101 linux systems administrator jobs at 54 companies in Kiowa, CO
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Linux Administrator II
Westminster, Colorado, United States
$33-$39/hr OnsiteFull Time
2+ YOEBachelor's degree in a technical discipline with 2+ years Linux systems administration; networking fundamentals (TCP/IP, DNS, DHCP, VLANs), cybersecurity best practices, troubleshooting, operational readiness, and strong cross-team communication.
Linux, TCP/IP, DNS, DHCP, VLANs, firewalls
5d
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Linux / AWS Systems Administrator
Denver, Colorado, United States
$110k-$160k/yr OnsiteFull Time
5+ YOEBachelor's degree in computer science, information technology, or related field; 5+ years of Linux administration and network troubleshooting experience; active TS/SCI clearance and DoD 8570 IAT Level II certification required.
Linux, AWS, Nutanix, IPA, Puppet, Kubernetes, Ansible, CompTIA Security+, Linux Command Line
3w
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Sr Linux Administrator
Centennial or Louisville
$136k-$187k/yr OnsiteFull Time
8+ YOEBachelor's or equivalent, typically 8+ years related experience, 3+ years cloud experience (AWS/Azure), advanced systems administration, security, scripting/automation, and leadership/mentoring skills.
AWS, Azure, Docker, Kubernetes, Jenkins, Ansible, Puppet, Chef
2w
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Principal Linux System Administrator
Aurora, Colorado, United States
$149k-$184k/yr OnsiteFull Time
8+ YOE8+ years administering Linux (RHEL) with Top Secret clearance, experience in system hardening (STIG/SCAP), virtualization, patch management, networking, troubleshooting, and automation/scripting.
Red Hat Enterprise Linux (RHEL), RHEL 8, RHEL 9, RHEL 10, VMware, VMware vSphere, Podman, Docker, Red Hat OpenShift, Kubernetes, minikube, Image registries, PyPI, Ansible, Bash, Python, Git, GitLab, CI/CD, DISA SCAP Compliance Checker, DISA STIG, Dell servers, SAN
6d
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Systems Administrator I
Thornton, Colorado, United States
$62k-$93k/yr OnsiteFull Time
1+ YOEAssociate degree in information systems, computer science, systems administration, or related field, or two years of relevant experience substituted. One to two years of IT infrastructure experience preferred; Windows/Linux knowledge required.
Windows, Linux, VMware
1mo
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Infrastructure/Systems Administrator
Sterling or Austin or Denver
$105k-$231k/yr OnsiteFull Time
10+ YOEActive TS/SCI with polygraph, bachelor’s degree or equivalent, 10+ years related experience, extensive Linux experience, systems administration, patching, troubleshooting, documentation, and collaboration skills.
Linux, Puppet, Satellite, IPA, Nagios, Net App
2mo
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Senior Systems Administrator
Colorado Springs, Colorado, United States
$90k-$120k/yr OnsiteFull Time
2+ YOEActive DoD Secret or Top Secret clearance, 2+ years systems administration experience, Linux and Active Directory administration, automation with Ansible/Terraform/Docker/Kubernetes, AWS familiarity, CompTIA Security+ required; Confluence and Jira experience.
Active Directory, Ansible, AWS, Confluence, Docker, Jira, Kubernetes, Linux, Packer, Terraform
3mo
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Senior Linux Systems Administrator (TS/SCI with Full Scope Poly Required)
Aurora, Colorado, United States
$150k-$175k/yr OnsiteFull Time
15+ YOEActive TS/SCI with Full-Scope Poly, 15+ years DoD/IC or private sector experience, BS in a technical field, Security+ or higher/IAT2, AWS and Linux expertise, scripting, Jira/Confluence.
AWS, Linux, Jira, Confluence, Scripting
2w
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Systems Administrator
Schriever AFB, Colorado, United States
$100k-$120k/yr OnsiteFull Time
3+ YOEActive Top Secret/SCI clearance, DoD 8140 IAT Level II, 3+ years experience, UNIX/Linux/Windows administration, troubleshooting hardware/software, Active Directory, and familiarity with Confluence/Jira and Bash scripting.
UNIX, Linux, Windows, Confluence, Jira, Bash, Active Directory
2w
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Systems Administrator Senior
Colorado Springs, Colorado, United States
$135k-$165k/yr OnsiteFull Time
10+ YOERequires 10+ years and a master's, 18+ years and a bachelor's, or 25+ years and an associate degree; Top Secret with SCI eligibility; cybersecurity or systems administration certification; Linux, networking, virtualization, automation, and scripting expertise.
Linux, Red Hat Enterprise Linux (RHEL), Microsoft Windows, Ansible, YAML, CISCO, Bash, Python, Local Area Network (LAN), Wide Area Network (WAN)
2mo
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Systems Administrator-Cleared
Denver or Folsom
$120k-$165k/yr OnsiteFull Time
3+ YOEActive TS/SCI required, 3+ years systems administration experience; manage Microsoft 365/Azure, Intune, Okta, AD, Windows/Linux servers, virtualization, Fortinet networking, and scripting (PowerShell/Bash/Python).
