Blockchain Security Engineer

Amazech is an enterprise technology company with 18 years of experience delivering intelligent solutions across AI, cloud, data, and software engineering. Trusted by 50+ enterprises nationwide, we partner with organizations to solve complex technology challenges — across industries such as finance, healthcare, manufacturing, and beyond. Twice recognized on the INC 5000, Amazech is where deep expertise meets modern intelligence.

 

We are seeking a Blockchain Security Engineer to work in Southlake, TX / Austin, TX

We are seeking a highly experienced, hands-on Security Engineer to design and secure institutional-grade digital asset custody platforms.

 

This is a deeply technical engineering role for someone with direct experience in digital assets, secure wallet technologies, cryptography, and key management.

 

 

What You’ll Work On

 

• MPC, HSM, cold, warm, and hot wallet architectures

• Distributed key generation and signing workflows

• Cryptographic protocols and secure key lifecycle management

• Digital asset custody and transaction security

• Smart contract and DeFi security

• Blockchain and cross-chain interoperability

 

Ideal Background

 

• Software engineering experience with a strong security or cryptography focus

• Hands-on experience with MPC, HSMs, secure wallets, or digital asset custody

• Strong understanding of cryptographic primitives, secure protocols, and distributed systems

• Experience building security-critical production systems

• Strong digital asset, blockchain infrastructure, or crypto custody experience

 

Hardware Security

Experience with ZKPs, DeFi protocols, DID frameworks, tokenization, CBDCs, or policy-driven transaction controls.