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955 security engineer jobs at 289 companies in Mission Viejo, CA

1mo
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Senior Security Engineer
Boston or Chicago or Los Angeles or New York or San Francisco or Toronto or Vancouver or Vancouver
$145k-$175k/yr RemoteFull Time
Later
Later: Provides software for social media scheduling and influencer marketing.
5+ YOE5+ years security engineering experience; strong application, cloud, and infrastructure security; SOC 2 and compliance experience; vulnerability management, IaC and CI/CD security; strong communication and software engineering skills.
OWASP, NIST, CIS Controls, SOC 2, ISO 27001, AWS Security Hub, Azure Security Center, GCP Security Command Center, SIEM, SOAR, Terraform, CloudFormation, C#, CI/CD
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1mo
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Security Engineer
Los Angeles, California, United States
OnsiteFull Time
LENS
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.
GCP, AWS, Azure, KMS, OWASP ZAP, OX suites, SIEM, Splunk, GSO
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1w
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Lead Security Engineer
Boston or New York City or Los Angeles or San Francisco
$275k-$395k/yr OnsiteFull Time
Suno
Suno: AI platform for creating full songs from text prompts.
10+ YOE10+ years security engineering experience with deep expertise in AppSec, cloud/infrastructure security, or incident response; experience building security capabilities, mentoring teams, and participating in on-call incident response.
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2mo
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Security Engineer
Cape Canaveral or Hawthorne
OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
2+ YOEBachelor's in CS or STEM or 2+ years security software development; Python, Go, C#, C/C++, or Rust; security solutions for large-scale infrastructure.
Python, Go, C#, C/C++, Rust, Linux, Windows, macOS, PKI, SAML, OIDC, OAuth, TPMs, HSMs, HTTP, REST, Web application firewalls
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1mo
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Security Engineer, Level 4
Los Angeles or Palo Alto or Bellevue or Santa Monica
$157k-$235k/yr OnsiteFull Time
Snap
SnapNYSE: SNAP: Provides visual messaging software and augmented reality wearable devices.
2+ YOE2+ years security-related experience post-Bachelor’s (or equivalent), strong security engineering background, proficiency with programming (Python/Go/Java), security tooling, AI tools, and excellent communication and analytical skills.
Python, Go, Java, SIEM, EDR, AI tools
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3w
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Security Engineer, Full Stack
Los Angeles or Seattle
$160k-$230k/yr OnsiteFull Time
Hadrian
Hadrian: Building autonomous factories for aerospace and defense manufacturing.
4+ YOE4+ years security or infrastructure engineering experience, hands-on security ownership, coding in Go or Python, cloud (AWS/GCP) and Kubernetes experience, identity and compliance knowledge, familiarity with agentic systems.
Go, Python, AWS, GCP, Kubernetes
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1mo
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Security Engineer
San Francisco or Palo Alto or Toronto or Los Angeles
OnsiteFull Time
HeyGen
HeyGen: Generate professional AI videos using digital avatars and voices.
Hands-on Python and AWS experience, cloud and application security, vulnerability management, IAM and secrets management, familiarity with SOC 2/ISO 27001, strong communication and threat modeling skills.
Python, AWS, Drata, Infisical, Bugcrowd, SOC 2, ISO 27001
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3w
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Senior Security Engineer, AI Enablement
Austin or Chicago or Houston or Los Angeles or New York or San Francisco or Seattle
$200k-$225k/yr RemoteFull Time
JLL
JLLNYSE: JLL: Global commercial real estate and investment management services.
6+ YOE6+ years security engineering, embedded product security within engineering teams, strong software engineering, experience with agentic AI architectures and identity/access (OAuth/OIDC), and excellent cross-functional communication.
Claude Agent SDK, MCP, OAuth, OIDC, SPIFFE, SPIRE, OWASP LLM Top 10, MITRE ATLAS
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2mo
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Security Engineer
Los Angeles, California, United States
$100k-$180k/yr OnsiteFull Time
General Matter
General Matter: Produces enriched uranium and nuclear fuel for power generation.
5+ YOE5+ years in cybersecurity; production security controls; regulatory environments; cloud, network, IAM, monitoring; cross-functional collaboration.
Cloud Security, Network Security, Endpoint Security, IAM, Monitoring, Vulnerability Management, Security Automation, DevSecOps, Infrastructure as Code Security
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5d
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Senior Hardware Security Engineer
El Segundo, California, United States
$166k-$250k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
10+ YOEBachelor’s degree in engineering, computer science, or STEM; 10+ years of relevant experience for senior level; FPGA, embedded systems, hardware security, HDL, coding, DoD policy, and security clearance eligibility required.
FPGA, VHDL, Verilog, SystemVerilog, AMD Xilinx, Microchip, Intel Altera, Xilinx Zynq, Microblaze, ARM, Altera NIOS, C, C++, Python, Perl, Shell, Jira, Microsoft Project
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2mo
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Senior Product Security Engineer
Huntington Beach, California, United States
$150k-$175k/yr OnsiteFull Time
Mach Industries
Mach Industries: Designs and manufactures autonomous unmanned aerial vehicles for defense.
5+ YOE5+ years in product/application/security engineering; programming in Python, C/C++, Rust, or Go; experience with embedded systems, Linux, APIs, CI/CD, and security frameworks (NIST); eligible for U.S. Secret clearance.
Python, C/C++, Rust, Go, Linux, CI/CD, NIST, Terraform, FPGA, GPU
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2w
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Staff Cyber Security Engineer
Carlsbad or Tempe
$141k-$222k/yr OnsiteFull Time
Viasat
ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.
