59 windows systems administrator jobs at 39 companies in Greeley, CO
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Windows Systems Administrator II
Broomfield, Colorado, United States
$79k-$135k/yr OnsiteFull Time
2+ YOETS/SCI polygraph eligible, 2+ years related experience or equivalent, experience with Windows Server, patching, SCCM/MECM, Group Policy, Tenable/SCAP, VMware/VDI, and strong documentation and communication skills.
Windows Server, SCCM, MECM, Tenable, SCAP, VMware, VDI, Active Directory, Group Policy, PowerShell, Sentinel 1, RSA, PING-Id, Commvault, Veeam, PPDM, Networker, JIRA
2mo
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Systems Administrator
Cheyenne, Wyoming, United States
HybridFull Time
2+ YOE2+ years related IT experience, associate degree in IT (or equivalent experience). Must administer Linux and Windows servers, VMware ESXi, Microsoft infrastructure, cloud services, backups, security, and produce system documentation.
VMware ESXi, VMware, Microsoft Azure, Microsoft Office 365, Microsoft Active Directory, Linux, Windows Server, Microsoft 365
1w
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Senior Systems Administrator
Loveland or Ames
$95k-$105k/yr HybridFull Time
6+ YOEBachelor’s degree or equivalent experience; 6+ years in enterprise infrastructure or systems administration; expertise in Windows Server, Active Directory, DNS/DHCP, Group Policy, VMware, PKI, email authentication, vulnerability remediation, and PowerShell.
Windows Server, Active Directory, VMware, DNS, DHCP, Group Policy, DKIM, SPF, DMARC, SSL/TLS, PKI, PowerShell
1mo
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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
1w
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Systems Administrator
Aurora, Colorado, United States
$128k-$214k/yr OnsiteFull Time
15+ YOEBachelor's degree in a technical discipline or 5 additional years of experience; 15+ years in systems administration or related IT; RHEL experience; TS/SCI with polygraph required.
Red Hat Enterprise Linux (RHEL), Microsoft Windows, AWS
4d
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Systems Administrator I
Boulder, Colorado, United States
$75k/yr HybridFull Time
Requires a bachelor's degree or equivalent experience, Windows systems knowledge, networking fundamentals, ticketing-system experience, communication skills, U.S. work authorization, and ability to obtain Public Trust clearance.
Windows, Sunflower, Service Desk Plus, LAN, WLAN, TCP/IP, DNS, DHCP, Microsoft Office, UNIX, Linux, macOS, Druva, BigFix, TeamViewer, Jamf Pro, Apple Business Manager, FISMA, NIST 800-53, Risk Management Framework (RMF)
1w
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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
4d
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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
6d
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Principal Systems Administrator
Westminster, Colorado, United States
$118k-$201k/yr OnsiteFull Time
6+ YOEBachelor's degree and 6 years of related experience, or high school diploma and 10 years. Requires Windows, VMware, Active Directory, DNS, DHCP, TCP/IP, PowerShell, hardware, security, and DoD 8570 expertise.
Microsoft Windows, VMware, VMware vSphere ESXi, VMware vCenter, VMware vRealize Operations Manager, Microsoft Active Directory, PowerShell, Linux, AutoCAD, SolidWorks, ANSYS HFSS, DNS, DHCP, TCP/IP
1w
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Technical Systems Administrator II
Louisville, Colorado, United States
$87k-$120k/yr OnsiteFull Time
2+ YOEBachelor's or equivalent and typically 2+ years IT systems experience. Proficiency in OS installation/configuration, networking, virtualization, scripting, backup/recovery, Windows/Active Directory administration.
Ansible, Puppet, Chef, AWS, Azure, Active Directory, Computer Management
1mo
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Information Technology (IT) Systems Administrator II
Westminster, Colorado, United States
$25-$35/hr OnsiteFull Time
1+ YOE1-3 years corporate IT experience; associate degree or equivalent; administer Windows and Linux systems; networking knowledge; strong communication, troubleshooting, and customer service skills; security/government compliance experience preferred.
Ubuntu, Windows 11, Windows Server 2019, Windows Server 2022, VMware ESXi, Microsoft 365, SharePoint, WSL, Active Directory
1w
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Information Technology Application Systems Administrator (ASA)
Windsor, Colorado, United States
$65k-$72k/yr OnsiteFull Time
5+ YOE5+ years managing enterprise applications, 2 years IT/project/change management, experience with Windows/TCP-IP, familiarity with municipal enterprise apps, bachelor\u0002s preferred, Colorado driver\u0002s license, ability to perform security audits.
