106 cryptography jobs at 73 companies in California
1w
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Staff Cryptography Engineer
Seattle or Cottonwood Heights or San Francisco or New York City or Frisco
$154k-$264k/yr OnsiteFull Time
8+ YOE8+ years in security engineering or applied cryptography; expertise in post-quantum cryptography, crypto-agility, key management, PKI, HSMs/KMS, cloud cryptographic controls, and strong communication skills.
HSM, KMS, PKI, SSL/TLS, mTLS, M2M, NIST, FIPS, PCI
1mo
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VP, Staff Cryptography Engineer
Alpharetta or Orlando or Chicago or Costa Mesa or Orlando or New York City or New York City or Charlotte or Stamford or Alpharetta or West Chester
$135k-$230k/yr HybridFull Time
5+ YOE3+ MgmtBachelor's or equivalent with 5+ years experience; 3+ years in cloud, cryptography, and DevSecOps; experience with PKI, key/secrets management, API security, and regulatory frameworks; strong communication and leadership skills.
API, AWS Certificate Manager, KMS, Private CA, Secrets Manager, Azure Key Vault, Cloudera, Cloudbees/Jenkins, CI/CD, GCP Cloud KMS, GCP Secret Manager, Git/Github, Go, HashiCorp Vault, Java, Linux, Perl, PKI, Python, Terraform
2d
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Cryptography Engineer
El Segundo or Colorado Springs or Aurora
$87k-$198k/yr OnsiteFull Time
7+ YOERequires 7+ years collaborating with cybersecurity teams, 3+ years managing CCI or cryptographic requirements, TS/SCI clearance, bachelor's degree, and DoD 8140 intermediate certification.
Microsoft Internet Explorer, Google Chrome, Mozilla Firefox, Microsoft Edge, Apple Safari, Opera Browser, Blackberry Browser, Controlled Cryptographic Items (CCI), COMSEC, Security+, GSEC, SSCP, CISSP, CISM, GCIA, GDSA, AI
1d
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Cryptography Engineer
El Segundo, California, United States
$87k-$198k/yr OnsiteFull Time
7+ YOE7+ years collaborating with cybersecurity teams and network administrators; 3+ years managing CCI or cryptographic requirements; TS/SCI, bachelor's degree, and DoD 8140 intermediate certification required.
Controlled Cryptographic Items (CCI), COMSEC, Security+, GSEC, SSCP, CISSP, CISM, GCIA, GDSA
2mo
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Cryptography Research Scientist, FHE & PQC
Santa Clara, California, United States
$169k-$186k/yr HybridFull Time
0+ YOEPhD in CS/Math/EE or cryptography with 0-2 years experience; strong cryptography foundation (lattice-based, FHE); hands-on cryptographic development; proficient in C++, Python, CUDA, Rust; Familiarity with FHE libraries.
OpenFHE, HEAAN/CKKS, TFHE, Microsoft SEAL, PALISADE, Concrete
1mo
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Staff Software Engineer, Cryptography
Boston or Costa Mesa or Seattle
$220k-$292k/yr OnsiteFull Time
10+ YOE10+ years software engineering with deep cryptography and systems security; expertise in hardware security (TPM/TEE/HSM), proficiency in C++/Rust/Go, threat modeling, and eligibility for U.S. Secret clearance.
C++, Rust, Go, TPM, TEE, HSM, secure boot, Linux, SELinux, AppArmor, Nix, Lattice OS
2w
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Cryptography Security Engineer SME
El Segundo, California, United States
$163k-$204k/yr OnsiteFull Time
15+ YOEActive TS/SCI required, bachelor's degree, 15+ years systems engineering experience, 10+ years crypto experience, 5+ years DoD/IC space experience, B/Office proficiency, strong communication and technical writing.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Jira, Confluence, NSA Key Management Infrastructure (KMI), HAIPEs
2w
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Cryptography Security Engineer SME
El Segundo, California, United States
$163k-$204k/yr OnsiteFull Time
15+ YOEActive TS/SCI clearance, Bachelor's degree required, 15+ years systems engineering, 10+ years crypto experience, 5+ years DoD space/ground experience, MS Office proficiency, strong written and oral communication.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Jira, Confluence, HAIPEs, NSA Key Management Infrastructure (KMI)
2mo
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Sr Lead Security Engineer - Advanced Cryptography
Palo Alto, California, United States
$171k-$260k/yr OnsiteFull Time
5+ YOEPhD or MS in cryptography/CS/math, 5+ years applying advanced cryptography (MPC, PQC, ZKPs) in production, software development experience, cryptographic protocol design and implementation, familiarity with crypto libraries and financial regulatory considerations, strong communication.
