43 it systems administrator jobs at 29 companies in Centennial, CO
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IT Systems Administrator
Englewood, Colorado, United States
$90k-$120k/yrOnsiteFull Time
ShipOffers: Provides on-demand fulfillment, logistics, and product sourcing services.
4+ YOE4+ years IT systems administration; experience with cloud-native identity platforms (JumpCloud, Microsoft Entra ID/Azure AD), MDM, Windows and macOS endpoints, Ubiquiti UniFi, Zebra printers, and multi-site support.
Microsoft 365, Google Workspace, AWS, Warehance, Ubiquiti UniFi, JumpCloud, Microsoft Entra ID (Azure AD), Active Directory, RADIUS, Zebra ZPL, PrintNode, QZ Tray, Intune, Jamf, Kandji, PaperCut, AWS IAM
Jacobs Entertainment: Owns and operates casinos, hotels, and entertainment facilities.
3+ YOE3+ years administering Windows endpoints with Intune/Autopilot, Active Directory/Entra ID administration, PowerShell/Microsoft Graph scripting, enterprise patching and endpoint security, and experience with incident/change management.
Microsoft Intune, Windows Autopilot, Configuration Manager (SCCM), Active Directory, Microsoft Entra ID, SAML, OIDC, PowerShell, Microsoft Graph, VMware vSphere, Veeam, Git, Microsoft 365, Microsoft Defender, Exchange Online, SharePoint, OneDrive, Microsoft Teams, Windows Server, Linux
EnduroSat: Manufacturer of modular software-defined satellites and space infrastructure.
5+ YOE5+ years in systems administration, infrastructure, IT operations, or cybersecurity; bachelor's degree or equivalent; expertise in Microsoft, Azure Government, AWS GovCloud, networking, identity, endpoint security, and compliance.
Microsoft Windows Server, Microsoft 365, Microsoft GCC High, Microsoft Exchange Online, Microsoft SharePoint Online, Microsoft Teams, Microsoft OneDrive, Microsoft Intune, Microsoft Entra ID, Microsoft Azure Government, AWS GovCloud, Active Directory, Group Policy, DNS, DHCP, TCP/IP, VLANs, VPNs, EDR, Microsoft Defender, Microsoft Sentinel, Security Center, AES, RSA, ECC, TLS/SSL, FIPS 140-2/140-3, CMMC, NIST 800-171, FedRAMP, ITAR, DFARS
York Space SystemsNYSE: YSS: Designs and manufactures modular spacecraft platforms and mission solutions.
5+ YOE5+ years administering enterprise Windows and Linux server environments, virtualization (VMware vSphere/Hyper-V), Active Directory, DNS/DHCP, backups/DR, networking fundamentals, and security best practices.
VMware vSphere, Hyper-V, Windows Server, Linux, Active Directory, DNS, DHCP, Group Policy
Lunar Outpost: Develops autonomous robotic systems and rovers for lunar exploration.
4+ YOEBachelor's in IT or equivalent, 4+ years systems/network admin experience, Azure Fundamentals cert, experience with ESXi, AWS, Kubernetes, Okta, scripting (Bash, Python, PowerShell), and familiarity with NIST frameworks.
ESXi, VMware, Microsoft Azure, SharePoint Online, Kubernetes, Okta, Okta Flows, Bash, Python, PowerShell, AWS, Terraform, Office 365, Intune, Jamf Pro
Information Technology (IT) Systems Administrator II
Westminster, Colorado, United States
$25-$35/hrOnsiteFull Time
CesiumAstro: Develops phased array communication systems for satellites and aircraft.
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
Sierra Space: Develops spacecraft and infrastructure for orbital and space transportation
2+ YOEBachelor's (or equivalent) and typically 2+ years IT systems experience; proficiency with OS installation/maintenance, networking, virtualization, scripting, backup/recovery, Active Directory and system administration tools.
Windows, Active Directory, Computer Management, Ansible, Puppet, Chef, AWS, Azure
GeoStabilization International: Provides emergency geohazard mitigation and slope stabilization construction services.
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
Tallgrass: Energy infrastructure operating oil and gas pipelines.
5+ YOEAssociate degree or equivalent experience; 5–7 years in accounting support, administration, procurement, finance, or operations; advanced Microsoft Office skills and experience with enterprise business systems.
