. To overcome these hurdles, it’s helpful to actively document solutions, seek guidance from more experienced team members, and consistently review system logs to build troubleshooting skills. Participating in team meetings and collaborating with developers or senior admins can also accelerate learning and help integrate best practices for system management and automation.

What are the key skills and qualifications needed to thrive as an Associate Linux System Administrator, and why are they important?

To thrive as an Associate Linux System Administrator, you need a solid understanding of Linux operating systems, scripting, system monitoring, and a relevant degree or certification such as CompTIA Linux+ or Red Hat Certified System Administrator (RHCSA). Familiarity with tools like Bash, SSH, systemd, and configuration management systems such as Ansible is typically required. Strong analytical thinking, problem-solving abilities, and effective communication skills help you respond to incidents and work with team members. These competencies are crucial for maintaining system stability, ensuring security, and supporting organizational IT infrastructure efficiently.

What is the difference between Associate Linux System Administrator vs Network Administrator?

AspectAssociate Linux System AdministratorNetwork Administrator
CertificationsLinux+, CompTIA A+CCNA, CompTIA Network+
Work EnvironmentData centers, server rooms, cloud environmentsNetwork operation centers, office networks
Job FocusLinux server management, scripting, system maintenanceNetwork setup, troubleshooting, security
Industry UsageIT, tech companies, hosting providersTelecommunications, enterprise IT

The Associate Linux System Administrator primarily manages Linux servers, focusing on system maintenance and scripting, while a Network Administrator handles network infrastructure, including setup and troubleshooting. Both roles require similar certifications and often work in overlapping environments, but their core responsibilities differ significantly.

What are the most commonly searched types of Linux System Administrator jobs in Missouri? The most popular types of Linux System Administrator jobs in Missouri are:
What are popular job titles related to Associate Linux System Administrator jobs in Missouri? For Associate Linux System Administrator jobs in Missouri, the most frequently searched job titles are:
What job categories do people searching Associate Linux System Administrator jobs in Missouri look for? The top searched job categories for Associate Linux System Administrator jobs in Missouri are:
Associate Linux System Administrator jobs near you
Infographic showing various Associate Linux System Administrator job openings in Missouri as of July 2026, with employment types broken down into 1% As Needed, 84% Full Time, 12% Part Time, 1% Temporary, and 2% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution.

Linux Systems Administrator (Part-time)

Savi Gurus

Saint Louis, MO • Remote

Part-time

Re-posted 18 days ago

Job description

Savi Gurus is a consulting firm that connects experienced technology professionals with clients who need specialized expertise on a flexible basis. We are currently seeking a Senior Linux Systems Administrator to support one of our clients in a part-time, fully remote capacity. In this role you will help maintain and optimize a production Linux environment that powers a high-traffic, subscription-based web platform.

Position Overview

We are looking for an experienced Senior Linux Systems Administrator to manage and optimize a production Linux environment hosted on dedicated cloud infrastructure. This role is responsible for maintaining system reliability, troubleshooting outages and performance issues, provisioning new servers, maintaining infrastructure automation, and ensuring strong operational and security practices across the environment.

• Employer: Savi Gurus (engaged on behalf of one of our clients)

• Type: Part-time, fractional / retainer engagement

• Hours: Approximately 15 hours per week

• Location: Fully remote (U.S. preferred, but open to other time zones with team overlap)

• Compensation: DOE (commensurate with experience)

• Team: You will be the primary system administrator, working closely with the client's technical lead.

Responsibilities

Linux Infrastructure Administration

• Administer and maintain multiple Debian-based Linux production systems

• Provision and configure new dedicated Linux servers

• Perform OS updates, patching, package management, and system hardening

• Maintain system uptime, stability, and operational health

Incident Response & On-Call Support

• Participate in on-call support for critical production outages and major performance incidents

• Respond to high-priority infrastructure issues in a timely manner

• Investigate outages, instability, and degraded application performance

• Perform root cause analysis and implement long-term corrective actions

• Troubleshoot CPU, memory, disk I/O, networking, and service bottlenecks

Service Administration & Performance Install, configure, maintain, and optimize Apache, PHP / PHP-FPM, MySQL, Redis, Elasticsearch, and cron jobs / scheduled services. Responsibilities include performance tuning, service troubleshooting, capacity planning, and stability improvements.

Infrastructure Automation

• Maintain and improve Ansible-based infrastructure deployments

• Automate provisioning and repeatable operational tasks

• Standardize system configuration and deployment practices

Security & Access Management

• Maintain Linux user accounts, permissions, and access policies

• Manage SSH access and authentication controls

• Investigate suspicious activity and possible security threats

• Apply security updates and maintain server hardening standards

Networking & Systems Operations

• Maintain VLAN-based networking configurations

• Troubleshoot DNS, connectivity, and network-related issues

• Maintain SSL/TLS certificates and secure communications

Required Qualifications

• Strong experience administering Debian/Ubuntu Linux systems in production

• Experience supporting Apache + PHP-FPM production environments

• MySQL administration and troubleshooting experience

• Experience with Redis and Elasticsearch

• Experience using Ansible

• Experience with Cloudflare

• Strong Linux troubleshooting and incident response skills

• Familiarity with Bash/shell scripting, cron jobs, VLANs, DNS, SSH, and Linux permissions and access control

On-Call Expectations

• Availability to respond to critical outages and severe performance degradation

• Comfortable troubleshooting live production issues

• Ability to diagnose and remediate problems independently

• Focus on both immediate mitigation and long-term prevention

Ideal Candidate

You've managed real production Linux systems and are comfortable being responsible for uptime. You have experience troubleshooting complex infrastructure problems under pressure and understand how Apache, PHP-FPM, MySQL, Redis, and Elasticsearch interact in a production web stack. You thrive in a flexible, part-time arrangement and can work independently while collaborating remotely with a small technical team.

Savi Gurus is an equal opportunity organization. We welcome applicants of all backgrounds. To apply, please submit your resume and a brief summary of relevant production Linux experience.

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