128 sr security software engineer jobs at 66 companies in Thousand Oaks, CA

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Sr. Software Engineer, Security (Starship)
Hawthorne, California, United States
$160k-$225k/yr OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
4+ YOEBachelor's in CS/engineering with 4+ years software dev experience; or 6+ years in lieu of degree; 4+ years in C++, Python, or Rust.
C++, Python, Rust, Security infrastructure, Cryptography, Headless hardware modules, Embedded systems
1w
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Sr. Engineer, Software Development
Birmingham or Los Angeles or San Francisco or New York City or Miami or Tampa or Blue Ash or Cincinnati
$121k-$173k/yr HybridFull Time
Green Dot
Green DotNYSE: GDOT: Provides mobile banking and payment solutions to consumers and businesses.
5+ YOE5+ years software engineering experience with secure API/microservice development, cloud (Azure) experience, observability, Git/DevOps, and fintech security/compliance knowledge.
C#, .NET, SQL, Azure, APIM, Azure SQL, Cosmos DB, Key Vault, Service Bus, Event Hubs, Datadog, Grafana, Git
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Senior Software Security Engineer, Onsite
El Segundo, California, United States
$96k-$182k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
5+ YOEU.S. citizen able to obtain/maintain DoD Secret clearance, Bachelor’s in STEM and 5+ years software experience, C/C++, embedded processors, embedded OS, EM security and verification skills.
C, C++, Xilinx UltaScale+ MPSoC, Versal, VxWorks, Embedded Linux, Petalinux, Yocto, Python, Perl, PCIe, GPIO, I2C, SATA, FPGA, ASIC
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Principal / Sr. Principal Software Engineer (C++ and TS Clearance)
Los Angeles, California, United States
$114k-$213k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
5+ YOEActive DoD Top Secret clearance (transferable), willingness to work onsite full-time, 5+ years software experience (Principal) or 8+ years (Sr Principal), proficiency in C/C++ and modern C++ standards, CI/CD and Git experience, ability to meet security screening.
C, C++, C++ 17, C++ 20, CI/CD, MLOps, Git, Docker, Kubernetes, Linux, CUDA, GPUs, DevSecOps, Agile, Scrum, Model-based Engineering
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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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Senior Software Engineer - Security - Elasticsearch
United States or Canada or Seattle or Los Angeles or San Francisco or New York City or Belarus or North America or Asia or Asia or Asia or Europe or Ukraine
$133k-$211k/yr RemoteFull Time
Elastic
ElasticNYSE: ESTC: Software platform for search, security, and observability.
Deep Java/JVM and concurrency knowledge; experience building scalable authorization and distributed-systems security; familiarity with OAuth 2.0 and SAML; experience with cryptography, PKI and TLS; ability to use AI-driven tools to accelerate engineering.
Java, JVM, OAuth 2.0, SAML, TLS, PKI
2w
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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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Mobile Game Security Software Engineer
El Segundo, California, United States
$146k-$200k/yr OnsiteFull Time
Krafton
KraftonKorea Exchange: 259960: Develops and publishes globally recognized video game titles.
5+ YOE5+ years C++ development experience; experience with mobile anti-cheat/anti-tamper or client protection; system programming, Android/iOS internals, memory/process protection, and reverse-engineering familiarity.
C++, Android NDK, JNI, Objective-C, Swift, Mach-O, ELF, IDA, Ghidra, Frida, LLDB, lldb-server, ARM/AArch64
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Sr Application Security Engineer
Bellevue or Ventura
$114k-$208k/yr OnsiteFull Time
The Trade Desk
The Trade DeskNASDAQ: TTD: Cloud-based programmatic advertising platform for data-driven media buying.
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 - Software Engineer
Seattle or Burbank or Orlando
$123k-$182k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces media content and operates global theme parks.
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
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Staff Software Engineer
Calabasas, California, United States
$175k-$190k/yr OnsiteFull Time
AmaWaterways
AmaWaterways: Provides luxury river cruise vacations on international waterways.
8+ YOEBA/BS in CS or related (or equivalent experience); 8+ years software engineering with full-stack expertise (Next.js/React/TypeScript and .NET/C# or Node.js); experience with APIs, cloud (Azure), CI/CD, identity (Auth0/OIDC), security, observability, and mentoring/technical leadership.
