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46 principal security engineer jobs at 13 companies in Oxnard, CA

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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
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.
Node.js, Python, Elasticsearch, Redis
Help us #BeatIndeed & #BeatLinkedIn
2w
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Sr Principal Engineer Digital
Manhattan Beach, California, United States
$156k-$235k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOESTEM degree with 4–8+ years digital engineering experience (depending on degree), circuit and board design, unit verification, hardware troubleshooting, teamwork, and strong communication skills; ability to obtain security clearance.
Siemens Mentor Graphics Xpedition, HyperLynx, Electronic design tools
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2w
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Sr Principal Engineer Digital
Manhattan Beach, California, United States
$156k-$235k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
8+ YOEBachelor's in STEM with 8+ years (or Master's with 6+, PhD with 4+) in digital/design engineering; experience in circuit/board design, digital communications/signal processing, verification, manufacturing, and lab testing; excellent communication; ability to obtain security clearance.
Siemens Mentor Graphics Xpedition, Siemens EDA HyperLynx
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1mo
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Information Security Engineer, Principal
Oakland or Long Beach or El Dorado Hills or Rancho Cordova or San Diego or Woodland Hills or California
$168k-$252k/yr HybridFull Time
Ascendiun
Ascendiun: Nonprofit parent overseeing health insurance and clinical service organizations.
10+ YOEBachelor's or equivalent, 10+ years relevant experience (2+ years in Application Security), strong knowledge of OWASP Top Ten and STRIDE, Agile, regulatory certifications (HIPAA, SOC2, PCI-DSS, FedRAMP), AI/ML experience desired.
OWASP Top Ten, STRIDE, CICD, AI/ML
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2mo
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Principal Mechanical Engineer (Onsite)
El Segundo, California, United States
$118k-$225k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
8+ YOEDegree in STEM with 8+ years of experience or an advanced degree with 5+ years; ability to obtain security clearance; U.S. citizenship; experience with electronics packaging, 3D CAD, GD&T, and environmental qualifications.
Creo/Pro/Engineer, GD&T, ASME drawing standards, 3D CAD
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1mo
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Principal/Senior Principal Mechanical Engineer
Hawthorne or El Segundo or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$160k-$260k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
10+ YOEBachelor's in Mechanical Engineering, 10+ years mechanical design and system integration experience in aerospace/defense, launcher design experience, CAD and FEA proficiency, electro-mechanical integration, MIL-STD familiarity, ability to obtain U.S. security clearance.
SolidWorks, NASTRAN, ABAQUS, ANSYS, COMSOL
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1mo
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Principal Component Engineer
El Segundo, California, United States
$177k-$239k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
14+ YOEBachelor's in engineering or related field, Tier 5 (T5) security eligibility (U.S. Person), extensive EO/IR, laser and electro-optical systems experience, systems engineering and test/qualification experience, strong communication and problem-solving skills.
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1w
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Principal ASIC Engineer
El Segundo, California, United States
$211k-$285k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures commercial airplanes, defense systems, and space technology.
20+ YOEU.S. person required for U.S. security clearance; BS in engineering or related; ~20 years ASIC/FPGA design and verification experience; SystemVerilog expertise; hardware integration and team leadership experience.
SystemVerilog, System Verilog Assertions, UVM, HDL, Palladium, Make, Perl, Python, svn, cvs, git, Linux, JESD204C, PCIe, Ethernet
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1mo
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Principal Component Engineer
El Segundo, California, United States
$177k-$239k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
1+ YOEBachelor's in engineering/CS/math/physics/chemistry, 1+ years EO/IR or laser/electro-optical systems experience, familiarity with military standards, ability to develop and qualify EEE parts and suppliers, and must meet U.S. export control (U.S. Person) and Tier 5 security requirements.
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1mo
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Principal DevOps Engineer (AWS, GitLab)
Valencia or Santa Clara or Arden Hills
$107k-$203k/yr HybridFull Time, Contract
Boston Scientific
Boston ScientificNYSE: BSX: Manufacturer of interventional medical devices and technologies.
13+ YOEBachelor's in CS/engineering, 13+ years in DevOps/platform engineering, 6+ years with AWS; strong GitLab CI/CD, Terraform, Python, Bash, Kubernetes/EKS experience; experience with secure, compliant delivery and release engineering.
GitLab, GitLab CI/CD, Git, AWS, Terraform, Python, Bash, Kubernetes, Amazon EKS
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1mo
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Principal DevOps Engineer (AWS, GitLab) (Valencia, CA, US, 91355)
Valencia or Santa Clara or Arden Hills
$107k-$203k/yr HybridFull Time, Contract
Boston Scientific
Boston ScientificNYSE: BSX: Developing and manufacturing innovative medical devices for less-invasive treatments.
