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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
Help us #BeatIndeed & #BeatLinkedIn
2w
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Systems Administrator
Boulder, Colorado, United States
$82k-$144k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
3+ YOEActive Secret clearance; BS degree; experience with Linux and Windows administration; system security implementations.
Linux, Windows, OpenShift, AWS, Splunk, Routers, Switches, Firewalls
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1d
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Systems Administrator
Highlands Ranch, Colorado, United States
$74k-$87k/yr OnsiteFull Time
UDR
UDRNYSE: UDR: Owns and manages multifamily apartment communities in the US.
2+ YOEMinimum 2 years service desk or systems administration experience; experience with Active Directory, Microsoft 365, VMware, LogicMonitor, Windows/Linux (RHEL preferred), DNS/DHCP/Exchange; VM and backup administration.
Active Directory, Microsoft 365, LogicMonitor, VMware, Windows, Linux, RHEL, Dell, DNS, DHCP, Microsoft Exchange, SSO
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2w
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Systems Administrator
Denver, Colorado, United States
OnsiteFull Time
Apollo Mechanical Contractors
Apollo Mechanical Contractors: Mechanical contractor providing HVAC, plumbing, and piping construction services.
3+ YOE3+ years of system administration experience; Windows Server 2016-2022; Hyper-V; Active Directory; SQL Server maintenance; SAN storage; Veeam or similar backup tools.
Windows Server, Hyper-V, Active Directory, SQL Server, Veeam, SAN storage, Backup and recovery
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1mo
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Systems Administrator
Lafayette, Colorado, United States
$120k-$170k/yr OnsiteFull Time
Centil
Centil: Provides engineering and cybersecurity services for national defense missions.
5+ YOE5+ years in Systems Administration; DoD Secret clearance; TS/SCI eligible preferred; Linux/RHEL, virtualization (VMware/Hyper-V), cloud (AWS/Azure), RMF, networking, security
Linux, RHEL, VMware, Hyper-V, AWS, Azure, RMF, Networking
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2w
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Systems Administrator (Systems) III
Lakewood, Colorado, United States
$81k-$156k/yr OnsiteFull Time
American Systems
American Systems: Providing engineering and IT solutions to federal government agencies.
Extensive multi-platform system administration experience; VMware, storage, backups, security, and incident response support; strong patching, auditing, and vendor coordination.
VMware, vCenter, SAN Management, iLO, iDRAC, Windows, Red Hat Linux, Azure, HPE servers, Splunk, SolarWinds, DataDomain, Veritas NetBackup, Active Directory, Azure Active Directory, Ping Identity, RSA SecurID, ADFS, KMS, LDAP, DHCP, DNS, Perl, PowerShell, Windows scripting, Shell scripting
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1mo
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Principal Systems Administrator
Aurora, Colorado, United States
OnsiteFull Time
Envision Innovative Solutions
Envision Innovative Solutions: Provides technical engineering and mission support to government agencies.
15+ YOE15 years of Systems Administrator experience; Bachelor's degree or 5 additional years of experience; TS/SCI with Full Scope Polygraph.
UNIX, Windows, Networking
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2mo
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Systems Administrator 3
Aurora, Colorado, United States
OnsiteFull Time
RealmOne
RealmOne: Provides advanced technology services for national security agencies.
15+ YOEProvide IT system support, Tier 1-2 problem resolution, UNIX/Windows administration, and user assistance; active security clearance required.
UNIX, Windows, Networking, Servers
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6d
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Systems Administrator V
Boulder or United States
$150k/yr RemoteFull Time
RIVA Solutions
RIVA Solutions: Delivers digital transformation and IT solutions to government agencies.
8+ YOEBachelor's degree, 8+ years enterprise systems administration with leadership, expert UNIX/Linux/Windows/macOS administration, advanced shell scripting, Active Directory, networking, FISMA/NIST/RMF experience, and ability to obtain Public Trust.
UNIX, Linux, Windows, macOS, Active Directory, Jamf Pro, Apple Business Manager, AWS GovCloud, Azure Government, Kubernetes, Terraform, Ansible, FISMA, NIST 800-53, RMF
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2mo
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Systems Administrator
Lakewood, Colorado, United States
$85k-$100k/yr OnsiteFull Time
Encore Electric
Encore Electric: Provides electrical construction and maintenance services for complex projects.
3+ YOEManage and secure in-house computer systems, networks, and related infrastructure; ensure compliance and availability.
Windows Server, Active Directory, Entra ID, Microsoft 365, Intune, PowerShell, Azure, NinjaOne, FortiNet, Exchange Online, Teams, SharePoint, OneDrive
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2mo
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Systems Administrator
Denver, Colorado, United States
HybridFull Time
Integris
Integris: Provides managed IT and cybersecurity services for mid-market businesses.
