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265 windows administrator jobs at 141 companies in Colorado

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Windows Administrator (Colorado Springs, CO)
Colorado Springs, Colorado, United States
OnsiteFull Time
Maximus
MaximusNYSE: MMS: Provides government health and human services program administration.
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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6d
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Staff Windows System Administrator - TS/SCI W/Poly - Littleton, CO
Littleton or Waterton or Washington
$118k-$219k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures advanced aerospace, defense, and security systems.
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
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
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
Summit Truck Bodies
Summit Truck Bodies: Designs and manufactures custom service and lube truck bodies.
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
McDonald Automotive Group
McDonald Automotive Group: Sells and services new and pre-owned vehicles in Colorado.
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
Integrity Communications Solutions
Integrity Communications Solutions: Engineering and technical support for military satellite communications systems.
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
Innovative Signal Analysis
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
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Systems Administrator
Schriever AFB, Colorado, United States
$100k-$120k/yr OnsiteFull Time
I2X Technologies
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
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Systems Administrator II
Lakewood, Colorado, United States
$92k-$105k/yr OnsiteFull Time
Developmental Disabilities Resource Center
Developmental Disabilities Resource Center: Provides support services for people with intellectual and developmental disabilities.
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 (AHT)
Aurora, Colorado, United States
$92k-$138k/yr OnsiteFull Time
Northrop Grumman
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
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Systems Administrator I
Thornton, Colorado, United States
$62k-$93k/yr OnsiteFull Time
Adams 12 Five Star Schools
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.
Windows, Linux, VMware
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Senior Systems Administrator
Loveland or Ames
$95k-$105k/yr HybridFull Time
Hach
HachNYSE: VLTO: Manufactures analytical instruments and reagents for global water quality testing.
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
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Sr Systems Administrator
Colorado Springs, Colorado, United States
$132k-$220k/yr OnsiteFull Time
Scientific Research Corporation
Scientific Research Corporation: Provides advanced engineering and technology solutions to government agencies.
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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2mo
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Systems Administrator-Cleared
Denver or Folsom
$120k-$165k/yr OnsiteFull Time
Voyager Technologies
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
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Application Administrator I
Grand Junction, Colorado, United States
$66k-$118k/yr OnsiteFull Time
Jabil
JabilNYSE: JBL: Provides manufacturing and supply chain solutions for global brands.
0+ YOEHigh school diploma or equivalent; 0-2 years IT support/application administration experience; basic Windows/Linux and networking knowledge; familiarity with ERP/CRM/MES; basic scripting (PowerShell, Visual Basic); US citizenship required.
Windows, Linux, ERP, CRM, MES, PowerShell, Visual Basic, Visual Studio
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System Administrator - Journeyman
Colorado Springs, Colorado, United States
$90k-$120k/yr OnsiteFull Time
Modern Technology Solutions
Modern Technology Solutions: A technology providing systems engineering and cybersecurity support to government and defense customers.
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
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GCCS Systems Administrator
Colorado Springs, Colorado, United States
OnsiteFull Time
Paragon Cyber Solutions
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
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Senior Systems Administrator
Mountain Village, Colorado, United States
$85k-$95k/yr OnsiteFull Time
Telluride Ski & Golf
Telluride Ski & Golf: Operates a mountain resort with skiing, golf, and lodging.
10+ YOE10+ years in systems administration or network engineering; Windows Server, Linux, VMware, Cisco; Azure/AWS; scripting in PowerShell/Python/Bash; on-call rotation; BSCS or related field or equivalent experience.
Windows Server, Linux, VMware, Cisco Catalyst, Azure, AWS, PowerShell, Python, Bash
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Network Administrator
Ann Arbor or Indianapolis or Flint or Denver or Austin
$75k-$90k/yr OnsiteFull Time
OTAVA
OTAVA: Provides secure and compliant multi-cloud and data protection solutions.
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
Schurz Communications
Schurz Communications: Family-owned provider of broadband, cloud, and IT services.
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
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