40 application security engineer jobs at 25 companies in Castaic, CA
5d
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Senior / Staff Application Security Engineer
Boston or New York City or Los Angeles or San Francisco
$230k-$330k/yr OnsiteFull Time
6+ YOE6+ years in security engineering with hands-on application security, secure SDLC tooling, AWS experience, ability to write production code and threat-model AI/LLM surfaces.
AWS, SAST, DAST
2mo
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Senior Application Security Engineer
New York or Los Angeles or San Francisco
$165k-$190k/yr HybridFull Time
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
1mo
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Senior Application Security Engineer
Seattle or Los Angeles or San Francisco or California or Colorado or Connecticut or Delaware or Hawaii or Illinois or Maine or Maryland or Massachusetts or Minnesota or Nevada or New Jersey or New York or Rhode Island or Virginia or Washington or Washington DC or United States
$141k-$259k/yr OnsiteFull Time
4+ YOE4+ years in application security or related field; experience shipping security tooling and automation; expert threat modeling, security design review, and manual code review; fluent reading/writing code in Java, Kotlin, C#, or Python; cloud-native and LLM/AI security knowledge.
Java, Kotlin, C#, Python, SAST, SCA, DAST, secrets scanning, GitHub Advanced Security, JFrog Artifactory, AWS, GCP, Azure, Kubernetes, LLM
2w
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Sr Application Security Engineer
Bellevue or Ventura
$114k-$208k/yr OnsiteFull Time
6+ YOE6+ years application security experience, software development skills (C#, Java, Python, Go, JavaScript), SAST/DAST/SCA and CI/CD integration, Kubernetes and cloud security, threat modeling, vulnerability management, and AI/ML security experience.
C#, Java, JavaScript, Python, Go, SAST, DAST, SCA, secrets management, GitHub Actions, GitLab, Jenkins, ArgoCD, STRIDE, PASTA, Kubernetes, Docker, Helm, Istio, AWS, GCP, Azure, LLM
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
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
1mo
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Security Engineer
San Francisco or Palo Alto or Toronto or Los Angeles
OnsiteFull Time
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
2w
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Lead Application Security - DevSecOps & AI-Driven Software Assurance
Dallas or San Marino
$120k-$180k/yr OnsiteFull Time
Proven application security/DevSecOps experience with SAST/DAST, GitHub Advanced Security, third-party software analysis or binary/reverse engineering, threat intelligence integration, secure SDLC, and penetration testing coordination; US work authorization required.
GitHub, GitHub Advanced Security, GitHub Workflows, CodeQL, Dependabot, OWASP ZAP, WAF
1mo
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Security Engineer, Level 4
Los Angeles or Palo Alto or Bellevue or Santa Monica
$133k-$235k/yr OnsiteFull Time
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
3w
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Senior Product Security Engineer
Beverly Hills, California, United States
$160k-$200k/yr OnsiteFull Time
5+ YOE5+ years security engineering experience; expertise in application/cloud security, threat modeling, secure SDLC, CI/CD security, and stakeholder communication.
AWS, Azure, GCP, SAST, DAST, SCA, secrets scanning, WAF, Terraform, GitHub Actions, Kubernetes, OAuth, OIDC, SSO
1w
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Software Engineer 3, Security
Agoura Hills, California, United States
$89k-$136k/yr HybridFull Time
3+ YOE3+ years software or infrastructure engineering with application/infrastructure security experience; ability to read code and infra, AWS/Kubernetes fluency, familiarity with Veracode and Wiz, CI/CD security integration.
Wiz, Veracode, Jira, AWS, Kubernetes, Terraform, GitLab CI/CD, ArgoCD, SAST/DAST, Python, Go, Java, Scala, Kotlin
1w
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Software Engineer 3, Security
Agoura Hills, California, United States
$89k-$136k/yr HybridFull Time
3+ YOE3+ years software/infrastructure engineering with hands-on application or infrastructure security, ability to read code/config, AWS/Kubernetes fluency, and strong communication skills.
Wiz, Veracode, SAST/DAST, Jira, AWS, Kubernetes, Terraform, GitLab CI/CD, ArgoCD, Python, Go, Java, Scala, Kotlin
1mo
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Cybersecurity Engineer, Product Security
Los Angeles or San Francisco or Washington or San Diego or Seattle or London
$110k-$190k/yr OnsiteFull Time
5+ YOE5+ years in product/application security; lead threat modeling, risk assessments, secure architecture, RMF/NIST/CMMC/DFARS knowledge; U.S. citizen eligible for government facilities; able to obtain security clearances.