MP-SPDZ, FRESCO, SEAL, HElib, libsnark, Zokrates, Circom, TLS, IPsec
1mo
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Lead Protocol Engineer (Go / Cryptography)
Iselin or Columbus or Concord
$159k-$305k/yr HybridFull Time
5+ YOE5+ years specialty software engineering; 3+ years backend/systems programming with expert-level Go; ECC experience; BFT consensus, P2P, and state replication experience; familiarity with Cosmos SDK/CometBFT desirable.
Go, Cosmos SDK, CometBFT, Tendermint, ABCI++, gnark-crypto, Ristretto255, Pedersen Commitments, Bulletproofs
1mo
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Security Engineer, Specialized Business Services Cryptography
Sunnyvale or Seattle or New York or Herndon
$159k-$213k/yr OnsiteFull Time
3+ YOE3+ years developing and reviewing cryptographic solutions, scripting/programming and security code review, experience with PKI and HSMs, threat modeling; Bachelor's in STEM or 3+ years IT security experience; AWS experience preferred.
AWS, HSM
2mo
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Sr Principal Software Development Engineer
Seattle or Santa Clara
$97k-$252k/yr OnsiteFull Time
10+ YOESenior software leader with 10+ years in large-scale distributed systems and security, cryptography, and KMS.
HSMs, Encryption technologies, Key lifecycle management, Linux/Unix, Distributed systems, Cryptography, Databases, NoSQL, Storage Services, SaaS
2mo
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Senior Security Engineer
Los Angeles, California, United States
$130k-$169k/yr OnsiteFull Time
5+ YOE5+ years in security engineering; hands-on PKI/cryptography; security architecture; automation and tooling; cross-functional collaboration.
PKI, cryptography, CA hierarchy, NAC, ClearPass, SCEP, Python, Go
3d
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Senior Security Software Engineer
Santa Clara, California, United States
$152k-$288k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent experience, 5+ years in security software engineering, and expertise in security protocols, cryptography, system architecture, secure coding, security assessments, and AI tooling.
AI tooling, security assessment tools, pre-silicon simulation, emulation, test automation, GPU, SOC, Security Enclave, Secure Boot, Root of Trust, Runtime Security, Confidential Compute, Cryptography
1d
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Staff Embedded Security Engineer
Sunnyvale, California, United States
$276k-$311k/yr HybridFull Time
Requires embedded security systems experience, hardware security, cryptography, PKI, kernel or bootloader development, technical specifications, and significant Python, C++, C, or Go experience. Bachelor's degree preferred.
Python, C++, C, Go, QNX, Azure, GCP, Cryptography, Public Key Infrastructure (PKI), TrustZone, Secure Boot, Hardware Security Module (HSM), containers
2mo
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Software Engineer
Menlo Park, California, United States
$136k-$150k/yr HybridFull Time
1+ YOEBachelor’s degree in CS/CE/Software Engineering and 1 year of related experience; proficiency in Java, Python, GoLang, or Scala; knowledge of security, authentication/cryptography, threat modeling, vulnerability management, monitoring, and policy enforcement; background checks required.
Java, Python, Go, GoLang, Scala, Security frameworks, Authentication and authorization, Cryptography, Threat modeling tools, Vulnerability management tools, Security monitoring tools, Compliance tools
2mo
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Senior Embedded Software Engineer – RUST
San Diego, California, United States
$170k-$190k/yr OnsiteFull Time
9+ YOE9+ years in secure embedded systems; Rust and C/C++; RTOS; embedded networking; cryptography; security clearance.
Rust, C/C++, RTOS, Embedded Linux, IPsec, TLS, AES, RSA, ECDSA, ECDH, Secure Boot, Root of Trust, Zero Trust, SpaceWire, SPI, I2C, UART, PCI, PCIe, Ethernet
4w
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Security Engineer
San Francisco, California, United States
$175k-$225k/yr OnsiteFull Time
Expertise in cloud and device security, cryptography, threat modeling, security automation, and cross-functional leadership; familiarity with regulatory and medical device security practices.
AWS, Azure, GCP, BLE, Wi‑Fi, USB, PKI, HTTPS/TLS, ECDH, ECDSA, AES-GCM, STRIDE, CVSS, NIST NVD, CISA KEV, Python, Bash, PowerShell
3mo
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Secure Systems Architect - Platform Architecture
Austin or Beaverton or Cupertino or San Diego
OnsiteFull Time
20+ YOELead architect for secure distributed web services; 20+ years experience; BS in EE/CE/CS; strong cryptography and security policy skills.
Python, Go, C/C++
5d
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Senior Director, Security Engineering
Washington, D.C. or San Francisco
HybridFull Time
15+ YOE5+ MgmtRequires 15+ years in security engineering and 5+ years in leadership or management, with expertise in AI security, cloud architecture, cryptography, authentication, threat modeling, and vulnerability management.
AWS, GCP, Azure, OAuth, SAML, OIDC, OWASP Top 10, LLMs, AI agents, IAM
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