224 windows administrator jobs at 126 companies in Parker, CO
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Windows Administrator (Colorado Springs, CO)
Colorado Springs, Colorado, United States
OnsiteFull Time
7+ YOERequires an active Secret clearance, 7+ years of related experience, and a high school diploma, GED, or equivalent. Requires Windows server administration experience and rotational emergency on-call availability.
Windows 2008, Windows 2012R2, Windows 2016R2
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Staff Windows System Administrator - TS/SCI W/Poly - Littleton, CO
Littleton or Waterton or Washington
$118k-$219k/yr OnsiteFull Time
Active TS/SCI clearance with CI Poly, U.S. citizenship, IAT II certification, and expert experience with Active Directory, Windows Server, server hardware, virtualization, vulnerability remediation, and security management.
Active Directory, Windows Server, VMWare, Hyper-V, HP OneView, iLO, iDRAC, Nessus, Trellix, WSUS, MECM, Ivanti, Splunk, Linux, Ansible, PowerShell, Terraform, Chef, Puppet, Azure, KVM, Nutanix, SR-IOV, vRSS, MPIO, Fibre Channel, iSCSI, RDS, HorizonView, XenDesktop, NetApp, Nimble, Racktop
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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
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Warranty Administrator
Brighton, Colorado, United States
$21-$28/hr OnsiteFull Time
High school diploma or equivalent, valid driver's license with good MVR, strong customer service and communication skills, Windows computer proficiency, and ability to pass required screening.
Windows, Google Suite
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WARRANTY ADMINISTRATOR
Littleton, Colorado, United States
$22-$27/hr OnsiteFull Time
1+ YOEHigh school diploma, 1-2 years dealership/service/parts warranty experience preferred, general accounting knowledge preferred, valid driver’s license, strong communication, and proficiency with Dealer software, Windows, Excel, and Outlook.
Dealer software, Windows, Microsoft Excel, Microsoft Outlook
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SYSTEMS ADMINISTRATOR
Colorado Springs, Colorado, United States
$65k-$80k/yr OnsiteFull Time
3+ YOEMid-level Systems Administrator with active Secret clearance, security certifications, Windows AD, cloud experience, and compliance in regulated environments.
Windows, Active Directory, Group Policy, Endpoint management, AWS, Azure, VMware, Microsoft 365 GCC High, Intune, Microsoft Defender, Purview
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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
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Systems Administrator III
Denver, Colorado, United States
RemoteFull Time
6+ YOE6+ years in systems administration, Microsoft 365 infrastructure, data architecture, security, firewalls, servers, Windows servers, and ITIL; bachelor's degree or equivalent experience required.
Microsoft 365, SharePoint, Microsoft Teams, OneDrive, Microsoft Azure Active Directory, SAML, Windows Server, ITIL
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Systems Administrator II
Lakewood, Colorado, United States
$92k-$105k/yr OnsiteFull Time
6+ YOEBachelor's degree, 6+ years systems administration experience, Microsoft 365 and Windows Server expertise, IT service desk experience, Azure and network/security experience preferred.
Windows Server, Microsoft Azure, Microsoft 365, Active Directory, Group Policy, VPN
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Systems Administrator II
Aurora or Aurora
$70k-$75k/yr OnsiteFull Time
Bachelor's degree or equivalent experience, 2–6 years in systems administration, Windows/Linux, virtualization, networking, DoD security compliance, Secret clearance, and IAT-Level II certification or higher.
Windows, Linux, VMware, Hyper-V, TCP/IP, DNS, DHCP, DISA STIGs, RMF, CompTIA Security+
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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
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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, active Top Secret clearance, Full Scope Polygraph, and DoD 8570 IAT Level 2 certification required.
Linux, Windows, VMware, NAS, NetApp, ONTAP, Red Hat Enterprise Linux (RHEL), NISPOM, DCID 6/3, ICD 503, RMF, STIG, JAFAN, JSIG, RAID, Single Sign-On, ESXi, iptables, Windows 10, Windows Server, Group Policies (GPOs), Active Directory, Microsoft SharePoint, Splunk, Tenable, Nessus
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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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Sr Systems Administrator
Colorado Springs, Colorado, United States
$132k-$220k/yr OnsiteFull Time
10+ YOE10+ years managing DoD Windows environments, advanced virtualization, networking, security, and systems administration. Requires DoD 8570 IAT II certification, VDI certification, U.S. citizenship, and Top Secret/SCI clearance.
Nutanix HCI, Citrix CVAD, VMware ESXi, Dell VxRail, Microsoft Group Policy Objects (GPOs), WSUS, MECM, SCCM, SQL Server, Windows 10, Windows 11, PKI, KVMs, OSI, Wireshark, tcpdump, F5, NetScaler, GSLB, Amazon Web Services (AWS), Microsoft 365, HBSS, Axway Tumbleweed, OCSP, Everfox, Forcepoint, Raytheon, PowerShell, DNS, DHCP, Infoblox, Windows Failover Cluster, SPNs
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System Administrator - Journeyman
Colorado Springs, Colorado, United States
$90k-$120k/yr OnsiteFull Time
3+ YOELinux/RHEL administration, Microsoft Windows knowledge, Group Policy, Cisco networking, virtualization, LAN/WAN and backup tech, COMSEC and IL4+ experience, RMF familiarity, Bash and Python, Top Secret/SCI clearance, and relevant cyber/sysadmin certifications.
Linux, RHEL, Microsoft Windows, Group Policy, Cisco, Bash, Python, AWS Cloud
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
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Network Administrator
Ann Arbor or Indianapolis or Flint or Denver or Austin
$75k-$90k/yr OnsiteFull Time
3+ YOE3+ years enterprise networking experience, hands-on with Fortinet/Cisco, knowledge of BGP/OSPF/STP, cloud networking (Azure/AWS), Windows Server/AD, and strong troubleshooting and communication skills.
Cisco IOS, FortiOS, Clavister OS, Cumulus, VMware vSphere, NSX, Azure, AWS, Windows Server, Active Directory, BGP, OSPF, STP, VoIP
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Network Administrator
Ann Arbor or Indianapolis or Flint or Denver or Austin
$75k-$90k/yr OnsiteFull Time
3+ YOE3+ years enterprise networking experience; strong TCP/IP knowledge; experience with Cisco/Fortinet/Cumulus; BGP/OSPF/VLANs; Windows Server/AD; cloud networking; industry certifications preferred.
Fortinet, Cisco IOS, Fort iOS, Clavister OS, Cumulus, VMware vSphere, NSX, Azure, AWS, Windows Server, Active Directory
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
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Sr. System Administrator - South Dakota
Rapid City, Colorado, United States
$72k-$110k/yr OnsiteFull Time
Advanced Windows and Linux administration, Active Directory, Nutanix virtualization, performance analysis, patch engineering, backup/recovery, cybersecurity compliance, and cross-stack infrastructure integration experience.
Windows Server, Linux, Active Directory, Nutanix, PowerShell, Bash, Python, Ansible, DB2, IBM WebSphere, RMF, DISA STIG, NIST SP 800-122
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