RMF, NIST 800-53, NIST 800-171, CMMC, DFARS, eMASS, ITAR, EAR, Python, PowerShell, Bash, Microsoft GCC High, DevSecOps, TPM, BIOS/UEFI
1mo
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Senior Security Engineer - Software Engineer
Seattle or Burbank or Orlando
$123k-$182k/yr HybridFull Time
5+ YOE5+ years experience scripting (Python, Bash, PowerShell); experience with OpenSearch/PostgreSQL, IaC (CloudFormation, Terraform, ARM, Google Deployment Manager); Unix/Linux and application security; production software deployment and troubleshooting distributed systems; bachelor's degree or equivalent.
Python, Bash, PowerShell, OpenSearch, PostgreSQL, CloudFormation, Terraform, Azure Resource Manager, Google Deployment Manager, Unix/Linux, GitLab, Jenkins, Kubernetes, Docker, Prometheus, Grafana, ELK stack, YAML, JSON, SOC2, ISO 27001, NIST
1w
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APPLICATION ARCHITECT L1(CONTRACT)
Mason or Woodland Hills
$80k-$158k/yr OnsiteContract
8+ YOE8+ years experience designing and deploying scalable, secure GenAI/AI·ML solutions with Azure, vector embeddings, prompt engineering, Agentic Layer A2A and MCP Protocol expertise, strong Python skills, and healthcare domain compliance knowledge.
Agentic Layer A2A, MCP Protocol, Python, Java, Go, Azure Cloud, Azure AI Search, Redis, Cosmos DB, Blob Storage, Iceberg, Azure Functions, Azure Container Apps
3d
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Propulsion Engineer
El Segundo, California, United States
HybridFull Time
Master's degree in engineering, physics, or related technical field; at least one year of applicable experience; propulsion systems expertise; ability to obtain security clearance; U.S. citizenship required.
2d
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Space Vehicle and Payload Engineer
El Segundo, California, United States
$160k-$200k/yr OnsiteFull Time
10+ YOEMaster’s degree in aerospace engineering or engineering and 10+ years’ applicable experience, with satellite constellation operations, payload, sustainment, and security background investigation experience.
1mo
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Senior Software Systems Engineer
Los Angeles or Boston or Colorado Springs
$156k-$244k/yr RemoteFull Time
10+ YOEBachelor's in CS/Engineering,10+ years systems engineering experience,proficiency in Python/C++/Java/JavaScript,OS and networking knowledge,EMR? (not applicable),requirements tools experience,ability to obtain U.S. security clearance.
Python, C++, Java, JavaScript, Linux, Windows Server, TCP/IP, DNS, MS Excel, DOORS, Large Language Models, AWS, Azure, GCP, Ansible, Docker, Kubernetes, MBSE, SysML
4d
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Software Engineer Developer – Millennium Space Systems
El Segundo, California, United States
$172k-$253k/yr OnsiteFull Time
3+ YOERequires 3+ years of JIRA, Atlassian, and web application administration; Python, Java, SQL, JSON, and Groovy programming; U.S. citizenship and an active or obtainable U.S. security clearance.
JIRA, Atlassian, Python, Java, SQL, JSON, Groovy, GitLab, Confluence, Linux, Apache
4d
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Software Engineer Developer – Millennium Space Systems
El Segundo, California, United States
$172k-$253k/yr OnsiteFull Time
3+ YOERequires 3+ years of JIRA, Atlassian, and web application administration; Python, Java, SQL, JSON, and Groovy programming; modern web administration; U.S. citizenship and an active or obtainable U.S. security clearance.
JIRA, Atlassian, Python, Java, SQL, JSON, Groovy, GitLab, Confluence, Linux, Apache
1mo
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Cloud Product Cybersecurity Engineer
Northridge, California, United States
$150k-$256k/yr OnsiteFull Time
7+ YOEBachelor's degree plus 7+ years (or advanced degree plus 5+ years) in cybersecurity engineering; experience with secure SDLC, threat modeling, vulnerability management, cloud product security, medical device cybersecurity and applicable standards (FDA guidance, ISO 27001, NIST).
CNAPP, Amazon Machine Images (AMIs), EDR, Kubernetes, ECS, DevSecOps, CVE, NVD, ICS-CERT, SAST, DAST, fuzzing, SBOM, HL7, FHIR, DICOM, C/C++, Python, Java, TLS, VPN
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