37 windows system administrator jobs at 24 companies in Freedom, CA
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System Administrator
Redwood City or United States
$115k-$120k/yr HybridFull Time
5+ YOE5+ years systems administration experience with macOS/Windows/Linux, MDM (Jamf/Intune), Azure/Okta, AD and networking; scripting (PowerShell/Bash); VMware and server administration; strong troubleshooting and documentation skills.
Jamf Pro, Microsoft Intune, Azure, GCP, Google Workspace, Okta, VMware vCenter, Windows Server 2019, Windows Server 2022, Linux, PowerShell, Bash, Parallels Desktop, Azure AD/Entra ID, SAML, SSO
1mo
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Core Infrastructure System Administrator (System Administrator 3)- Fremont, CA
Fremont, California, United States
$115k-$158k/yr OnsiteFull Time
5+ YOESystem administration experience, Windows/Linux server management, AD and patching, 2+ years PACS programming, Security+/CASP/CISSP, networking/VLANs knowledge, team leadership experience, flexible schedule, up to 25% travel.
Windows, Linux, Active Directory, Microsoft Excel, Microsoft Word, Microsoft Visio, Microsoft PowerPoint, VLANs, Physical Access Control Systems
1w
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Sr. System Administrator
La Jolla or Santa Clara
OnsiteFull Time
US citizen required, onsite support at client offices, able to maintain Public Trust clearance, strong experience in Windows, Active Directory, Google Workspace, networking, VTC, and endpoint support.
Cisco, Active Directory, Google Workspace, Gmail, Google Drive, Google Meet, Chromebox, Chromebase, SAML, NWAVE, Crestron, BitLocker, VPN
3w
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IT System Administrator / Security Analyst
Fremont, California, United States
$125k-$150k/yr OnsiteFull Time
5+ YOE5+ years systems administration experience with 2+ years security focus; Windows/Linux, Active Directory, virtualization, SIEM, vulnerability management, incident response, and strong communication skills.
Active Directory, DNS, DHCP, Group Policy, VMware, Hyper-V, Microsoft 365, Azure, AWS, SIEM, EDR, vulnerability scanners, firewalls, TCP/IP, VLANs, VPNs
2w
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Avigilon and Gentec System Administrator
Santa Clara or Austin
$116k-$160k/yr OnsiteFull Time
10+ YOE10+ years supporting enterprise physical security systems; hands-on Avigilon experience; IP networking, access control, and video surveillance expertise; ability to lift 40 lbs and travel ~20%.
Avigilon Control Center (ACC), Avigilon Unity Platform, Avigilon Alta Cloud Platform, Genetec, LenelS2, Software House CCURE, Milestone, ONVIF, Windows Server, PoE, TCP/IP Networking, IP Cameras
1mo
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System Administrator - NASA Ames Research Center Multi-Mission Operations Center
Mountain View, California, United States
$120k-$145k/yr OnsiteFull Time
3+ YOE3-5 years systems administration experience, bachelor\u0002s in CS/STEM or equivalent experience, Linux/Windows administration, OpenStack/VMWare/SAN, shell/Perl/Python scripting, cybersecurity and protocols knowledge.
RedHat, UBUNTU, OpenStack, VMWare, SAN, Shell, Perl, Python, DNS, HTTP, LDAP, SMTP, SNMP, C++, Java, Microsoft Excel, Adobe, Visio, Microsoft Word, PowerPoint, Microsoft Teams, Microsoft Outlook, BigFix, NESSUS, SentinelOne, Splunk, Nagios, Windchill, Satellite Toolkit (STK), Confluence, JIRA
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System Administrator - NASA Ames Research Center Multi-Mission Operations Center
Mountain View, California, United States
$120k-$145k/yr OnsiteFull Time
3+ YOE3-5 years systems administration experience; Bachelor’s in CS/IS or equivalent experience; Red Hat/Ubuntu and Windows administration; OpenStack, VMware, SAN, scripting (Shell/Perl/Python); networking protocols and cybersecurity (NIST 800-53, RSA Archer). US citizenship and federal background investigation required.
