The ideal candidate will have a strong background in Linux administration, systems maintenance, troubleshooting, automation, security compliance, and enterprise operations within a DoD environment.
The ideal candidate will have a strong background in Linux administration, systems maintenance, troubleshooting, automation, security compliance, and enterprise operations within a DoD environment.
Job Title: (Linux Administrator) Sr. Specialist, Systems Administration Job Code: 42157 Job Location: Tulsa, OK Job Schedule: 9/80 (Every Other Friday off!) Experienced Linux Administrator ...
Job Title: (Linux Administrator) Sr. Specialist, Systems Administration Job Code: 42157 Job Location: Tulsa, OK Job Schedule: 9/80 (Every Other Friday off!) Experienced Linux Administrator ...
Job Title: (Linux Administrator) Sr. Specialist, Systems Administration Job Code: 42157 Job Location: Tulsa, OK Job Schedule: 9/80 (Every Other Friday off!) Experienced Linux Administrator ...
Job Title: (Linux Administrator) Sr. Specialist, Systems Administration Job Code: 42157 Job Location: Tulsa, OK Job Schedule: 9/80 (Every Other Friday off!) Experienced Linux Administrator ...
Job Title: (Linux Administrator) Sr. Specialist, Systems Administration Job Code: 42157 Job Location: Tulsa, OK Job Schedule: 9/80 (Every Other Friday off!) Experienced Linux Administrator ...
Job Title: (Linux Administrator) Sr. Specialist, Systems Administration Job Code: 42157 Job Location: Tulsa, OK Job Schedule: 9/80 (Every Other Friday off!) Experienced Linux Administrator ...
Linux System Engineer
Oklahoma City, OK · On-site
Modern mission systems depend on resilient, well-engineered infrastructure. As mission requirements ... Experience automating system administration using Ansible, including developing custom playbooks
Linux System Engineer
Oklahoma City, OK · On-site
Modern mission systems depend on resilient, well-engineered infrastructure. As mission requirements ... Experience automating system administration using Ansible, including developing custom playbooks
Linux System Engineer
Oklahoma City, OK · On-site
Modern mission systems depend on resilient, well-engineered infrastructure. As mission requirements ... Experience automating system administration using Ansible, including developing custom playbooks
Linux System Engineer
Oklahoma City, OK · On-site
Modern mission systems depend on resilient, well-engineered infrastructure. As mission requirements ... Experience automating system administration using Ansible, including developing custom playbooks
Linux System Engineer
Oklahoma City, OK · On-site
$87K - $157K/yr
Modern mission systems depend on resilient, well-engineered infrastructure. As mission requirements ... Experience automating system administration using Ansible, including developing custom playbooks
Linux System Engineer
Oklahoma City, OK · On-site
$87K - $157K/yr
Modern mission systems depend on resilient, well-engineered infrastructure. As mission requirements ... Experience automating system administration using Ansible, including developing custom playbooks
Responsible for day-to-day administration of Linux operating systems using x86 hardware platforms. Must have the ability to interface with all Devon Infrastructure teams to ensure compatibility in ...
Responsible for day-to-day administration of Linux operating systems using x86 hardware platforms. Must have the ability to interface with all Devon Infrastructure teams to ensure compatibility in ...
Modern mission systems depend on resilient, well-engineered infrastructure. As mission requirements ... Experience automating system administration using Ansible, including developing custom playbooks
New
Modern mission systems depend on resilient, well-engineered infrastructure. As mission requirements ... Experience automating system administration using Ansible, including developing custom playbooks
New
Computer Systems Engineer
Oklahoma City, OK · On-site
$87K - $157K/yr
As a Linux System Engineer , you'll help build and sustain the foundational platforms that enable ... Experience automating system administration using Ansible, including developing custom playbooks
Computer Systems Engineer
Oklahoma City, OK · On-site
$87K - $157K/yr
As a Linux System Engineer , you'll help build and sustain the foundational platforms that enable ... Experience automating system administration using Ansible, including developing custom playbooks
Ubuntu Linux systems administration, continuous integration, end-system contract management, Debian packaging, working with public or on premise clouds • Excellent Python skills • Previous ...
Ubuntu Linux systems administration, continuous integration, end-system contract management, Debian packaging, working with public or on premise clouds • Excellent Python skills • Previous ...
Systems Administrator
Oklahoma City, OK · On-site
$85K - $105K/yr
Administer and troubleshoot Windows Server and Linux environments. * Support Active Directory ... Additional Details: * 1+ year of experience in systems administration, IT infrastructure, or a ...
Quick apply
Systems Administrator
Oklahoma City, OK · On-site
$85K - $105K/yr
Administer and troubleshoot Windows Server and Linux environments. * Support Active Directory ... Additional Details: * 1+ year of experience in systems administration, IT infrastructure, or a ...
Administer, monitor, maintain, and troubleshoot Windows Server and Enterprise Linux environments ... Familiarity with Microsoft Azure and Microsoft 365 administration * 1+ years of experience in ...
Administer, monitor, maintain, and troubleshoot Windows Server and Enterprise Linux environments ... Familiarity with Microsoft Azure and Microsoft 365 administration * 1+ years of experience in ...
Systems Administrator
Oklahoma City, OK · On-site
Administer, monitor, maintain, and troubleshoot Windows Server and Enterprise Linux environments ... Familiarity with Microsoft Azure and Microsoft 365 administration * 1+ years of experience in ...
Systems Administrator
Oklahoma City, OK · On-site
Administer, monitor, maintain, and troubleshoot Windows Server and Enterprise Linux environments ... Familiarity with Microsoft Azure and Microsoft 365 administration * 1+ years of experience in ...
