Cybersecurity Engineer, Cryptography
ITMatesArgentina, Bolivia + 18 more
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Client: US technology company (digital identity and payments infrastructure) · Location: remote, LATAM, US Eastern overlap · Level: senior · Engagement: full-time contractor You will own applied cryptography across the product: key management, protocol design review and the migration plan to post-quantum algorithms.
What you will do
- Design and operate key management on HSMs and cloud KMS, including rotation, escrow and ceremonies
- Review protocol and feature designs for correct use of encryption, signatures and key exchange
- Run PKI: certificate authorities, issuance automation and mTLS between services