Next.js, React, TypeScript, .NET, C#, Node.js, GraphQL, REST, SQL Server, PostgreSQL, Redis, Builder.io, Contentful, Sanity, Microsoft Azure, Azure DevOps, GitHub Actions, Auth0, OIDC, OAuth2, JWT, OWASP, SAST, DAST, Dash0, Datadog, New Relic, Git, GitHub, Microsoft Office Suite
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Product Security Engineer (Product Security Engineer)
El Segundo, California, United States
$218k-$296k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
10+ YOEActive U.S. Secret clearance, BS in engineering or related, 10+ years systems engineering, spacecraft/ground systems experience, software/hardware integration, RMF/JSIG/NISPOM knowledge.
RMF, JSIG, NISPOM, PPIP, Anti Tamper (AT)
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Senior Software Engineer
Los Angeles, California, United States
$180k-$200k/yr OnsiteFull Time
Motorola Solutions
Motorola SolutionsNYSE: MSI: Provides mission-critical communications and public safety technology.
8+ YOE8+ years software engineering; 6+ years Python/NodeJS; Linux/DevOps; Docker/Kubernetes; Jira/Azure DevOps; US citizen with ability to obtain security clearance.
Python, Node.js, Linux, DevOps, Docker, Kubernetes, Jira, Azure DevOps
1w
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Embedded Software Engineer
Huntsville or McLean or El Segundo or Colorado Springs
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
7+ YOE7+ years software engineering with Rust,C,C++,or Python; experience with production full-stack apps,Kubernetes,CI/CD,DevSecOps,security best practices; Secret clearance; bachelor's in CS/Engineering or equivalent experience.
Rust, C, C++, Python, Kubernetes, CI/CD, PyO3, SonarQube, Clippy, cargo-deny, cargo-audit, GitHub, SysML, DoDAF, UAF
2w
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Staff Software Engineer, Frameworks
Mountain View or Los Angeles or San Francisco
$210k-$250k/yr HybridFull Time
Commure
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.
OAuth 2.0, OIDC, JWT, AWS Cognito, Python, FastAPI, Pydantic, PostgreSQL, Go, Kubernetes
1w
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Product Security Engineer (Product Security Engineer)
El Segundo, California, United States
$218k-$296k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
10+ YOERequires BS in engineering or related field, 10+ years systems engineering, active U.S. Secret clearance, experience with spacecraft/ground systems, software-hardware integration, RMF/JSIG/NISPOM processes.
RMF, JSIG, NISPOM, DoD 8140 (8570), PPIP, Anti Tamper (AT)
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Software Engineer Lead
El Segundo, California, United States
$115k-$200k/yr OnsiteFull Time
BTAS
BTAS: A woman-owned small business providing IT engineering and program management services to government and defense programs.
3+ YOESenior-level software lead with Agile expertise, experience delivering secure enterprise software, and DoD/SSC process familiarity.
Agile, Secure software, Cloud
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Sr Software Engineer - BIOS, AWS Hardware Engineering, Firmware Development
Cupertino or Los Angeles County or Taiwan
$193k-$262k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
5+ YOE5+ years professional software development and systems design experience; expertise in UEFI/BIOS and low-level system programming for x86 and ARM64; secure boot, firmware debugging (ITP, ScanTool, JTAG); leadership/mentoring experience.
ITP, ScanTool, JTAG, UEFI, BIOS
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Software Modernization Engineer
El Segundo, California, United States
$129k-$194k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
6+ YOEBachelor's in CS/CE/STEM, 6+ years software engineering/architecture experience, ability to obtain U.S. government security clearance (U.S. citizenship required), experience modernizing legacy systems, cloud/microservices, DevOps, and stakeholder interfacing.
containerization, microservices, real-time operating systems, visualization frameworks, Linux, AWS, Azure, Jenkins, CI/CD, REST APIs, LLM, RAG, NLP
2mo
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Senior Software Systems Engineer
El Segundo, California, United States
$121k-$151k/yr OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
5+ YOEBachelor's degree in CS/Software/Systems engineering; 5 years software systems engineering or integration; ability to obtain/maintain Secret clearance; strong communication; knowledge of secure SDLC, SOA/microservices, and DoD collaboration.
Docker, Kubernetes, AWS GovCloud, Azure Government, Jira, Confluence, DevSecOps tools, RMF, API design