Red Hat, Ubuntu, OpenStack, VMware, SAN, Shell, Perl, Python, C++, Java, Microsoft Excel, Adobe, Visio, Microsoft Word, Microsoft PowerPoint, Microsoft Teams, Microsoft Outlook, BigFix, Nessus, SentinelOne, Splunk, Nagios, RSA Archer, Atlassian Confluence, Atlassian Jira, Windchill, Satellite Toolkit (STK)
3d
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Senior IT System Admin
Fremont, California, United States
$86k-$108k/yr OnsiteFull Time
5+ YOEBachelor's degree in computer science, information technology, or related field and 5+ years in system administration or IT infrastructure, with Windows, Linux, Active Directory, security, monitoring, automation, and project experience.
Windows, Linux, Active Directory, Microsoft Exchange, Microsoft Office 365, IIS, Apache, SAN, NAS, Zabbix, SolarWinds, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, AI, AIOps, OKRs
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Unix Systems Administrator
Fremont, California, United States
$125k-$135k/yr OnsiteFull Time
2+ YOEProvide Unix and Windows systems administration, troubleshoot hardware/software/network issues, support users, perform system maintenance, and document incidents. Requires 2+ years experience and degree in a related field.
Windows Operating Systems, Microsoft Outlook, Microsoft Office, Switches, routers, VPN, Microsoft Exchange Server, SunOS, Solaris, HPUX, UNIX, C, C++, Perl
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Systems Administrator
Fremont or Seattle
$105k-$125k/yr OnsiteFull Time
10+ YOE10+ years in systems/network administration managing Windows/Linux servers, virtualization (VMware/Hyper-V), cloud (Azure/AWS), networking, AD/Group Policy, VPN, backup/DR, and multi-site infrastructure.
VMware, Hyper-V, Azure, AWS, Cisco AnyConnect, DNS, DHCP, DUO, Active Directory, Group Policy, NetSuite, Salesforce, Propel, Docker, PowerShell, Bash, Python, TCP/IP
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CCure Administrator
Santa Clara, California, United States
$90k-$105k/yr OnsiteFull Time
3+ YOE3+ years administering C•CURE 9000 or similar access control systems; knowledge of Windows Server and Microsoft SQL Server; experience with physical security technologies and network-connected devices.
C•CURE 9000, Active Directory, Genetec Security Center, Milestone Systems, Avigilon, Lenel OnGuard, PowerShell, Microsoft SQL Server, Windows Server, HRIS, Identity Management, Video Management Systems, Visitor Management Systems
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Senior Systems Administrator/ IT Engineer
Santa Clara, California, United States
$145k-$200k/yr OnsiteFull Time
10+ YOERequires 10+ years in systems administration, infrastructure engineering, or enterprise IT, with Linux, Windows, macOS, cloud, networking, security, endpoint management, scripting, troubleshooting, and documentation experience.
RHEL, Ubuntu, VMware vCenter, Proxmox, AWS, Google Cloud Platform, Google Workspace, Microsoft 365, Single Sign-On (SSO), Multi-Factor Authentication (MFA), Duo Security, Cisco Meraki, VPN, DNS, DHCP, PAN firewalls, SSL/TLS, NetApp, Rubrik, Bash, Python, Endpoint Detection and Response (EDR), SentinelOne, Windows, macOS, Apple, Dell, Iru MDM, Kandji, Jamf, Microsoft Intune, TCP/IP, VLAN, Wi-Fi, routing, FileVault, BitLocker, Terraform, Ansible, SIEM, CrowdStrike, Microsoft Defender for Endpoint
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Information Technology (IT) Systems Administrator (Systems Application Analyst 3) - 28492 (28492)
Mountain View, California, United States
$96k-$125k/yr OnsiteFull Time
3+ YOERequires relevant experience, Security+ certification, technical support experience, multi-platform administration, networking, cloud, security, scripting, U.S. citizenship, and ability to obtain a government clearance.