13+ YOEBachelor's in CS/engineering, 13+ years in DevOps/platform engineering, 6+ years AWS, strong GitLab CI/CD, Terraform, Python, Bash, Kubernetes/EKS experience, release engineering and security/compliance expertise.
GitLab CI/CD, GitLab, Git, Terraform, Python, Bash, Kubernetes, Amazon EKS, AWS
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3w
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Principal Electrical Engineer (Goleta, CA, US, 93117)
Goleta, California, United States
$120k-$162k/yr HybridFull Time
Leonardo DRS
Leonardo DRSNASDAQ: DRS: Manufactures advanced electronic systems for defense and military applications.
8+ YOEU.S. citizen with active or obtainable DOD security clearance, bachelor's in engineering, 8+ years electrical design experience, power electronics (AC-DC, DC-DC, DC-AC) expertise, EMI/EMC knowledge, CAD/Altium experience, and mentorship ability.
Altium, MIL-STD-461, MIL-STD-464
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3w
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Principal, Security Engineering & Vulnerability Management for WB Games
Burbank or New York City
$177k-$329k/yr HybridFull Time
Warner Bros. Discovery
Warner Bros. DiscoveryNasdaq: WBD: Produces and distributes multimedia entertainment content and news worldwide.
10+ YOE10+ Mgmt10+ years technical security experience and 10+ years supervisory experience; expertise in vulnerability management, secure software development (GitHub/Perforce, SAST/DAST, CI/CD, secrets management), cloud security, SIEM, EDR/XDR, IAM, and familiarity with ISO/NIST/PCI/GDPR/CCPA/SOX.
GitHub, Perforce, SAST, DAST, secrets management, CI/CD, OWASP, SIEM, EDR/XDR
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3mo
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Principal PreSales Systems Engineer - HPE Networking (Southern California)
Burbank or Los Angeles or Orange
$199k-$412k/yr RemoteFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides edge-to-cloud IT infrastructure and platform services.
10+ YOE10+ years infrastructure engineering and pre-sales experience; strong communication; ability to design and manage complex solutions; knowledge of Aruba networking, Juniper Mist, routing/switching, security; wireless design; CWNA/CWDP/CWSP preferred.
Aruba Networking, Juniper Mist, Ekahau, Hamina, CWNA, CWDP, CWSP
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2w
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Principal Quantum Architect
Santa Barbara or Redmond
$143k-$275k/yr HybridFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Develops software, services, devices, and cloud computing solutions.
3+ YOEPhD+3 yrs or MS+6 yrs or BS+8 yrs (or equivalent experience) in Physics/Engineering; ability to meet security/export screening; experience with AI tools, system architecture, prototyping, and performance analysis.
Microsoft Azure
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4d
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Experienced principal blockchain engineer with payment and exchange building experience
Santa Monica, California, United States
OnsiteFull Time
OleOle
OleOle: Operating a decentralized social network and super-app for football fans.
5+ YOE5+ years blockchain development experience building dApps, smart contracts, crypto payments and exchanges; proficiency with Solidity/Rust/JS/Python/Go; smart contract security, wallets, Layer 2 scaling, and API/backend integration.
Ethereum, Binance Smart Chain, Solana, Solidity, Rust, JavaScript, Node.js, Python, Go, Mythril, Slither, MetaMask, Trust Wallet, Optimistic Rollups, zk-Rollups, Django, Express.js
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3mo
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Principal Enterprise Architect
Colorado Springs or El Segundo or Boulder or Denver or Albuquerque or Washington
$175k-$205k/yr OnsiteFull Time
Exigo
Exigo: Engineering and architectural services for National Security Space programs.
15+ YOEMaster's in a technical field, 15+ years supporting national security space programs, active TS/SCI clearance, MBSE leadership with SparxEA or Cameo, SysML and DoDAF expertise, missile warning and cross-domain integration experience.
Model-Based Systems Engineering (MBSE), Sparx Enterprise Architect (SparxEA), Cameo Systems Modeler, SysML, DoDAF
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3mo
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Principal Technical Director, AI-Enabled Spectrum Dominance
El Segundo or Seattle or Washington
$225k-$300k/yr OnsiteFull Time
Voyager Technologies
Voyager TechnologiesNYSE: VOYG: Provides advanced defense and commercial space technology solutions.
Advanced RF, DSP, SDR, FPGA/SoC, and AI/ML expertise; bachelor\u0002s degree in EE/Physics/Math; experience leading multi-disciplinary R&D teams; proposal and government contracting experience; eligible for U.S. government security clearance.
Agentic Computational Engineering (ACE), Generative Engine, LangGraph, AutoGen, HFSS, CST, FEKO, software-defined radio (SDR), FPGA, SoC, DSP, LLM, EM solvers
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