The Role:

Halcyon’s mission is to deliver an anti-ransomware solution that redefines what a security product can achieve. To support this vision, we are seeking an experienced Cloud Test Engineer to strengthen our test automation, chaos engineering, and quality initiatives across Halcyon’s cloud platform—including APIs, UI, and backend components.

In this role, you’ll collaborate with the broader development organization and the chaos engineering team to ensure our code consistently meets the highest quality standards. Your work will directly enable Halcyon’s product to perform reliably across diverse scenarios, helping protect our customers from ransomware threats.

Responsibilities:

Design, implement, and enhance Halcyon’s internal cloud API automation framework

Develop scalable automated test suites aligned with new feature development

Create clear, concise bug reports and technical documentation

Build and enhance performance testing tools for cloud services

Design and maintain utilities that expand test coverage and validation

Set up, manage, and optimize test environments for cloud-based applications

Configure, manage, and tune security scanning tools

Contribute to and uphold coding style and quality guidelines

Skills and Qualifications: 3+ years of relevant experience as a Cloud Test Engineer, QA/Automation Engineer, or similar role

Proficiency in Python development

Experience with AWS services in support of cloud-based applications

Hands-on experience with cloud technologies such as Docker, Kubernetes, and VMware

Understanding of microservices architecture and concepts

Knowledge of web API endpoints, including authentication, usage, and load testing

Familiarity with protocols and formats such as JSON, Protobuf, and gRPC

Strong communication skills, including documentation and reporting

Ability to work independently while collaborating effectively as part of a team

Ability to thrive in a dynamic, high-growth start-up environment where collaboration and innovation are valued

Bonus Skills and Qualifications:

Strong knowledge of PyTest framework concepts (parameterization, fixtures, decorators)

Familiarity with additional programming languages such as Scala or JScript

Experience developing automated tests for Linux applications

Hands-on experience with GitHub Actions or similar CI/CD pipelines

Understanding of web application security principles and best practices

Knowledge of AWS infrastructure security best practices

Familiarity with Docker/Kubernetes security best practices

Experience with security tools such as SAST, DAST, SCA, or IaC scanners

Benefits:

Halcyon offers the following benefits to eligible employees:

Comprehensive healthcare (medical, dental, and vision) with premiums paid in full for employees and dependents.

Short and long-term disability coverage, basic life and AD&D insurance plans.

Medical and dependent care FSA options.

401k plan with a generous employer contribution.

Flexible PTO policy.

Parental leave.

Generous equity offering.

The Company reserves the right to modify or change these benefits programs at any time, with or without notice.​

Base Salary Range: $135,000 - 170,000