72 security administrator jobs at 47 companies in Isleton, CA
2w
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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
1mo
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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
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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
4d
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DSUS Site Administrator
Sacramento, California, United States
OnsiteFull Time
3+ YOE3+ years office experience or Associates degree; experience with A/P, payroll, invoicing, HR processes, Microsoft Office; ability to obtain airport security badge and maintain valid driver’s license.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, E-Mail
3mo
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System Administrator
Modesto, California, United States
$95k-$120k/yr OnsiteFull Time
Stanislaus Food Products: Produces premium tomato products and olive oils for restaurants.
4+ YOE4+ years in systems or network administration; Windows/Linux/VMware; AD/Azure; Office 365; strong networking and security; ability to lead IT projects.
Windows Server, Linux, VMware, Active Directory, Azure Active Directory, Microsoft 365, Intune, Office 365, SharePoint, Teams, InTune, Jamf, MFA
2mo
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Network Administrator
Fairfield, California, United States
OnsiteFull Time
5+ YOE5 years recent network administrator experience; Bachelor's degree in computer science or information systems; strong TCP/IP, routing, switching, VPN, security, and vendor management skills.
Cisco Routers, LAN/MAN switches, VoIP, SAN switching, VMware, PRTG, SolarWinds, NetFlow, Wireshark
2w
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Systems Administrator
San Leandro, California, United States
OnsiteFull Time
5+ YOE5+ years systems administration in multi-site production environments; Windows Server, AD, DNS, DHCP, VMware, NetApp, Veeam, Microsoft 365 experience; strong networking and security skills.
Windows Server, Active Directory, Group Policy, DNS, DHCP, VMware vSphere/ESXi, NetApp, Veeam, Prinect, PACE, VeraCore, Microsoft 365, Microsoft Exchange Online, Microsoft Teams, Microsoft Intune, Microsoft Entra ID, IPsec, PowerShell, Python, Bash, AWS, Azure, Google Cloud
5d
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System Administrator 1
Sacramento, California, United States
$60k-$180k/yr OnsiteFull Time
0+ YOEActive TS/SCI clearance, IAT Level II (e.g., Security+), system administration experience, Windows patching and networking knowledge, flexible shift availability, bachelor's degree or equivalent experience.
Windows, Microsoft Excel, Microsoft Word, Microsoft Visio, Microsoft PowerPoint
2mo
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Test Center Administrator/ Proctor
Walnut Creek, California, United States
$17/hr OnsitePart Time
High school diploma; customer-facing experience preferred; familiarity with exam environments; MS Office skills; ability to stand/walk ~40%; strong commitment to exam security.
Microsoft Office
1mo
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Technology Systems Administrator
Pittsburg, California, United States
$65k-$80k/yr OnsiteFull Time
Hands-on administration of endpoints, Microsoft 365, Active Directory/Entra, device deployments, MDM, ticketing, security tools, vendor management, and desktop/AV support.
AssetPanda, WDS, Microsoft Deployment Toolkit, ESET, Meraki MDM, RingCentral, Zendesk, Splashtop Business, Microsoft 365, Office Apps, Microsoft Outlook, Microsoft OneDrive, Microsoft SharePoint, Microsoft Teams, Microsoft Defender, Active Directory, Microsoft Entra, Group Policy, SwipedOn, Bay Alarm, Yodeck, KnowBe4, Rhombus, DNS, RDP
5d
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Security Engineer
Fair Oaks, California, United States
$35-$50/hr HybridFull Time
3+ YOE3+ years IT security or systems administration experience; strong Microsoft 365/Entra ID and Active Directory knowledge; hands-on security tooling and vulnerability management; troubleshooting and client communication skills.
Microsoft 365, Entra ID (Azure AD), Active Directory, PowerShell, Graph API, SIEM, Microsoft Defender, Huntress, Duo
1mo
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Information Security Engineer
Folsom or Phoenix
$89k-$175k/yr HybridFull Time
5+ YOEBachelor's in a computing field, 5+ years in information security operations or vulnerability management, experience with offensive security, Windows/Linux administration, cloud security, scripting, and strong communication.