Microsoft Excel, Microsoft Word, Microsoft Outlook, Microsoft PowerPoint, Microsoft Teams, Microsoft SharePoint, ServiceNow, Jira Service Management, Ivanti, Freshservice, Oracle, GP Dynamics, Essbase, Power BI, ERP, SaaS
Apollo Information Systems: Provides intelligence-led cybersecurity services and managed security programs.
2+ YOE2+ years IT/systems admin or helpdesk experience; systems administration, networking, cloud (M365/Azure/AWS), and basic scripting (PowerShell, Bash, Python); SIEM/EDR familiarity and willingness to support SOC shifts.
Microsoft M365, Azure, AWS, PowerShell, Bash, Python, Microsoft Entra, Microsoft Exchange, Microsoft Intune, Microsoft SharePoint, CrowdStrike, Sophos, SentinelOne, Exabeam, Azure Sentinel, Splunk, Fortinet, SIEM, EDR, MDR, IDS/IPS, Google Workspace
Tallgrass: Provides midstream energy infrastructure and delivery services.
5+ YOEAssociate degree or equivalent experience and 5–7 years in accounting support, procurement, finance, business operations, or related work. Requires advanced Microsoft Office skills, including Excel, and enterprise systems experience.
Microsoft Excel, Microsoft Word, Microsoft Outlook, Microsoft PowerPoint, Microsoft Teams, Microsoft SharePoint, ERP, ServiceNow, Jira Service Management, Ivanti, Freshservice, Oracle, GP Dynamics, Essbase, Power BI, LAN
CrocsNASDAQ: CROX: Design and distribution of casual foam footwear and accessories.
5+ YOE2+ Mgmt5+ years systems/endpoint administration, 2+ years leadership, experience with Intune/JAMF/endpoint platforms, Windows/Linux servers, Active Directory, PowerShell, VMware; bachelor's in CS/IS or equivalent experience preferred.
Microsoft Endpoint Manager (Intune), Patch-my-PC, JAMF, Active Directory, PowerShell, VMware, Office 365, Azure, Exchange, SharePoint, Python, Bash, EDR
Watchmaker Genomics: Develops and sells enzyme-based genomic sequencing and preparation kits.
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
Classified IT System Administrator, Sr / Onsite: PA, CO, CA, AL or FL
King of Prussia or Huntsville or Littleton or Sunnyvale or Titusville
$96k-$178k/yrOnsiteFull Time
Lockheed MartinNYSE: LMT: Designs and manufactures advanced aerospace, defense, and security systems.
3+ YOERequires U.S. citizenship, ability to obtain Top Secret clearance, and 3+ years of system administration experience with Linux, Windows, networking, or storage. Requires systems analysis, troubleshooting, networking, and communication skills.
Lewis-Palmer School District 38: Provides public K-12 education and student support services.
Oversee and operate the district Student Information System, ensure data accuracy to CDE guidelines, compile and submit reports (including October count), create training materials; Associates degree or 5 years related experience preferred.
United States or Denver or San Francisco or Alaska or Arkansas or Delaware or Hawaii or Maine or Mississippi or New Mexico or Oklahoma or South Dakota or Vermont or Wisconsin or Rhode Island
$96k-$125k/yrRemoteFull Time
Virta Health: Reversing type 2 diabetes through virtual care and nutrition.
3+ YOE3+ years in systems administration, IT engineering, or senior IT support; expertise in Okta, macOS administration, automation, Zero Trust, and IT security fundamentals.
Okta Workflows, Jamf, macOS, Okta, Single Sign-On (SSO), Privileged Access Management (PAM), Robotic Process Automation (RPA), Zero Trust, SOC2, HIPAA, HITRUST, API keys, Data Loss Prevention (DLP), OpenAI, AWS, Google Gemini
BNP Associates: Engineering and consulting for airport and cargo infrastructure systems.
5+ YOE5+ years corporate IT experience with Microsoft 365/Entra ID/Intune, systems administration, endpoint management, networking, cybersecurity, vendor management, and IT project delivery.
Microsoft 365, Intune, Entra ID, Exchange Online, Teams, SharePoint Online, OneDrive, PowerShell, Microsoft Graph, Azure DevOps, Jira