SharePoint, OneDrive, Laserfiche, Novus Agenda, NEOGOV, RemitPlus, Springbrook, Adobe Sign, Adobe Workflows, Cartegraph, ArcGIS, E-Force, Envisio, Resource X, Microsoft Office, Microsoft Windows, TCP/IP
4d
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IT System Administrator
Westminster, Colorado, United States
$71k-$90k/yr OnsiteFull Time
Associate's or bachelor's degree in a related field or equivalent experience; Windows Server, cloud, Azure, Active Directory, networking, virtualization, backup, troubleshooting, and security knowledge required.
Windows Server, Azure, Active Directory, Group Policy, DNS, DHCP, Microsoft Exchange, MDM, Microsoft Intune, VMware, Hyper-V, TCP/IP, VLANs, Aruba, Dell, HP, FortiGate, Veeam, SolarWinds, Microsoft Azure, AWS, Google Cloud, PowerShell, Azure AD/Entra ID
1w
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System Administrator
Aurora or Texas
$130k-$165k/yr OnsiteFull Time
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
3mo
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System Administrator III
Denver, Colorado, United States
HybridFull Time
7+ YOE7+ years system administration experience with Windows Server, Active Directory, virtualization, Azure, Microsoft 365, Intune, Hyper-V and strong troubleshooting and documentation skills.
Active Directory, Group Policy, DNS, DHCP, Microsoft Azure, Microsoft 365, Office 365, Entra, Exchange Online, SharePoint Online, Teams, Intune, Hyper-V, SAML, SCADA, PowerShell, Azure CLI
2w
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Systems Analyst I
Westminster, Colorado, United States
$60k-$73k/yr HybridFull Time
1+ YOE1–3 years IT support or systems admin experience; Windows and Server administration, Microsoft 365/Office365, networking fundamentals, Active Directory, Intune, endpoint tools, EMR not mentioned; CompTIA Security+ encouraged.
Windows 11, Windows Servers, VOIP, Microsoft Office 365, TCP/IP, LAN, WAN, Red Hat Linux, macOS, Active Directory, Intune, LogMeIn, Microsoft 365, Azure, AWS, JIRA, PowerShell, Python, Bash
3w
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IT Systems Engineer
Boulder, Colorado, United States
$85k-$110k/yr OnsiteFull Time
5+ YOE5+ years IT systems experience with Associate (required) or Bachelor (preferred). Strong Microsoft cloud (Entra, Azure), Intune, Defender, JAMF, Windows/macOS administration, networking, scripting (PowerShell/Python/Bash), DR and CSV experience.
Microsoft Entra, Microsoft Azure, Microsoft Intune, Microsoft Defender, JAMF, PowerShell, Python, Bash, Active Directory, DNS, DHCP, SIEM, IDS
2w
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Senior Systems Engineer
Cheyenne or Gilbert
$96k-$138k/yr OnsiteFull Time
5+ YOEBachelor's degree in a technical discipline,5+ years systems engineering experience,proficiency with infrastructure-as-code,datacenter networking,DFS administration,security tooling,Python/Go/Java,and participation in 24/7 on-call duties.
Python, GoLang, Java, SALT, Chef, Puppet, Ansible, Windows, Active Directory, DNS, WSUS, IPS/IDS, XDR, network scanners
3w
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System Administrator
Aurora, Colorado, United States
$62k-$141k/yr OnsiteFull Time
Administer Windows Server 2022, VMware/vSphere, Active Directory, Group Policy; support classified networks; troubleshoot networking; TS/SCI with polygraph and DoD 8570 IAT Level II (e.g., Security+ CE).
Windows Server 2022, VMware, vSphere 8, Active Directory, Group Policy, Splunk, McAfee ePolicy Orchestrator (ePO), Domain Controller, PowerShell, RHEL 8, RHEL 9
3w
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System Administrator
Aurora, Colorado, United States
$62k-$141k/yr OnsiteFull Time
Experience administering Windows Server 2022, VMware/vSphere, Active Directory and Group Policy in secure/classified environments; DoD 8570 IAT Level II or equivalent; TS/SCI with polygraph required; strong troubleshooting and networking skills.
Windows Server 2022, VMware, vSphere 8, Microsoft Active Directory, Microsoft Group Policy, Splunk, McAfee ePolicy Orchestrator (ePO), Microsoft PowerShell, RHEL 8, RHEL 9, STIGs
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