Microsoft 365, Microsoft Azure, Microsoft Intune, Okta, Microsoft Entra ID, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint, Microsoft Defender, Windows Server, Linux, Ubuntu, RHEL, CentOS, VMware vSphere, Hyper-V, Fortinet, FortiGate, FortiSwitch, FortiClient, Active Directory, PowerShell, Bash, Python, ServiceNow, Jira Service Management
1mo
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GCCS Systems Administrator
Colorado Springs, Colorado, United States
OnsiteFull Time
5+ YOERequires Top Secret/SCI clearance, GCCS-J experience or 5+ years Windows/Linux systems administration, BS (or equivalent), VMware, Microsoft Active Directory, DoD 8570 IAT Level II certification, and ability to travel up to 50%.
GCCS-J, Windows, Linux, VMware, Microsoft Active Directory (AD), Microsoft Operating Systems, Oracle, Sybase, Postgress, Tomcat, JBoss, NFS, SSH, NTP, LDAP, HTTP, Ansible
1w
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Linux System Administration, Senior - Linux Space Systems Support
Westminster or United States
$97k-$165k/yr OnsiteFull Time
4+ YOEBachelor's degree and 4+ years of related experience, or high school diploma and 8+ years. Requires active TS/SCI polygraph clearance, Security+, RHCSA, and 4+ years administering Red Hat Enterprise Linux.
Linux, Ansible Automation, Terraform, Puppet, Chef, VMware, AWS, Microsoft Azure, Podman, Docker, Kubernetes, Python, Ruby, Bash, JavaScript, Git, GitLab, GitOps, DevOps, CI/CD, Red Hat Enterprise Linux
2w
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Sr. Systems Administrator
Denver, Colorado, United States
$136k-$166k/yr OnsiteFull Time
10+ YOERequires 10 years of systems administration experience or equivalent education, TS/SCI with active CI polygraph, systems and network expertise, operating systems knowledge, ITSM experience, and leadership abilities.
Windows, macOS, Linux, ITSM, Active Directory, ServiceNow, Remedy, Jira Service Management, CompTIA Server+, Microsoft Certified Systems Administrator, Red Hat Certified System Administrator
1w
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Systems Administrator (AHT)
Aurora, Colorado, United States
$92k-$138k/yr OnsiteFull Time
2+ YOEBachelor's degree and 2 years of IT experience; Linux and Windows server administration, VMware, NAS storage, Top Secret clearance, Full Scope Polygraph, and DoD 8570 IAT Level 2 certification required.
Linux, Windows, VMware, NAS Storage, NetApp, ONTAP, Red Hat Enterprise Linux (RHEL), Windows 10, Windows Server, Group Policies (GPOs), Active Directory, Microsoft SharePoint, Splunk, Tenable, Nessus, ESXi, iptables, Wiki
2mo
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Systems Administrator
Greenwood Village, Colorado, United States
$80k-$95k/yr HybridFull Time
3+ YOE3+ years systems admin/support experience with server, network, and cloud operations; experience with Windows AD, GPO, PowerShell, Intune/MDM, API tooling, disaster recovery, documentation, and stakeholder communication. Relevant certifications preferred.
Windows AD, GPO, PowerShell, API, MDM, Microsoft Intune, Linux
2w
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Systems Administrator Senior
Colorado Springs, Colorado, United States
$135k-$165k/yr OnsiteFull Time
10+ YOERequires 10+ years and a master's, 18+ years and a bachelor's, or 25+ years and an associate's degree; Linux/RHEL, Windows, Ansible, networking, cybersecurity, scripting, DoD policy, and TS/SCI eligibility.
Linux, RHEL, Microsoft Windows, Ansible, YAML, CISCO, Bash, Python, Local Area Network (LAN), Wide Area Network (WAN), Risk Management Framework, RBAC, STIG, COMSEC, AWS Cloud
5d
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Satellite Systems Administrator
Schriever Air Force Base, Colorado, United States
$107k-$183k/yr OnsiteFull Time
5+ YOEBachelor's degree in a technical field and 5+ years relevant experience, or 9+ years without a degree; satellite operations experience; Linux/UNIX administration; Microsoft Server protocols; DoD 8570 IAT Level II; TS/SCI eligibility.
Linux, UNIX, VMware, Microsoft Server, Windows, firewalls, routers, switches
1w
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System Administrator for Linux
Aurora, Colorado, United States
$125k-$140k/yr OnsiteFull Time
3+ YOEBachelor's degree in computer science or related field, or 10 years equivalent experience; 5 years as an OS administrator, including 3 years in Linux and operations support. US citizenship, clearance eligibility, and Security+ within 6 months required.
Linux, Windows, AWS, Bash, Perl, Python, Ansible, Puppet, SELinux, EC2
5d
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CMAC Systems Administrator - NISSC - CMSFS
Colorado Springs or Colorado or Nebraska or California
$85k-$100k/yr OnsiteFull Time
2+ YOEActive Top Secret with SCI eligibility, 5+ years general experience, 2+ years related experience, DoD IAT Level II or higher, and administration experience with Linux, Windows, VMware, LAN, and WAN technologies.
Red Hat Enterprise Linux, Linux, Microsoft Windows, VMware, LAN, WAN, Remote Desktop, SPADOC, Remedy
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