• Implement, maintain and optimize cryptographic algorithms and primitives (e.g. encryption, hashing, digital signatures, key exchanges) that run on YubiKeys and YubiHSMs
• Follow research about classical algorithms (RSA, ECC, etc.), as well as Post Quantum Cryptography algorithms (ML-DSA, ML-KEM, etc.)

Requirements

Ability to follow research in cryptography
Good understanding of classical (a)symmetric cryptography and PQC
Knowledge of side-channel attacks (EM, power and timing analysis etc.) and mitigations against them
Disciplined approach in writing correct and highly efficient code
Low level programming experience (C and Assembly)
Experience with embedded architectures
Ability to adapt and tune algorithms on resource constrained environments
Knowledge around fault injection attacks
Hands-on experience with lab equipment such as oscilloscopes, logic analyzers and similar

🔍 ATS Optimization Keywords
Below are skills and terms extracted directly from this job posting to improve Applicant Tracking System (ATS) visibility. This unique feature helps candidates tailor their applications more effectively — a feature exclusive to JobTailor job listings.

Hard Skills

cryptographic algorithms
encryption
hashing
digital signatures
key exchanges
classical cryptography
asymmetric cryptography
Post Quantum Cryptography
low level programming
embedded architectures

Soft Skills

ability to follow research
disciplined approach
adaptability
tuning algorithms

Cryptography Engineer

Senior System Verification Engineer – Software