189 security administrator jobs at 126 companies in San Leandro, CA
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Senior Security Administrator
Sunnyvale, California, United States
$100k-$140k/yr OnsiteFull Time
5+ YOE5+ years IT security experience. Hands-on with endpoint, firewall, SIEM, vulnerability management, MFA, Active Directory, VPN, and email security. Audit and incident response experience required.
SIEM, EDR, Cisco FirePower, McAfee Endpoint/DLP, SecureWorks Redcloak, IMAP/ITAP SIEM, OpenDNS, Cisco Umbrella, Imperva WAF/DDoS, ManageEngine PAM, Nessus, Microsoft Entra ID, Active Directory, Proofpoint, VPN, DLP, NIST CSF, CIS Controls, ISO 27001
4d
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Network & Security Administrator
South San Francisco or Watsonville or Aptos
$125k-$140k/yr OnsiteFull Time
5+ YOERequires 5+ years in network administration or IT infrastructure, UniFi networking, WAN, wireless and wired networks, core protocols, MDM/UEM, Google Workspace, documentation, troubleshooting, and security fundamentals.
Ubiquiti UniFi, UniFi Network, UniFi Access, UniFi Protect, Hexnode UEM, Google Workspace, KnowBe4, Notion, Jira, Slack, Python, Bash, Zapier, TCP/IP, DHCP, DNS, VLAN, VPN, SOC 2
1w
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IT & Security Administrator
San Francisco or Cambridge
OnsiteFull Time
3+ YOE3+ years IT systems/endpoint administration experience; macOS, Windows, Linux support; identity and access management; MDM and endpoint tooling; networking and hardware troubleshooting; support SOC 2/ISO/ITAR compliance.
Google Workspace, Rippling, SentinelOne, Vanta, Kandji, Jamf, Iru, Docker, GitHub, OPNsense, UniFi, Tailscale, Slack, Zoom, Neat, AWS, MDM
1mo
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Network Security Administrator
San Francisco, California, United States
RemoteFull Time
3+ YOE3+ years in network services or security; knowledge of firewalls, VPN, DDI, NAC, CASB, SASE, IDS/IPS, network protocols, Cisco; experience with Datadog, Panorama, or Firemon; ITIL familiarity; relevant certifications preferred.
Firewalls, DDI (DNS, DHCP and IP Address Management), VPN, Network Access Control, Web Filtering, CASB, SASE, Intrusion Detection/Prevention, Network Packet Broker, Network Traffic Visibility, Datadog, Panorama, Firemon, Cisco Routing and Switching, Juniper Routing and Switching, VMware, Hyper-V, Python, PowerShell, AWS, Azure, Google Cloud Platform, ITIL
1mo
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Network Security Administrator
San Francisco, California, United States
$91k-$145k/yr OnsiteFull Time
3+ YOE3-5 years network/security experience; knowledge of firewalls, IDS/IPS, VPN, DDI, NAC, Web Filtering, CASB, SASE, Cisco routing/switching; familiarity with Datadog, Panorama, Firemon, ITIL; ability to diagnose and resolve complex network issues.
Datadog, Panorama, Firemon, VMware, Hyper-V, AWS, Azure, Google Cloud Platform, Python, PowerShell
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
1mo
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Epic Security Administrator (Hybrid/Remote)
Fairfield or Washington or Ohio or Wyoming or North Dakota or Puerto Rico or Virgin Islands, U.S. or United States
$64-$79/hr RemoteFull Time
3+ YOEBachelor's degree (or 8 years equivalent), Epic Security Certification (or within 6 months), 3+ years Epic security or IAM experience, experience with Epic Hyperspace/UserWeb/Chronicles/Master File Maintenance, knowledge of HITRUST or NIST.
Epic Hyperspace, UserWeb, Chronicles, Master File Maintenance, Epic SPHINX, HITRUST, NIST
2w
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ServiceNow Platform and Security Administrator
Santa Clara, California, United States
$154k-$212k/yr OnsiteFull Time
10+ YOE10+ years ServiceNow administration experience managing platform security, ACLs, integrations, upgrades, compliance (SOX/GDPR/HIPAA), incident response, and vulnerability remediation.
