11 senior it systems administrator jobs at 9 companies in Corralitos, CA
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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
5d
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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
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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
4d
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IT Operations & Systems Specialist
Marlborough or Hayward
$96k-$126k/yr OnsiteFull Time
5+ YOERequires Microsoft 365 and Active Directory administration, Windows endpoint support, networking, troubleshooting, security alert interpretation, documentation, communication, and independent project ownership.
Microsoft 365, Active Directory, Entra ID, Windows, SIEM, EDR, ITDR, Intune
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Electronic Security IT System Administrator (System Administrator 3)- Fremont, CA
Fremont, California, United States
$115k-$158k/yr OnsiteFull Time
5+ YOESystem administrator with 5+ years progressive experience; Windows/Linux/AWS skills, physical access control experience preferred, team management experience, Windows patching/Active Directory knowledge, networking and database familiarity.
Windows, Linux, Red Hat, CentOS, AWS, Docker, Kubernetes, SQL, Cassandra, Mongo, Redis, Windows Active Directory, VLANS, Microsoft Excel, Microsoft Word, Visio, PowerPoint
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Senior Systems Engineer in IT - Communications Applications
Warren or Austin or Mountain View
HybridFull Time
7+ YOE7+ years in enterprise application administration or systems configuration; hands-on AEM and Linux experience; JDK, capacity planning, incident/change management (ServiceNow, Jira); bachelor\u0002s or equivalent experience; strong communication.
Adobe Experience Manager (AEM), Linux, Ubuntu, JDK, ServiceNow, Jira, Red Hat
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Electronic Security IT System Administrator (System Administrator 3)- Fremont, CA
Fremont, California, United States
$115k-$172k/yr OnsiteFull Time
5+ YOESystem administrator experience with Windows/Linux servers, Active Directory, patching, VLANs/routing, Physical Access Control Systems, team leadership, and proficiency with Microsoft Office; certifications in Windows, AWS, Linux, databases, and networking preferred.
Microsoft Excel, Microsoft Word, Microsoft Visio, Microsoft PowerPoint, Docker, Kubernetes, AWS, Red Hat, CentOS, Linux, Windows 10, Windows 11, Windows Server, Active Directory, SQL, Cassandra, Mongo, Redis, VLANs
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
6d
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Senior IT Operations Engineer (Dublin, CA)
Dublin, California, United States
$115k-$135k/yr HybridFull Time
7+ YOERequires 7+ years in IT systems engineering, enterprise support, cloud administration, or AV design; macOS and Windows fleet management; Okta, networking, SOC 2, scripting, partner support, and AV expertise.
Microsoft Intune, Entra ID, Windows Autopilot, BitLocker, Defender for Endpoint, Kandji, PowerShell, Bash, Python, Okta, Google Workspace, Microsoft 365, AWS, Jira, Confluence, VPN, 802.1X, Zoom, Microsoft Teams, Webex, Adobe Premiere, DaVinci Resolve, Audition, Audacity, Pro Tools, OBS, vMix, Wirecast, ATEM Mini, Asana, Linux, FileVault, Gatekeeper, XProtect, SCIM, SOC 2, FCRA, GLBA, ITIL, MDM, SSO, MFA, ZTNA, HVAC, UPS
1mo
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IT Engineer
Palo Alto or Bellevue
$150k-$190k/yr HybridFull Time
5+ YOE5-8 years IT operations experience; hands-on cloud infrastructure and cloud security (AWS/Azure/GCP); MDM, IAM, SaaS administration, ticketing systems, and SOC2/compliance familiarity.
AWS, Azure, Google Cloud Platform, Jamf, Intune, Okta, Microsoft Entra ID, Azure AD, Microsoft 365, Slack, Notion, Google Workspace, Linear, Jira, Vanta, ChatGPT, Claude, DocuSign, Zoom, Ramp, 1Password, YubiKeys
3d
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IT Support Engineer
San Jose or Milpitas or Europe or Ukraine
$90k-$110k/yr OnsiteFull Time
Harmonic: Provides virtualized broadband and video delivery technology solutions.
5+ YOERequires 5+ years in IT systems administration or endpoint engineering, Intune, identity and Active Directory administration, Zoom, endpoint security, PowerShell or Graph API, ABM, and ITIL familiarity.
Microsoft Intune, macOS, Windows, Active Directory, Entra ID, Zoom, Cortex XDR, OpenText, PowerShell, Microsoft Graph API, Apple Business Manager (ABM), ITIL