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Linux System Administrator Contract Jobs in Missouri

The Timberline Group

Linux Systems Engineer

Saint Louis, MO · On-site

$85 - $105/hr

... system management tools. * Provide documentation and technical specifications to IT staff for ... administrators and technicians to resolve issues in a timely manner. * Work with vendors and other ...

Socket.dev

Senior System Administrator

California, MO · On-site

$97 - $154/hr

Overview We are seeking an experienced System Administrator to support mission‑critical ... defense contracts. * Proficiency in Windows and Linux administration. * Strong analytical ...

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Linux System Administrator Contract information

What is a Linux system administrator contract?

A Linux System Administrator Contract job is a temporary or project-based role where an IT professional manages and maintains Linux-based systems for an organization. Responsibilities typically include server setup, system monitoring, troubleshooting, security management, and performance optimization. Contract positions may last for a few months to a year or more, depending on the employer's needs. These roles are often found in industries that rely heavily on Linux servers, such as cloud computing, finance, and cybersecurity. Contractors may work on-site or remotely and are usually compensated on an hourly or project basis.

What does a Linux system administrator contract do?

As a Linux System Administrator Contractor, you will typically be tasked with deploying, configuring, monitoring, and troubleshooting Linux servers to ensure optimal performance and security. Your daily work may include applying software updates, managing user accounts, automating processes with scripts, and responding to incidents or service requests. Contractors often work closely with development, DevOps, and IT security teams, providing technical support and collaborating to implement infrastructure improvements. Project assignments can vary widely based on the client’s needs, offering opportunities to work with cloud platforms, virtualization, and integrating new technologies.

What are the key skills and qualifications needed for a Linux system administrator contract?

To thrive as a Linux System Administrator Contract, you need strong expertise in Linux operating systems, shell scripting, server management, and troubleshooting, often supported by a degree in computer science or relevant experience. Familiarity with tools such as Ansible, Docker, VMware, and certifications like RHCSA or CompTIA Linux+ are highly valued. Excellent problem-solving abilities, attention to detail, and effective communication skills distinguish top performers in this role. These qualities are essential for maintaining system reliability, collaborating with teams, and meeting the fast-paced demands of contract assignments.

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 Linux System Administrator Contract jobs in Missouri?

For Linux System Administrator Contract jobs in Missouri, the most frequently searched job titles are:

What job categories do people searching Linux System Administrator Contract jobs in Missouri look for?

The top searched job categories for Linux System Administrator Contract jobs in Missouri are:

What cities in Missouri are hiring for Linux System Administrator Contract jobs?

Cities in Missouri with the most Linux System Administrator Contract job openings:

Linux System Administrator Contract jobs near you

Journeyman Cybersecurity Systems Administrator

Saalex Corp.

California, MO • On-site

$95 - $110/hr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 4 days ago

Key responsibilities

  • Administer, secure, configure, and sustain Windows and RHEL mission systems supporting engineering, software integration, developmental testing, and operational readiness.

  • Develop secure operating system baselines, deploy standardized system images, and support cybersecurity compliance.

  • Support system troubleshooting, documentation, and collaboration with software developers, systems engineers, and government personnel.

Job description

Saalex is seeking a Journeyman Cybersecurity Systems Administrator in China Lake, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test Range Operations and Management, Engineering and Logistics Services, Data Analytics and Business Intelligence Services and Information Technology Services.

Position Type:Full-Time

Salary:$95k-$110k annually (depending on experience)

Work Location:Onsite.

Position Summary:

Saalex Solutions is seeking aCybersecurity Systems Administrator (Journeyman)to support the SSAT Program under the TARIF TSS Contract. The selected candidate will administer, secure, configure, and sustain Windows and Red Hat Enterprise Linux (RHEL) mission systems supporting engineering, software integration, developmental testing, and operational readiness.

The successful candidate will develop secure operating system baselines, deploy standardized system images, support cybersecurity compliance, and collaborate with software developers, systems engineers, and Government personnel to maintain mission-ready computing environments.

Essential Functions:
  • Administer Windows 10/11, Windows Server, and RHEL 8/9 systems.
  • Develop and maintain secure Windows and Linux baseline images.
  • Create Windows Answer Files (Unattend.xml) and Linux Kickstart deployment files.
  • Install, configure, patch, and troubleshoot operating systems and mission software.
  • Execute ACAS and SCAP scans and remediate vulnerabilities.
  • Apply and maintain DISA STIGs and support RMF compliance.
  • Administer Active Directory, Group Policy, DNS, DHCP, and privileged user accounts.
  • Support VMware, Hyper‑V, backups, disaster recovery, and system lifecycle maintenance.
  • Troubleshoot network connectivity, VPNs, routers, switches, and firewalls.
  • Develop PowerShell or Bash scripts to automate administration tasks.
  • Document system configurations and support engineering integration and software releases.
  • Travel as required to support laboratory integration, testing, and field activities.
Required:
  • Meet applicableDoD 8140/DCWFrequirements for a privileged systems administrator.
  • Three (3) or more years of Windows and/or Linux systems administration experience.
  • Experience supporting DoD or similarly regulated computing environments.
  • Strong troubleshooting, communication, and documentation skills.
Desired:
  • Windows 10/11 and Windows Server experience.
  • Red Hat Enterprise Linux (RHEL) experience.
  • Active Directory, GPO, DNS, DHCP, IAM experience.
  • MDT, WDS, PXE, Windows Answer Files, Kickstart experience.
  • VMware or Hyper‑V experience.
  • ACAS, SCAP, DISA STIGs, RMF experience.
  • PowerShell, Bash, Python (preferred) experience.
  • Engineering lab, developmental test, or mission systems experience.
  • NAVAIR, NAWCWD, or Test & Evaluation experience.
Education:
  • 3-10 years of relevant experience with the required certifications, or 3-5 years of relevant experience with a BA/BS degree, or An MA/MS degree with less than 3 years of experience.
Security Clearance:
  • Active Secret clearance required. Requirements to obtain a clearance include US Citizenship, security investigation, etc.
  • Health Care Plan (Medical, Dental & Vision)
  • Retirement Plan (401k, IRA)
  • Life Insurance (Basic, Voluntary & AD&D)
  • Paid Time Off (Vacation, Sick & Public Holidays)
  • Short Term & Long Term Disability
  • Training & Development
  • Wellness Resources
  • Stock Option Benefit
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