124 linux administrator jobs at 69 companies in Kiowa, CO
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Linux Administrator II
Westminster, Colorado, United States
$33-$39/hrOnsiteFull Time
CesiumAstro: Develops phased array communication systems for satellites and aircraft.
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.
Sierra Space: Develops spacecraft and infrastructure for orbital and space transportation
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
SciTec: Provides advanced remote sensing and missile defense technology solutions.
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
DCCA: Provides IT and engineering solutions for government and defense agencies.
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.
Amatriot Group: Provides IT consulting and mission-critical technology support services.
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
Staff Linux System Administrator, TS/SCI / Onsite: CO
Littleton or Denver or Bethesda
$118k-$219k/yrOnsiteFull Time
Lockheed MartinNYSE: LMT: Designs and manufactures advanced aerospace, defense, and security systems.
5+ YOERequires active TS/SCI clearance, U.S. citizenship, DoD 8572 certification, 5+ years administering Red Hat Enterprise Linux, scripting, security hardening, troubleshooting, and vulnerability remediation experience.
Red Hat Enterprise Linux, Ansible, Python, Bash, PowerShell, DISA STIGs, Nessus, Trellix, Splunk, ACAS, SCAP, NetApp
Senior Linux Systems Administrator (TS/SCI with Full Scope Poly Required)
Aurora, Colorado, United States
$150k-$175k/yrOnsiteFull Time
DeNOVO Solutions: Provides defense and intelligence technology, software engineering, and cybersecurity services.
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.
Cloud and Infrastructure Systems Administrator - Linux admin
Denver, Colorado, United States
$83k-$174k/yrOnsiteFull Time
CACINYSE: CACI: Provides information technology and professional services to government clients.
7+ YOEDoD 8570 IAT Level II (Security+ or CISSP) or willingness to obtain; BS in CS/IT; 7+ years Linux server/desktop administration and network troubleshooting; DevOps knowledge; willingness to learn.
National Laboratory of the Rockies: Conducts applied research in energy systems and technology innovation.
2+ YOERelevant Bachelor's degree and 2+ years (Level II) or 5+ years (Level III) Linux administration experience; container and orchestration experience (Docker, Podman, Kubernetes); strong scripting, networking, security, and problem-solving skills; US citizenship and ability to obtain DOE access/PIV required.
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
Innovative Signal Analysis: Provider of real-time signal and image processing systems.
Active TS/SCI clearance with CI polygraph, hands-on Windows and Linux administration, infrastructure troubleshooting, networking, virtualization, automation, security, and onsite Colorado work.
Windows, Linux, Windows 11, Windows Server 2022, Red Hat Enterprise Linux 8/9, Microsoft 365, Active Directory, Group Policy, DNS, DHCP, Exchange, WSUS, Kickstart, Bash, PowerShell, Git, Ansible, Terraform, Packer, GitLab, CI/CD, Nexus, Podman, Kubernetes, RKE2, K3s, Trident, Cisco Catalyst, Cisco Nexus, Palo Alto, Cisco VoIP, NetApp, Synology, Pure Storage, Veeam, Grafana, Prometheus, SolarWinds, Elastic Stack, Splunk, Nessus, Trellix, SCAP, CMMC
Lakewood or Washington or Kansas City or Raleigh or Fort Worth or Tacoma
$108k-$158k/yrOnsiteFull Time
General Services Administration: Manages real estate and procurement for the federal government.
1+ YOEGS-13 applicants need one year of specialized database administration experience equivalent to GS-12, including enterprise financial systems, UNIX/Linux, monitoring, security, changes, cybersecurity, audit readiness, and documentation.
I2X Technologies: Provides mission-critical engineering, cybersecurity, and IT services to government agencies.
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
Bluestaq: Develops secure data management platforms for defense and space missions.
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.
Modern Technology Solutions: A technology solutions supporting defense and government missions.
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)
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
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
Adams 12 Five Star Schools: Operates K-12 public schools in the northern Denver area.
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.
Voyager TechnologiesNYSE: VOYG: Provides advanced defense and commercial space technology solutions.
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
Paragon Cyber Solutions: Provides cybersecurity and IT services to federal agencies.
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
Johns Manville: Manufactures high-performance insulation, roofing systems, and engineered fibers.
5+ YOEBachelor's degree and 5+ years SAP Basis administration experience; expertise with SAP ERP 6.0+, BW/BW4HANA, SAP platforms (EP, SRM, SCM/APO, TM, PO, Solution Manager, MII); Java/ABAP experience; Linux/Unix, Oracle, BOBJ knowledge; strong analytical and communication skills.