40 security operations engineer jobs at 31 companies in Fontana, CA
4w
Save
Mark Applied
Hide
4w
Security Engineer
Los Angeles, California, United States
OnsiteFull Time
LENS: AI-powered technology for real-time traffic accident prevention.
Design, implement, and operate end-to-end security for cloud-native platforms; lead FedRAMP/GovRAMP compliance; perform threat modeling, appsec, and incident response; partner with engineering teams.
SandiskNasdaq: SNDK: Designs and manufactures flash memory and data storage products.
6+ YOE6+ years in IT/InfoSec with 3+ years hands-on Microsoft Entra ID (Azure AD) experience; BA/BS in related field (or equivalent experience); familiarity with Duo MFA, Windows Hello, Intune, AD, PowerShell, Microsoft Graph; relevant certifications desirable.
Microsoft Entra ID (Azure AD), Microsoft Entra Connect (Azure AD Connect), Duo MFA, Windows Hello for Business, Microsoft Intune, PowerShell, Microsoft Graph, Python, Devo, SIEM
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
2+ YOEBachelor's in engineering, 2+ years (Engineer II) or 5+ years (Senior) of spacecraft/ground systems or operations experience, software development experience (Python/Ruby/C/C++), and active U.S. government security clearance with TS eligibility.
Cornerstone Concilium: Provides engineering and technology consulting for large-scale infrastructure projects.
8+ YOE8+ years designing and operating enterprise Microsoft 365 and Azure environments; expert M365/Azure, identity and security controls; PowerShell proficiency; experience with NIST/CIS frameworks.
Microsoft 365, Azure, Entra ID (Azure AD), Entra Connect, Conditional Access, PIM, Microsoft Defender for Cloud, Defender for Servers, Microsoft Sentinel, Azure Monitor, PowerShell, Microsoft Graph, Exchange Online, SharePoint Online, OneDrive, Teams, Active Directory, Windows Server, Microsoft Sentinel, Defender XDR, Purview, Intune, GitHub, Azure DevOps
Envista Security Operations & Engineering Lead (Brea, CA)
Brea, California, United States
$156k-$191k/yrOnsiteFull Time
EnvistaNYSE: NVST: Manufactures and sells a comprehensive range of dental products.
7+ YOE5+ Mgmt7+ years cybersecurity experience, 5+ years leading security operations or SOC teams; experience with SIEM, cloud security, incident response, detection engineering; bachelor’s or equivalent; strong executive communication.
Northwood Space: Manufacturing ground stations and providing satellite communication infrastructure.
5+ YOE5+ years SOC/incident response experience with SIEM, EDR, detection engineering, digital forensics, threat hunting, Python/PowerShell/Bash automation, and ability to obtain TS/SCI; U.S. citizen or lawful permanent resident required.
SiemensXETRA: SIE: Manufactures industrial automation, infrastructure, and energy technology systems.
10+ YOE10+ years operations experience in project-based or solutions engineering environments; financial acumen; partner with sales and PMO; valid driver's license and age 21+; legally authorized to work in the US.
University of California, Irvine: Public research university offering higher education and academic degrees.
2+ YOEBachelor's degree or equivalent training, 2–3 years of experience, Linux server administration and security experience, analytical and communication skills, and prior research experience.
Mounds View or Fort Worth or Fridley or Lafayette or Irvine or Memphis or Jacksonville or Boston
$134k-$202k/yrOnsiteFull Time
MedtronicNYSE: MDT: Developing and manufacturing medical technologies and therapies globally.
5+ Mgmt5+ years leadership; 10+ years technical security; experience in enterprise security, architecture, and operations; strong security governance and vendor management.
Security engineering, Cloud security, Security architecture, Governance and compliance
Renesas ElectronicsTokyo Stock Exchange: 6723: Designs and manufactures semiconductors for automotive and industrial systems.
7+ YOE7+ years in DevOps/SRE or infrastructure engineering, bachelor\u0002s in CS or equivalent, deep AWS and Kubernetes expertise, PostgreSQL operations, Terraform, Docker, GitHub Actions, strong security and systems-thinking skills.
