About Digital Asset & the Canton Network

Digital Asset builds the technologies that are reshaping the foundations of financial markets. Our mission is to create the world’s most trusted, privacy-enabled, and interoperable digital infrastructure for global finance.

At the heart of this mission is the Canton Network - the blockchain purpose-built for institutional finance. Uniquely combining privacy, compliance, and scalability, Canton enables real-time, secure settlement across multiple asset classes. Governed by the Canton Foundation with participation from leading financial institutions, it is the proven link between the promise of blockchain and the power of global finance.

Founded in 2014 and headquartered in New York City, with offices in London, Zurich, Budapest, Hong Kong, and Sydney— we are on a mission to transform finance— and that transformation is now playing out rapidly on the Canton Network.

If you’re interested in playing a crucial role at the intersection of traditional and crypto-capital markets and want to help bring the next trillion dollars of finance on-chain, join us.

About the role:

The Lead IT Security Administrator is a senior individual contributor responsible for designing, implementing, and optimizing the organization's enduser, endpoint, cloud infrastructure and networking systems. This role focuses on high-level hands-on engineering, ensuring the reliability and scalability of our technology stack through robust system design, advanced CI/CD management, and automated operations.

Partnering as a technical expert with the Engineering teams, the Lead IT Security Administrator drives the evolution of our cloud-native environment, manages critical Juniper networking hardware, and develops sophisticated automation scripts to streamline deployment pipelines and enhance overall system performance.

Responsibilities:

• Network — the Juniper/Junos estate end-to-end (routers, switches, firewalls), plus secure hybrid architecture: VPNs, VPCs, Interconnect
• Linux at scale — Ubuntu server fleet, hardened baselines, automated patching via Canonical Landscape, drift eliminated through Salt/Ansible/Terraform
• Security operations — EDR, SIEM, email security, and identity (SSO/MFA/PAM), from detection tuning through triage, access reviews, and incident root cause
• Cloud — AWS, GCP, and Azure with a focus on networking, IAM, and security configuration; read and review Terraform to validate changes
• Kubernetes & databases — production incident resolution, observability and runbooks, managed RDBMS provisioning and upgrades, tested backup/restore