2+ YOEAssociate degree in computer science or 2 years IT experience; Network+ or Azure Administrator AZ-104; strong infrastructure and troubleshooting; valid driver's license.
Windows Server, Azure, Networking, Active Directory, Troubleshooting
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1w
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Systems Administrator (ERP)
Greenwood Village, Colorado, United States
$90k-$110k/yr HybridFull Time
SCS Engineers
SCS Engineers: Provides environmental engineering, consulting, and waste management solutions.
8+ YOEERP systems administrator for Deltek Vantagepoint; SQL/SSRS; 8+ years ERP experience; 4+ years hands-on ERP admin; Power BI a plus.
Deltek Vantagepoint, T-SQL, SQL Server, SSRS, Power BI
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2d
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Systems Administrator
Wheat Ridge, Colorado, United States
$80k-$90k/yr OnsiteFull Time
GPT Industries
GPT Industries: Manufacturer of pipeline isolation and sealing safety products.
Experience administering Microsoft Azure cloud environments, Epicor ERP, identity and endpoint management, system integrations, and enterprise security best practices.
Microsoft Azure, Epicor
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2mo
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Systems Administrator 2
Aurora, Colorado, United States
OnsiteFull Time
RealmOne
RealmOne: Provides cybersecurity and intelligence services for national security missions.
10+ YOETen years of experience as a System Administrator in programs of similar scope; Bachelor’s degree required or five additional years of SA experience in lieu of degree; active security clearance with polygraph.
UNIX, Windows, Networking, IT systems administration
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4d
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Systems Administrator
Boulder, Colorado, United States
$71k-$80k/yr OnsiteFull Time
University of Colorado Boulder
University of Colorado Boulder: Public research university offering undergraduate and graduate education programs.
1+ YOEBachelor's degree or equivalent and 1+ year application/support experience (Genetec, C-CURE, Axon Fusus preferred). Requires server, storage, virtualization administration, incident response, vendor coordination, and documentation skills.
Genetec, C-CURE, Axon Fusus, Fusus
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5d
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I.T.S. Systems Administrator I
Loveland or Berthoud or Fort Collins or Windsor or Johnstown or Larimer County or Weld County or Boulder County or Colorado
OnsiteFull Time
Thompson School District
Thompson School District: Provides K-12 public education services in Northern Colorado.
Qualifications not specified in the posting; refer to the attached I.T.S. Systems Administrator 2026 job description.
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2w
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Systems Sr Administrator (IT)
Denver, Colorado, United States
$78k-$119k/yr OnsiteFull Time
DaVita
DaVitaNYSE: DVA: Provides kidney dialysis and integrated chronic disease management services.
Senior UNIX/Linux systems administration in multi-location environments; production support; automation and open source tooling; strong ITIL practices.
Linux, OpenShift, Oracle, DB2, Puppet Enterprise, Confluence
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3mo
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GTM Systems Administrator
Denver or San Francisco
$80k-$125k/yr HybridFull Time
Frontera Health
Frontera Health: AI-driven platform for automating and improving autism clinical care.
3+ YOE3-6+ years in Sales Operations, RevOps, GTM Systems, or Commercial Operations with hands-on CRM administration and sales automation.
HubSpot, Salesforce, Clay, Sales Engagement, Marketing Automation, Call Intelligence, Data Enrichment, Analytics
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1w
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Network & Systems Administrator
Loveland, Colorado, United States
$41-$55/hr HybridFull Time
City of Loveland
City of Loveland: Provides municipal government services to the residents of Loveland.
4+ YOE4 years of Windows server OS administration and large network management; bachelor's degree in Information Systems or related field; valid driver's license.
Windows Server, Hyper-V, Networking Equipment, SQL Server, Exchange Server, Microsoft 365, iSCSI SANs
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1mo
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Systems Cloud Administrator
Louisville, Colorado, United States
$95k-$110k/yr OnsiteFull Time
Infleqtion
InfleqtionNYSE: INFQ: Develops neutral-atom quantum computing and precision sensing technologies.
3+ YOE3+ years systems administration, on-prem and cloud, virtualization (VMware/Hyper-V/Proxmox), cloud (Azure/AWS/GCP), AD/M365, monitoring/logging, troubleshooting, documentation.
VMware, Hyper-V, Proxmox, Azure, AWS, Google Cloud Platform, Active Directory, Microsoft 365, DNS, DHCP, PowerShell, Bash, Python, ITIL, infrastructure-as-code, configuration-management
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2w
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Systems Administrator
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 with IT experience; TS/SCI clearance with poly; Linux/Windows admin; VMware; NAS storage; after-hours support.
Linux, Windows, VMware, NetApp, ON-TAP, RMF, STIG, Nessus, Tenable, Active Directory, GPO, Splunk
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