Green DotNYSE: GDOT: Provides mobile banking and payment solutions to consumers and businesses.
5+ YOE5+ years systems engineering experience; expertise with Kubernetes, Linux, cloud operations (Azure preferred); automation with Git Ops, Ansible, Terraform, Claude AI; monitoring with Datadog/Prometheus; scripting in Python/Bash/PowerShell; security/compliance (PCI DSS, SOC 2); on-call participation.
Woodbridge or New York City or Atlanta or Boston or Chicago or Dallas or Delaware or Denver or Garden City or Cayman Islands or Greenwich or Houston or Los Angeles or Miami or Naples or Nevada or Palm Beach or San Diego or San Francisco or Seattle or Stuart or Washington
$160k-$200k/yrHybridFull Time
Bessemer Trust: Wealth management and family office services for affluent clients.
7+ YOE7+ years in DevOps/platform/cloud infrastructure engineering; strong AWS (IAM, CloudFormation, Lambda, API Gateway, VPC, CloudWatch, SSM, Secrets Manager, ECR); AWS CDK/CloudFormation/Terraform; CI/CD (Bitbucket/GitHub Actions, OIDC); container and datastore operations; security fundamentals.
El Segundo or Los Angeles or Hawthorne or San Francisco or San Diego or Seattle or Washington or London
$35-$58/hrOnsiteFull Time
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
3+ YOE3+ years supporting military/government/enterprise tech; strong hardware, software, and networking troubleshooting; ability to obtain or hold U.S. security clearance; proficiency with Microsoft Office and communication tools; willingness to travel ~50%.
Coherent Distributed Networks (CDN™), Microsoft Office, Slack, Microsoft Teams, Zoom
Anduril Industries: Defense technology building autonomous military hardware and software.
5+ YOEBachelors in engineering, 5+ years building and operating HIL/HITL/Iron Bird environments, experience with dSPACE/NI/Speedgoat, DAQ, CAN/Ethernet/Serial, safety with high-voltage systems, strong communication, eligible for security clearance.
Fire and Security Field Engineer Supervisor, West Region
Los Angeles, California, United States
$96k-$120k/yrOnsiteFull Time
Johnson ControlsNYSE: JCI: Provides integrated building technologies including HVAC, fire, and security systems.
3+ YOE3+ years operations/field services experience; supervisory experience preferred; strong planning, logistics, communication, and problem-solving skills; familiarity with field engineering and service workflows.
Director, Technical Lead Forward Deployed Engineer
Santa Clara or Irvine
OnsiteFull Time
KPMG: Global professional services network providing audit, tax, and advisory.
10+ YOE5+ Mgmt10+ years shipping production secure software systems with ML/AI and cloud experience; bachelor’s in science/engineering; 5+ years hands-on leadership; portfolio/GitHub; strong communication and problem-solving; travel may be required.
Claude Code, Lovable, Cursor, Azure, GCP, AWS, GitHub
Commure: AI-powered software platform for healthcare workflow and administrative automation.
8+ YOE8+ years software engineering experience designing and operating secure, scalable authentication/authorization and distributed backend systems; experience with Kubernetes and cloud-native infrastructure; strong technical leadership and mentorship.
Biola University: Private Christian university providing undergraduate and graduate degree programs.
2+ YOE2+ years systems engineering (3+ IT experience preferred). Expertise in Linux/Windows/macOS administration, cloud platforms (AWS, Azure), containerization (Kubernetes), GitOps, Ansible, identity and endpoint management, automation/IaC, security best practices, and use of AI for operational tasks.
Linux, Windows, macOS, iOS, Kubernetes, Google Workspace, Zoom, Microsoft 365, AWS, Azure, GitOps, Ansible, Entra ID, Intune, SCCM, Jamf
eJam: Builds and scales direct-to-consumer e-commerce brands.
Senior Python/GCP engineer to design and operate AI generation services, provider integrations, billing/usage metering, tenant security and platform reliability.