Remote Cryptography Engineer — MPC Wallet Security

Eliassen Group; Topeka (KS); Remote; USD 117,000 - 129,000; Full time

Benefits offered by this job

Medical, Dental, Vision benefits

401k with company matching

Life insurance

Job summary

Eliassen Group is seeking a Sr. Engineer, Cryptography Engineering for a remote contract role. You will help build secure infrastructure for institutional digital finance, focusing on cryptography, MPC, and tokenized assets custody with secure enclaves and robust back-end services.

You will design and implement secure components in Rust/Go/C/C++, apply threat modeling, and work with OpenSSL, SGX, and HSMs to deliver scalable solutions. This role offers competitive hourly pay.

Qualifications

• Expertise in secure software development and cryptography.
• Proficiency in Rust, Go, or C/C++ and secure coding.
• Experience with cryptographic protocols and key exchange.
• Familiarity with Intel SGX and HSMs.
• Experience with OpenSSL and MPC libraries.
• Knowledge of blockchain node integration and transaction parsing.

Responsibilities

• Design secure software components for a crypto custody wallet using MPC.
• Apply threat modeling to mitigate attack vectors in MPC rounds.
• Review cryptographic code in Rust, Go, or C/C++ with secure practices.
• Audit cryptographic libraries and MPC frameworks.
• Leverage hardware security features including Intel SGX and HSMs, including remote attestation.
• Integrate with blockchain nodes and APIs to assemble and broadcast transactions.
• Parse and construct blockchain transactions, including Bitcoin UTXOs and Ethereum RLP.
• Design secure storage for encrypted key shares and audit logs, and implement robust database practices.
• Build reliable networking, RPC, and concurrency controls for orchestrating multi-party signing.
• Contribute to cloud security and containerized deployments to avoid misconfigurations.

Skills

Secure software dev

Cryptography engineering

Rust

Go

C/C++

OpenSSL

MPC libraries

Intel SGX

HSMs

Blockchain integration

Education

Bachelor's degree

Job description

Eliassen Group is seeking a Sr. Engineer, Cryptography Engineering for a remote contract role. You will help build secure infrastructure for institutional digital finance, focusing on cryptography, MPC, and tokenized assets custody with secure enclaves and robust back-end services.

You will design and implement secure components in Rust/Go/C/C++, apply threat modeling, and work with OpenSSL, SGX, and HSMs to deliver scalable solutions. This role offers competitive hourly pay.