ServiceNow, LDAP, SAML, MID Server, REST, SOAP, Instance Scan, Health Log Analytics
1mo
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Branch Administrator
Cupertino, California, United States
$34k-$90k/yr OnsiteFull Time
Provide administrative support for branch operations including expense management, events coordination, HR onboarding tasks, office administration, and liaison with internal partners; strong Microsoft Office skills and communication required; willingness to obtain securities registrations.
Microsoft Office, Rapid Notification System
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
2w
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ServiceNow Platform and Security Administrator
Santa Clara, California, United States
$154k-$212k/yr OnsiteFull Time
10+ YOE10+ years experience administering and securing ServiceNow instances including access controls, ACLs, integrations, upgrades, compliance (SOX/GDPR/HIPAA), and incident response.
ServiceNow, Instance Scan, Health Log Analytics, LDAP, SAML, MID Server, REST, SOAP
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
1w
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Security Assistant
San Francisco, California, United States
$63k-$82k/yr OnsiteFull Time
1+ YOEOne year of specialized experience equivalent to GS-6 in personnel security, background investigations, data tracking, database processing, reports, audits, and personal identification card administration; U.S. citizenship required.
Electronic Questionnaires for Investigations Processing (e-QIP), VA-CABS, VA PIV Portal, PIV, Office of Personnel Management (OPM), FBI
1w
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Security Assistant
Petaluma, California, United States
$63k-$82k/yr OnsiteFull Time
1+ YOEOne year of specialized experience equivalent to GS-6 involving identification card issuance, personnel security, background investigations, fingerprinting, records checks, security logs, incident reports, and counseling.
Defense Enrollment Eligibility Reporting System (DEERS), Real-Time Automated Personnel Identification System (RAPIDS), Electronic Questionnaires for Investigation Processing (E-QIP), USA Hire, E-Verify
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
3w
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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
1mo
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Senior Database Administrator
Mountain View, California, United States
$150k-$170k/yr OnsiteFull Time
7+ YOE7+ years PostgreSQL DBA experience, strong PostgreSQL internals, replication, HA, backups, cloud PostgreSQL, Linux administration, scripting (Bash/Python), security and compliance knowledge.
PostgreSQL, PgBouncer, Pgpool-II, pg_dump, pg_basebackup, pgBackRest, Barman, Patroni, repmgr, PgBouncer, Pgpool-II, Bash, Python, AWS RDS, Aurora PostgreSQL, GCP Cloud SQL, Azure Database for PostgreSQL, Linux, Terraform, Jenkins, GitActions, Flyway, Liquibase, Alembic, Docker, Kubernetes, Datadog, Prometheus, Grafana, pganalyze, pg_stat_statements, Ansible, MySQL, MongoDB, Redis
5d
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Security Engineer
Birmingham or Minneapolis or San Francisco
$65k-$110k/yr HybridFull Time
3+ YOERequires 3+ years of network or endpoint security architecture experience, IT administration experience, macOS security expertise, automation skills, security tooling knowledge, and a bachelor's degree or equivalent experience.
macOS, Python, JavaScript, Go, Bash, SIEM, NIST Cybersecurity Framework (NIST CSF), PCI, SOC 2, HIPAA
1mo
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Senior Database Administrator
Mountain View, California, United States
$150k-$170k/yr RemoteFull Time
7+ YOE7+ years PostgreSQL DBA experience, Bachelor's or equivalent, expertise in replication, backups, HA, performance tuning, Linux administration, scripting (Bash/Python), cloud PostgreSQL, security, and on-call support.
PostgreSQL, PostGIS, pg_partman, Citus, pgvector, PgBouncer, Pgpool-II, pg_dump, pg_basebackup, pgBackRest, Barman, Patroni, repmgr, Linux, Bash, Python, Terraform, Jenkins, GitActions, AWS RDS, Aurora PostgreSQL, GCP Cloud SQL, Azure Database for PostgreSQL, Docker, Kubernetes, Datadog, Prometheus, Grafana, pganalyze, pg_stat_statements, Flyway, Liquibase, Alembic, Ansible, MySQL, MongoDB, Redis
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
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