Windows, PowerShell, Active Directory, EntraID (Azure Active Directory), Linux, Python, C#, Ruby, JavaScript, BASH, Go, Azure, GCP, AWS, DevOps, CI/CD, Kubernetes (K8s), TCP/IP
3mo
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Development Database Administrator
Folsom, California, United States
$100k-$130k/yr HybridFull Time
5+ YOEProficient with PostgreSQL, Timescale, MS SQL Server; ETL (Azure Data Factory); Azure cloud DB; SQL; database security; data integrity; partitioning; strong communication; US work authorization (no visa sponsorship).
PostgreSQL, Timescale, Microsoft SQL Server, Azure Data Factory, Azure SQL Database
5d
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Systems & Network Administrator
Travis AFB, California, United States
$72k-$77k/yr OnsiteFull Time
5+ YOE5+ years supporting Air Force Medical Information Systems/DHA, Security+ required, proficiency with Windows Server, Microsoft System Center Configuration Manager (MECM/SCCM), and Cisco switch configuration; strong communication skills.
Windows Server, Microsoft System Center Configuration Manager (MECM/SCCM), Cisco
3mo
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Government Contracts Administrator
Rancho Cordova, California, United States
$78k-$104k/yr OnsiteFull Time
6+ YOE6–8 years in government and commercial contracts; knowledge of FAR/DFAR and government pricing; strong negotiation, analytical, and communication skills; ERP experience (MAPICS preferred); NCMA certification preferred; U.S. citizen with ability to obtain/maintain security clearance.
ERP (MAPICS), FAR, DFAR
1mo
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SQL Database Administrator (Top Secret Clearance Required)
Dayton or Columbus or Tracy or New Cumberland or Richmond or Battle Creek or Philadelphia
OnsiteFull Time
5+ YOE5+ years working with Oracle SQL, PL/SQL, and relational databases; hands-on RDBMS administration (Oracle, Microsoft SQL Server, IBM DB2); US citizenship and Top Secret clearance (or Secret with completed Top Secret investigation); DoD 8570 IAT Level II (Security+ CE or higher); relevant computing environment certifications.
Oracle, Oracle SQL, PL/SQL, Microsoft SQL Server, IBM DB2, SQL, JCL
1mo
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Senior System Administrator (Endpoint & SaaS)
Folsom, California, United States
$115k-$130k/yr HybridFull Time
4+ YOE4+ years IT experience managing and supporting infrastructure; strong knowledge of Linux, Windows, MacOS; experience with Intune, JAMF, Ansible, virtualization/containers, Terraform; security, storage, and DR knowledge; able to work on-site as needed.
Linux, Microsoft Windows, MacOS, Microsoft Intune, JAMF, Ansible, VMware, Proxmox, Kubernetes, Docker, Terraform
2mo
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Cloud Services Administrator 1
Folsom or Denver or Englewood or Minneapolis or St. Paul or Pennington or Woodcliff Lake or Olympia
OnsiteFull Time
1+ YOEAssociate’s degree or equivalent experience; 1+ year IT/cloud ops experience; basic cloud concepts; ITSM familiarity; security basics; ability to learn multiple cloud platforms.
Azure, AWS, GCP, OCI, PowerShell, Bash, Python, Terraform, Microsoft Entra ID, Azure AD, Okta
2mo
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Test Center Administrator/ Proctor
Walnut Creek, California, United States
$17/hr OnsitePart Time
High school diploma or equivalent; ability to stand/walk ~40% of shift; customer-facing or invigilation experience advantageous; proficiency with Microsoft Office; must pass extensive background screening and maintain exam security.
Microsoft Office
2mo
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Cloud Services Administrator 1
Omaha or Saint Louis Park or Denver or Englewood or Orlando or Kansas City or Albuquerque or Portland or Salem or Pittsburgh or Austin or Dallas or Fort Worth or San Antonio or Vienna or Olympia or Columbia or St. Paul or Harrisburg or Pennington or Woodcliff Lake or Phoenix or Folsom
OnsiteFull Time
1+ YOEAssociate's degree or equivalent, 1+ year IT infrastructure/systems/cloud experience, basic cloud concepts, ITSM familiarity, foundational security knowledge, ability to learn Azure/AWS/GCP/OCI; on-call participation required.
Azure, AWS, GCP, OCI, PowerShell, Bash, Python, Terraform, Microsoft Entra ID, Microsoft Azure AD, Okta, Snowflake
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