Infrastructure Engineer
Tulsa, OK · On-site
$98K - $128K/yr
Have at least 3-5 years' experience in Linux systems administration, especially coming from a DevOps-oriented background. * Have experience with an assortment of common applications and protocols ...
Infrastructure Engineer
Tulsa, OK · On-site
$98K - $128K/yr
Have at least 3-5 years' experience in Linux systems administration, especially coming from a DevOps-oriented background. * Have experience with an assortment of common applications and protocols ...
Infrastructure Engineer
Tulsa, OK · Hybrid
$98K - $128K/yr
Have at least 3-5 years' experience in Linux systems administration, especially coming from a DevOps-oriented background. * Have experience with an assortment of common applications and protocols ...
Infrastructure Engineer
Tulsa, OK · Hybrid
$98K - $128K/yr
Have at least 3-5 years' experience in Linux systems administration, especially coming from a DevOps-oriented background. * Have experience with an assortment of common applications and protocols ...
IT Systems Admin
Oklahoma City, OK · On-site
... administration, systems engineering, or infrastructure support. * Strong knowledge of Windows Server and/or Linux environments. * Experience with virtualization technologies such as VMware or Hyper-V.
New
Quick apply
IT Systems Admin
Oklahoma City, OK · On-site
... administration, systems engineering, or infrastructure support. * Strong knowledge of Windows Server and/or Linux environments. * Experience with virtualization technologies such as VMware or Hyper-V.
New
IT Systems Engineer
Oklahoma City, OK · On-site
... administration, systems engineering, or infrastructure support. * Strong knowledge of Windows Server and/or Linux environments. * Experience with virtualization technologies such as VMware or Hyper-V.
Quick apply
IT Systems Engineer
Oklahoma City, OK · On-site
... administration, systems engineering, or infrastructure support. * Strong knowledge of Windows Server and/or Linux environments. * Experience with virtualization technologies such as VMware or Hyper-V.
IT Systems Admin
Oklahoma City, OK · On-site
... administration, systems engineering, or infrastructure support. * Strong knowledge of Windows Server and/or Linux environments. * Experience with virtualization technologies such as VMware or Hyper-V.
IT Systems Admin
Oklahoma City, OK · On-site
... administration, systems engineering, or infrastructure support. * Strong knowledge of Windows Server and/or Linux environments. * Experience with virtualization technologies such as VMware or Hyper-V.
IT Systems Engineer
Oklahoma City, OK · On-site
... administration, systems engineering, or infrastructure support. * Strong knowledge of Windows Server and/or Linux environments. * Experience with virtualization technologies such as VMware or Hyper-V.
IT Systems Engineer
Oklahoma City, OK · On-site
... administration, systems engineering, or infrastructure support. * Strong knowledge of Windows Server and/or Linux environments. * Experience with virtualization technologies such as VMware or Hyper-V.
Linux Systems Administration information
What is Linux systems administration?
What are the key skills and qualifications needed to thrive as a Linux systems administrator?
What are some common challenges faced by Linux systems administrators, and how can they be addressed on the job?
What is the difference between Linux Systems Administration vs Network Administrator?
| Aspect | Linux Systems Administration | Network Administrator |
|---|---|---|
| Certifications | Linux+, LPIC, RHCSA | CompTIA Network+, Cisco CCNA |
| Work Environment | Servers, data centers, cloud platforms | Networking hardware, routers, switches |
| Responsibilities | Managing Linux servers, scripting, security | Configuring networks, troubleshooting connectivity |
| Industry Usage | IT, hosting, cloud services | Telecommunications, enterprise networks |
Linux Systems Administrators focus on managing Linux servers, security, and scripting, often working in data centers and cloud environments. Network Administrators primarily handle network infrastructure, hardware, and connectivity issues. While both roles require technical certifications and involve IT infrastructure, Linux Systems Administration emphasizes server management, whereas Network Administration centers on network connectivity and hardware.
Are Linux systems administrators in high demand?
How much do Linux systems administrators make?
Is Linux systems administration a good career?
What does a Linux Systems Administrator do?

Linux Systems Administrator (3rd shift) with Security Clearance
Oklahoma City, OK • On-site
Other
Re-posted 20 days ago
Job description
Client: Defense Information Systems Agency (DISA)
Employment Type: Full-Time
Work Schedule: Hybrid (1–2 days onsite per week)
Security Clearance: Active DoD Secret Clearance Required
Shift timings: Monday-Friday (11:00 pm -7:00 am) Locations: Oklahoma City, Oklahoma
Mechanicsburg
Ogden, Utah
Montgomery, Alabama Position Overview We are seeking an experienced Linux Systems Administrator to support mission-critical infrastructure and enterprise services for DISA. The ideal candidate will have a strong background in Linux administration, systems maintenance, troubleshooting, automation, security compliance, and enterprise operations within a DoD environment. This position requires an active Secret clearance and Security+ certification. Required Qualifications
Minimum 4 years of hands-on Linux Systems Administration experience
Active DoD Secret Security Clearance
Current CompTIA Security+ certification (IAT Level II compliant)
Experience administering enterprise Linux environments such as:
Red Hat Enterprise Linux (RHEL)
Rocky Linux
CentOS
Oracle Linux
Strong understanding of:
Linux operating systems and kernel fundamentals
User, group, and permission management
File systems, storage, and volume management
Networking concepts (TCP/IP, DNS, DHCP, routing, firewalls)
System monitoring and performance tuning
Experience with scripting and automation using:
Bash
Python
Ansible
Familiarity with STIG implementation and compliance requirements
Experience with patch management, vulnerability remediation, and system hardening
Ability to troubleshoot complex system and application issues
About 22nd Century Technologies
Sourced by ZipRecruiter
Industry
It services
Company size
5,001 - 10,000 Employees
Headquarters location
McLean, VA, US