10 it systems administrator jobs at 6 companies in Ripon, CA
2mo
Save
Mark Applied
Hide
IT Systems Administrator Intern
Austin or Fremont
$25/hr OnsiteInternship
Currently pursuing or recently completed a degree in Computer Science, Information Technology, Information Systems, or a related field; strong OS, networking, and helpdesk skills; effective communication.
MDM (Jamf, Intune, Kandji), Google Workspace, Okta, Entra, VLAN, VPN, DNS, DHCP, Jamf, Intune, Kandji, Python, Bash, PowerShell, Slack, Zoom
1mo
Save
Mark Applied
Hide
Electronic Security IT System Administrator (System Administrator 2) - Fremont, CA
Fremont, California, United States
$100k-$137k/yr OnsiteFull Time
2+ YOESystem administration experience with Windows/Linux, access control systems, AD, networking, and security; 2+ years experience preferred; ability to support servers, troubleshoot systems, and manage small teams.
Windows, Windows Server, Linux, AWS Cloud, Docker, Kubernetes, SQL, Cassandra, Mongo, Redis, Active Directory, VLANs, Microsoft Excel, Microsoft Word, Microsoft Visio, Microsoft PowerPoint
1mo
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
Electronic Security IT System Administrator (System Administrator 2) - Fremont, CA
Fremont, California, United States
$100k-$150k/yr OnsiteFull Time
2+ YOESystem administrator experience with Windows and Linux servers, access control/security systems, Windows patching/AD, networking basics; 2+ years experience (or equivalent), team management experience preferred; proficient in MS Office suite.
Windows, Windows Server, Linux, Red Hat, CentOS, Docker, Kubernetes, SQL, Cassandra, Mongo, Redis, AWS, Microsoft Excel, Microsoft Word, Microsoft Visio, Microsoft PowerPoint
1w
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
Cleared IT System Administrator / Computer Infrastructure Engineer - Special Programs Operations, Onsite
Livermore, California, United States
$89k-$172k/yr OnsiteFull Time
2+ YOEActive DOE Q clearance (ability to obtain DOE SCI), CompTIA Security+ (or equivalent), 2+ years relevant experience or equivalent education, experience with CentOS/Oracle Linux/Windows Server, VMWare, scripting, Ansible, and 24/7 operational support.
CentOS 8, Oracle Linux 8+, Windows Server 2019, Windows 10, Linux, Windows, VMWare, Ansible, Splunk, Solarwinds
1w
Save
Mark Applied
Hide
Cleared IT System Administrator / Computer Infrastructure Engineer - Special Programs Operations, Onsite
Livermore, California, United States
$89k-$172k/yr OnsiteFull Time
2+ YOEActive DOE Q-level clearance, 2+ years related experience or equivalent, experience with CentOS/Oracle Linux/Windows, ability to work 24/7/365 and be on-call, willingness to obtain CompTIA Security+.
CentOS 8, Oracle Linux 8+, Windows Server 2019, Windows 10, VMWare, Ansible, Splunk, Solarwinds
1d
Save
Mark Applied
Hide
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
1w
Save
Mark Applied
Hide
IT Automation & Support Specialist
San Ramon or New York City or Reno
$104k-$131k/yr HybridFull Time
3+ YOE3–5 years IT operations or system administration experience; building automations; scripting in Python or Bash; hands-on Okta, Jamf, Google Workspace, and Atlassian experience; Mac fleet management; hybrid in-office support.
Okta Workflows, Jira Automation, Atlassian Rovo, Python, Bash, Jamf, Google Workspace, Atlassian, Claude, ChatGPT, Copilot