515 security engineer jobs at 142 companies in Poway, CA
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Saronic: Building autonomous surface vessels for maritime defense operations.
Experienced AI-focused security engineer who has shipped agents or LLM-based automations, builds secure backends and infrastructure, understands AI governance/DLP/monitoring, and can obtain U.S. security clearance.
LLMs, agentic loops, function calling, Infrastructure-as-Code, CI/CD, containers, APIs, data pipelines, MCP, evals
QualcommNASDAQ: QCOM: Designs and manufactures semiconductors and wireless telecommunications products.
5+ YOEBachelor's/Master's/PhD in Engineering/CS (with specified years) and 5+ years in software security; experience in binary analysis, incident response, secure code review, fuzzing, OS and embedded security.
HologicNASDAQ: HOLX: Develops medical technology for women's healthcare and diagnostics.
4+ YOEBachelor's or Master's degree in a technical field with 4–8 years in computer/network security, Windows/Linux, and software testing; CISSP or similar certifications preferred.
Windows, Linux, Network security tools, PACS, DICOM, HL7, EMR, EHR
Austin or Chicago or Dallas or Denver or Los Angeles or San Diego or San Francisco
$131k-$169k/yrHybridFull Time
Karbon: Practice management software for accounting firms.
4+ YOESenior Security Engineer with 4+ years in security or development; strong communication; cloud and AI experience; hands-on with security tooling and threat modelling.
SnapNYSE: SNAP: Develops social media applications and augmented reality technology.
5+ YOEBachelor's or equivalent experience, 5+ years software development (C, C++, Rust), 3+ years in embedded/Linux security, experience with applied cryptography, threat modeling, fuzzing, and secure platform design.
Firestorm Labs: Develops and manufactures low-cost 3D-printed unmanned aerial vehicles.
5+ YOEBachelor’s in CS/Engineering or equivalent; US citizenship; 5+ years security/cloud security experience; IAM/secrets; FedRAMP/ITAR; AWS/Azure with IaC.
5+ YOEBachelor's or equivalent, 5+ years writing production software (C, C++, Rust), 3+ years building security for Linux/embedded systems, applied cryptography and vulnerability assessment experience.
Kleinfelder: Professional engineering, design, and construction management services.
7+ YOE7+ years information security; 5+ years AD/Azure AD with MFA/SSO; 3+ years security operations and SDLC integration; 2+ years security initiatives leadership; Bachelor's degree or equivalent.
SIEM, Active Directory, Azure Active Directory, MFA, SSO, CI/CD, Azure DevOps, Git, Terraform, ARM, Bicep, APIM, Power Platform
CoStar GroupNASDAQ: CSGP: Global provider of commercial and residential real estate data.
8+ YOEBachelor's degree, 8+ years IT (5+ in cybersecurity), security certification (CISSP/CISM/GCIH/CEIH/SANS-GIAC), scripting (Perl/Python/PowerShell), Windows Server/Active Directory experience, incident response and MITRE ATT&CK familiarity.
Perl, Python, PowerShell, Windows Server 2012, Windows Server 2016, Windows Server 2019, Active Directory, Microsoft Defender, Microsoft Sentinel, Microsoft EOP, MITRE ATT&CK, CI/CD
Alphatec SpineNASDAQ: ATEC: Designs and manufactures surgical implants and instruments for spine surgery.
2+ YOE2+ years in information security/systems administration; experience with cloud security, identity, XDR, DLP, CSPM, SAML/OIDC/OAuth; strong analytical skills; bachelor's in CS/cybersecurity or equivalent.
San Diego or Irvine or Los Angeles or Centennial or Las Vegas or Edison
$150k-$180k/yrOnsiteFull Time
Axos FinancialNYSE: AX: Provides digital-first banking and diverse financial services to customers.
7+ YOE7+ years network security engineering experience with ZTNA and microsegmentation, strong networking fundamentals, familiarity with AI/ML agent development, bachelor's degree or equivalent experience, excellent communication skills.
El Segundo or Los Angeles or San Francisco or Washington or San Diego or Seattle or London
$110k-$190k/yrOnsiteFull Time
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
5+ YOE5+ years in cybersecurity/product/application security; experience with secure architecture, threat modeling, RMF/NIST/CMMC/DFARS, ATO/eMASS, cloud/endpoint/network/identity security; scripting (Python, PowerShell, Bash); U.S. citizenship and ability to obtain security clearances.
eMASS, Python, PowerShell, Bash, Microsoft GCC High
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
8+ YOEBachelor's in CS/CE or equivalent experience, 8+ years relevant experience (12+ without degree), Secret clearance required, Python and embedded/Linux experience, strong OOP and testing skills.
RevvityNYSE: RVTY: Sells laboratory equipment and diagnostic tests for healthcare research.
3+ YOEBachelor’s degree in Engineering with 3 years’ facilities/low-voltage/physical security experience; or High School/GED with 10 years relevant experience.
New York City or Austin or Boca Raton or Atlanta or San Francisco or Dallas or Nashville or Houston or San Jose or San Diego or Los Angeles or Boston or Washington or Miami or Chicago
$121k-$203k/yrHybridFull Time
McDermott Will & Schulte: Global law firm providing legal and transactional advisory services.
7+ YOE7+ years information security experience; experience with AI-assisted development tools/LLMs; knowledge of security risk frameworks, network and host-based controls, CI/CD and secure code; Microsoft Office proficiency; strong analytical and organizational skills.
AI-assisted development tools, LLMs, agentic AI, Microsoft Excel, Microsoft Outlook, Microsoft PowerPoint, Microsoft Word
MedImpact: Independent pharmacy benefit management and healthcare technology services provider.
8+ YOEBS/BA plus 8+ years experience (or equivalent), 4 years SME experience, strong knowledge of endpoint management, IAM, PKI, patching, EDR, IDS/IPS, compliance (HIPAA, HITRUST, SOC), OS administration, and security tools.