11 security engineering intern jobs at 9 companies in Fullerton, CA

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Manufacturing Engineering Internship
El Segundo, California, United States
$20-$30/hr OnsiteMultiple Commitments Available
Space Kinetic
Space Kinetic: Developing propellant-free systems for deploying payloads in space.
Currently enrolled or recent graduate in Mechanical, Aerospace, or Electrical Engineering; analytical and electrical skills; SolidWorks experience preferred; must be U.S. citizen/permanent resident/refugee/asylee or eligible for required export authorizations; able to obtain government security clearance.
SolidWorks
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Astrodynamics Engineering Development Program (3 Months - Path to Hire)
El Segundo, California, United States
$20-$30/yr OnsiteInternship
Space Kinetic
Space Kinetic: Developing propellant-free systems for deploying payloads in space.
Pursuing or recently completed a degree in aerospace/mechanical/computer engineering, experience with SolidWorks and coding in C++, Python, or Rust, ability to obtain government security clearance, strong analytical and communication skills.
SolidWorks, C++, Python, Rust, FEA
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Security Engineer II, Detection and Response
San Francisco or Vancouver or Phoenix or Los Angeles or Seattle or Austin or Portland or California or United States or Canada
$123k-$165k/yr RemoteFull Time
Circle
CircleNYSE: CRCL: Digital currency issuer and blockchain financial infrastructure provider.
2+ YOE2+ years in detection/response or security engineering; experience with incident response, AWS + EKS, AI tooling, MacOS internals, and programming in Python or Golang; familiarity with Slack and GSuite; able to take on-call shifts.
Slack, Apple MacOS, GSuite, SIEM, Orchestration platforms, AWS, EKS, AI tooling, Python, Golang
2mo
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Security Engineer, Level 5, Detection & Response
Los Angeles or Palo Alto or Santa Monica
$178k-$313k/yr HybridFull Time
Snap
SnapNYSE: SNAP: Provides visual messaging software and augmented reality wearable devices.
6+ YOE6+ years in security fields; strong Python/Go; cloud and OS internals knowledge; threat hunting and incident response.
Python, Go, macOS, Windows, Linux, Kubernetes, AWS, Google Cloud Platform
1w
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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.
Strong C++ and Windows internals knowledge, ability to analyze x64 assembly, develop user/kernel-mode security features, and design anti-cheat defenses; anti-cheat or kernel-driver experience preferred.
C++, IDA, Ghidra, WinDbg, x64dbg
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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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Boeing Summer 2027 Internship Program (Paid) – Information Digital Technology & Security (IDT&S)
Everett or Saint Charles or Mukilteo or Berkeley or Hazelwood or El Segundo or Renton or Seattle or Auburn or Bellevue or Kent or Plano or Arlington or Ridley Park or Tukwila or Mesa or North Charleston
$44k-$89k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, satellites, and defense systems.
Enrolled student eligible to work full-time for 10–12 weeks Summer 2027; majors in computing, data, engineering or related fields preferred; strong academics and teamwork; ability to relocate as needed.
Python
2w
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Developer Experience Engineer
El Segundo, California, United States
$170k-$195k/yr OnsiteFull Time
Picogrid
Picogrid: Develops hardware and software for autonomous defense systems.
3+ YOE3+ years in DevOps/platform/tooling with developer experience focus; experience with CI, internal tooling, Terraform/OpenTofu, Kubernetes, container/image hardening, and security scanning.
k3s, k3d, docker-compose, Github Actions, Golang, Python, Terraform, OpenTofu, Model Context Protocol (MCP), Kubernetes, Docker, Backstage
3w
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Senior Anti-Cheat Engineer (Apex Legends)
Chatsworth or Vancouver
$144k-$217k/yr HybridFull Time
Electronic Arts
Electronic ArtsNASDAQ: EA: Develops and publishes video games and interactive entertainment software.
5+ YOE5+ years software engineering experience (C++), 3+ years in software security/reverse engineering, x86-64 disassembly expertise, familiarity with Windows internals, networking, and anti-cheat mitigation.
C++, x86-64, IDA Pro, x64dbg, Ghidra, LLVM
2mo
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Senior Regulatory Engineer
Playa Vista, California, United States
$137k-$193k/yr OnsiteFull Time
Inversion Space
Inversion Space: Building autonomous re-entry vehicles for global space-to-Earth cargo delivery.
5+ YOELead regulatory compliance for spaceflight operations; FAA Part 450/DOD approvals; international regs; 5+ years in aerospace; security clearance eligible.
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Senior Director, Administration - Plant
Blythewood or Columbia or San Francisco or Los Angeles or New York City
$210k-$255k/yr OnsiteFull Time
Scout Motors
Scout Motors: Designs and manufactures all-electric rugged SUVs and trucks.
15+ YOE15+ Mgmt15+ years leadership in manufacturing or complex operations; bachelor's in business/EHS/engineering/industrial tech (advanced degree preferred); accountable for EHS, security, workplace services, compliance, budgets, and travel (domestic & international); valid driver's license and passport required.