Windows, macOS, Linux, iOS, Android, ServiceNow, NinjaOne, Kandji, Microsoft Intune, Google Workspace, Microsoft 365, AWS, GCP, Salesforce, SIEM, ACAS, XDR, Bash, PowerShell, zsh, Python, Cisco, Palo Alto Networks, Meraki, Aruba, Okta, Azure AD/Entra ID, Lastwall, Zoom Rooms, Cisco Webex, VMware, Hyper-V, Docker, Kubernetes, NIPR, SIPR, JWICS, FedRAMP, NIST SP 800-53, DISA STIGs, CMMC
2mo
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SQL Server DBA
Redwood Shores, California, United States
$50-$62/hr OnsiteFull Time
8+ YOEBachelor's in CS/CE, 8+ years SQL Server DBA experience, expertise in performance tuning, backup/restore, high-availability (Always On), Windows Server and Active Directory administration, and supporting 24x7 production systems.
Microsoft SQL Server, Windows Server, Active Directory, Always On
6d
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ARTS Incumbent
Moffett Field or Mountain View
$90k-$220k/yr RemoteFull Time
Experience with research simulation environments, air traffic management tools, Linux/Windows system administration, technical facility integration, testing, operational support, or software development.
Linux, Windows
1w
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IT Engineer
Fremont, California, United States
$80k-$120k/yr OnsiteFull Time
3+ YOERequires 3–5 years in IT support or system administration, Windows and macOS troubleshooting, endpoint and identity management experience, networking fundamentals, cybersecurity knowledge, and strong communication skills.
Jira Service Management, Acronis, Windows, macOS, Ubuntu, Okta, Active Directory, Microsoft Azure Active Directory, Microsoft Intune, Jamf, WSUS, MDT, Google Workspace, Slack, Microsoft 365, SnipeIT, PowerShell, Bash, Python, Cadence, Synopsys, MATLAB, LabVIEW, ITIL, TCP/IP, DNS, DHCP, VLANs, VPNs
1mo
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Senior Systems and Network Engineer
San Jose, California, United States
$125k-$160k/yr HybridFull Time
8+ YOE8+ years systems or network engineering experience; Palo Alto Networks firewall administration; enterprise networking, Windows Server, VMware/Proxmox/Hyper-V, Microsoft 365, and Microsoft SQL Server experience; strong documentation and communication skills.
Palo Alto Networks, VMware vSphere/ESXi, Proxmox, Hyper-V, Microsoft 365, Microsoft SQL Server, Windows Server, Cisco
4d
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High Performance Computing Engineer
San Jose, California, United States
$148k-$222k/yr OnsiteFull Time
2+ YOEBachelor's or master's degree in a relevant technical field, 2–3 years of experience, Linux and Windows administration, HPC hardware, Python or Shell, networking, and distributed file systems experience.
Linux, Python, Shell, Windows, Windows Server, Unix, Lustre, NFS
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IT Systems Support Technician
Scotts Valley, California, United States
$22-$26/hr OnsiteFull Time
5+ YOERequires 5+ years of technology support, Windows and server expertise, application and network administration experience, security systems knowledge, troubleshooting skills, communication ability, and a valid driver's license.
Windows 11, Windows Server 2016, Windows Server 2019, Windows Server 2022, Windows Server 2025, ERP, MRP, Microsoft Active Directory, Microsoft Exchange Server, Cisco, Firewall, SEIM, Microsoft
1mo
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Software Engineering Manager, gWindows, Infrastructure
Sunnyvale, California, United States
$207k-$301k/yr OnsiteFull Time
8+ YOE2+ MgmtBachelor's or equivalent, 8+ years software development, 5+ years Linux/Windows administration, 3+ years large-scale infrastructure or distributed systems experience, 3+ years technical leadership, 2+ years people management.
Linux, Windows, Microsoft Excel
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