5+ YOEUS citizenship,5+ years security experience,5+ years engineering/software development,BS in CS/CE or equivalent,strong AWS and GCP cloud security experience,knowledge of encryption,IAM,network segmentation,Terraform.
Azure, AWS, GCP, Terraform, Python, Java, GitHub, Security Hub, GuardDuty, Inspector, Google Security Command Center Enterprise, Google SecOps
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4w
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Product Security Engineer
Los Angeles or Jacksonville
$154k-$210k/yr HybridFull Time
Opto-Knowledge Systems
Opto-Knowledge Systems: Develops advanced sensing, imaging, and AI for defense.
7+ YOE7+ years product/embedded security experience, threat modeling, vulnerability management, secure boot/key management, DoD clearance eligibility, and strong written/verbal skills.
HSMs, KMS, UEFI Secure Boot, ARM TrustZone, CI/CD, DoDI 5200.39, CMMC, RMF, IEC 62443, NIST SP 800-193, NIST SP 800-147
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1mo
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Security Engineer, Level 4
Los Angeles or Palo Alto or Bellevue or Santa Monica
$133k-$235k/yr OnsiteFull Time
Snap
SnapNYSE: SNAP: Develops social media applications and augmented reality technology.
2+ YOEBachelor’s degree or equivalent, 2+ years security-related experience, expertise in infrastructure/application/cloud security domains, programming (Python/Go/Java), experience with vulnerability scanners, SIEM, EDR, and strong communication and problem-solving skills.
AI tools, vulnerability scanners, SIEM, EDR, cloud security frameworks, Python, Go, Java
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1w
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Senior Security Engineer
Los Angeles or Chicago or New York City
$145k-$170k/yr RemoteFull Time
Wpromote
Wpromote: Digital marketing agency specializing in data-driven performance media.
5+ YOERequires 5+ years of security engineering experience, 4+ years of cloud security engineering, detection engineering, IAM, incident response, endpoint security, vulnerability management, automation, and infrastructure-as-code experience.
Google Workspace, GCP, Cloud IAM, SAML SSO, SCIM, OAuth, Terraform, SIEM, CrowdStrike Falcon, Python, Bash, Microsoft Excel
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3w
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Senior Systems & Security Engineer
Brea, California, United States
$112k-$127k/yr HybridFull Time
RAVE Aerospace
RAVE Aerospace: Developing in-flight entertainment and connectivity systems for airlines.
6+ YOEBachelor's in Engineering or equivalent,6+ years systems engineering,knowledge of DO-326A/ED-202A/ISO 27000/ARINC 811,threat modeling,secure coding (C/C++ or Golang),cloud (AWS, Azure),EDR,SIEM,vulnerability management.
DO-326A/ED-202A, ISO 27000, ARINC 811, C/C++, Golang, AWS, Azure, EDR, SIEM, Kali Linux, nmap, Burp Suite, Nessus, OpenVAS, Android, Linux
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2mo
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Product Security Engineer
Irvine, California, United States
$106k-$169k/yr OnsiteFull Time
BD
BDNYSE: BDX: Manufactures medical devices, surgical instruments, and pharmacy automation systems.
3+ YOEBachelor's in cybersecurity/computer science or related; 3+ years in product security/product or software development or QA; experience with static code analysis and vulnerability scanning; foundational cryptography and PKI; knowledge of threat modeling and medical-device security.
Black Duck, Coverity, Veracode, Nessus, Snyk, Metasploit, SBOM, TLS, mTLS, HL7, FHIR, Bluetooth LE, STRIDE, PASTA, NIST, OWASP, PKI
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3mo
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Senior Physical Security Systems Engineer
San Dimas, California, United States
$130k-$160k/yr OnsiteFull Time
In-N-Out Burger
In-N-Out Burger: Family-owned fast-food chain serving fresh, made-to-order hamburgers.
5+ YOELead design and implementation of enterprise physical security systems; 5+ years in security engineering; IP-based security, network, Windows server, and data management; project leadership.
Genetec, Lenel, Milestone, Python, CAD, Revit, BIM, Windows Server, IP-based security systems, Video management platforms, Access control systems
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1w
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Senior Security Engineer
Austin or Boston or Charleston or Charlotte or Chicago or Dallas or Durham or Harrisburg or Houston or Irvine or Kansas City or Los Angeles or Miami or Nashville or New York or Newark or Palo Alto or Pittsburgh or Portland or Raleigh or San Francisco or Seattle or Washington or Wilmington
$112k-$209k/yr HybridFull Time
K&L Gates
K&L Gates: Global law firm providing comprehensive legal and regulatory counsel.
7+ YOE7+ years cybersecurity/security engineering experience; expertise in cloud and hybrid security, DevSecOps, detection engineering, automation, incident response; Bachelor\u0002s or equivalent; relevant certifications preferred.
PowerShell, Python, REST APIs, Microsoft Graph, Azure, Microsoft Defender, Sentinel, Entra ID, Purview, Splunk, CrowdStrike, SIEM, EDR/XDR, MITRE ATT&CK
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2mo
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Senior Application Security Engineer
New York or Los Angeles or San Francisco
$165k-$190k/yr HybridFull Time
Tatari
Tatari: A platform for buying and measuring TV advertising campaigns.
Production Python experience, significant hands-on application security experience, threat modeling, building security tooling/automation, familiarity with AWS and Kubernetes, and SAST/DAST/SCA/CI-CD integration.
Python, Java, Rust, AWS, Kubernetes, OWASP Top 10, API Security Top 10, ASVS, SPVS, AISVS, SAST, DAST, SCA, CI/CD
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