Job description

About the job

Senior Security Engineer – Digital Asset Custody

Location:

Austin/Dallas, TX (Onsite)

Interview:

F2F

Type of Hire:

Full-Time

Job Description

We are looking for a

Senior Security Engineer – Digital Asset Custody

with deep expertise in security-sensitive and cryptographic systems. The ideal candidate will have strong hands-on experience with HSMs, MPC frameworks, secure key management, Web3 security tooling, and distributed systems.

Required Qualifications

10+ years of software engineering experience, with deep specialization in security-sensitive or cryptographic systems.
Strong hands-on experience with

HSMs, MPC frameworks, and secure key management systems

.
Experience with

Web3 security tooling

such as Slither, Mythril, and Foundry Fuzzing.
Experience with cryptography implementation languages such as

C, C++, Rust, or Go

.
Experience collaborating with security auditors, such as

Trail of Bits or Halborn

.
Proven ability to design systems where failures have material risk implications.
Strong understanding of

distributed systems, secure architecture, and fault-tolerant design

.
Track record of serving as a

technical authority

without formal people-management responsibilities.

Strongly Preferred

Experience with

crypto custody, digital asset platforms, or blockchain infrastructure

.
Prior ownership of

incident response, disaster recovery (DR) design, or security runbooks

.
Ability to clearly articulate

risk-based trade-offs

to both technical and non-technical stakeholders.
Systems thinker who can connect

technology, security, policy, and operations

.
Comfortable challenging assumptions and raising concerns early in high-stakes environments.
Experience applying

AI tools

to complex engineering workflows.