DevOps Engineer

About The Company

Twenty Technologies (www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Founded in 2024, Twenty has raised $138M from leading investors including Accel, Caffeinated Capital, Friends & Family Capital, Point72 Ventures, General Catalyst, and In-Q-Tel. Headquartered in Arlington, Virginia, Twenty is dedicated to ensuring American and allied primacy in cyberspace.

Role Summary

We are seeking a DevOps Engineer / Software Engineer – Infrastructure for an in-office position in our New York, NY office focused on infrastructure and reliability. This position is at the crossroads of software engineering, operations, and security. You will own core AWS infrastructure, drive observability and reliability improvements, and collaborate closely with product and backend teams.

What You’ll Do

• Design, build, and operate AWS-based infrastructure.
• Implement and maintain Infrastructure-as-Code for single-tenant and multi-tenant environments using Terraform.
• Build and maintain deployment and environment automation (Ansible or similar).
• Own and evolve CI/CD pipelines.
• Design, implement, and refine observability: metrics, logs, traces, dashboards, and alerting.
• Partner with application teams on architecture decisions, performance tuning, and operational readiness.
• Contribute to security and governance: IAM policies, network security, secrets management, and security scanning.
• Document systems, patterns, and runbooks so others can operate and extend the platform reliably.

Must Haves

• Experience administering infrastructure and operating applications deployed on AWS.
• Experience using Terraform to manage single-tenant and multi-tenant systems.
• Strong instincts and practical experience with:
• IP networking (VPCs, routing, subnets, proxies, DNS).
• Network security (security groups, NACLs, firewalls).
• PKI management (TLS certificates, CAs, mTLS, certificate lifecycle).

Should Have

• Experience or strong interest in cybersecurity (threat modeling, hardening, secure defaults).
• Proficiency in Python or another scripting language for tooling and automation.
• Experience operating a security scanning tool, such as Trivy (or similar vulnerability/container scanners).
• Experience or interest working with large datasets (performance, storage trade-offs, retention policies).
• Experience managing graph databases, such as Neo4j, AWS Neptune, or similar.
• Experience designing or contributing to runbooks and internal platform documentation for non-infrastructure teams.

Nice to Have

• Experience or strong interest in cybersecurity (threat modeling, hardening, secure defaults).
• Proficiency in Python or another scripting language for tooling and automation.
• Experience operating a security scanning tool, such as Trivy (or similar vulnerability/container scanners).
• Experience or interest working with large datasets (performance, storage trade-offs, retention policies).
• Experience managing graph databases, such as Neo4j, AWS Neptune, or similar.
• Experience designing or contributing to runbooks and internal platform documentation for non-infrastructure teams.

Benefits

• Health. Medical, dental, and vision plan options.
• Life / AD&D, disability coverage options.
• Family. Paid parental leave for eligible full-time employees.
• Vacation. Paid holidays and flexible PTO.
• Retirement. 401(k) with pre-tax and Roth options. HSA/FSA options, dependent care FSA.

Pay

TBD

Schedule

TBD