Twenty

DevOps Engineer responsible for designing, operating, and improving AWS infrastructure, deployment automation, observability, and platform reliability. The role partners with application teams in an in-office Arlington, VA environment supporting secure cyber operations.

DevOps Engineer / Software Engineer – Infrastructure responsible for designing, operating, and improving AWS infrastructure, deployment automation, observability, and platform reliability. This is an in-office New York role supporting secure, reliable application platforms for a cybersecurity company.

Staff Data Engineer building and operating production data integrations and pipelines that power mission-critical cyber operations software. The role combines hands-on data engineering, production ownership, observability, incident response, and collaboration with forward deployed engineers in restricted environments.

Own the reliability, observability, incident response, and infrastructure operations of Twenty’s mission-critical platform in a restricted, air-gapped AWS environment at a government customer site. This customer-facing role connects on-site operations with the Arlington engineering team and requires an active TS/SCI clearance with full-scope polygraph.

Own and scale Twenty’s security engineering function across cloud infrastructure, identity, secrets, incident response, compliance, and secure software delivery. You’ll build secure-by-default tooling and automation that helps engineering teams move quickly without compromising security.

Build high-performance React and TypeScript interfaces that help cyber operators visualize and act on real-time mission data. This on-site role offers end-to-end ownership of mission-critical frontend features in cloud and on-premises environments.

Build high-throughput Go backend systems that power cyber and electromagnetic operations for U.S. and allied national security missions. You’ll work across graph data modeling, event-driven architectures, APIs, and cloud and on-premises deployments.

Principal Offensive Cyber Research Engineer serving as the technical authority for offensive cyber research, adversary emulation, and attack automation. The role sets technical strategy, guides high-impact capability development, and advises executive and government stakeholders.