Remote Senior Cryptography Engineer – MPC & Blockchain

Eliassen Group; Santa Fe (NM); Remote; USD 117,000 - 129,000; Full time

Benefits offered by this job

Medical insurance

401k match

Life insurance

Remote work

Job summary

Remote contract role with Eliassen Group for a Senior Engineer, Cryptography Engineering. You will design secure components for a crypto custody wallet using MPC, and implement crypto code in Rust, Go, or C/C++.

The role emphasizes hardware security like SGX and remote attestation, with opportunities to work on blockchain integrations and cloud deployments. Ideal candidates have deep expertise in cryptography and secure software, plus hands-on experience with OpenSSL and MPC libraries, and

Qualifications

• Expertise in secure software development and cryptography engineering.
• Proficiency in Rust, Go, or C/C++ and secure coding against known attacks.
• Hands-on experience with cryptographic protocols, key exchange, or signature schemes.
• Familiarity with entropy quality and information leakage via error handling.
• Experience with OpenSSL or MPC libraries and hardware security features such as Intel SGX and HSMs.

Responsibilities

• Design secure components for a crypto custody wallet based on MPC.
• Apply threat modeling to mitigate attack vectors during MPC rounds.
• Implement cryptographic code in Rust, Go, or C/C++ with secure coding practices.
• Audit and integrate cryptographic libraries such as OpenSSL.
• Leverage hardware security features including Intel SGX and remote attestation.
• Integrate with blockchain nodes and APIs to assemble transactions.
• Parse and construct Bitcoin UTXOs and Ethereum RLP transactions.
• Design secure storage for key shares and audit logs.
• Build reliable networking, RPC, and concurrency controls for multi-party signing.
• Contribute to cloud security and containerized deployments to avoid misconfigurations.

Skills

Secure software development

Cryptography engineering

Rust

Go

C/C++

Education

Bachelor's degree

Tools

OpenSSL

MPC libraries

Intel SGX

Job description

Remote contract role with Eliassen Group for a Senior Engineer, Cryptography Engineering. You will design secure components for a crypto custody wallet using MPC, and implement crypto code in Rust, Go, or C/C++.

The role emphasizes hardware security like SGX and remote attestation, with opportunities to work on blockchain integrations and cloud deployments. Ideal candidates have deep expertise in cryptography and secure software, plus hands-on experience with OpenSSL and MPC libraries, and