Senior macOS Low Level Engineer - Endpoint Team

Description:

About Cyera

Come join the company building the security operating model for the age of AI. AI has changed how data is used — and security must change with it. Cyera's mission is to empower businesses to accelerate AI Adoption by defining a holistic approach to securing AI - from data to access to model. Instead of perimeter controls and static policies, Cyera provides a unified control plane that understands relationships between data, access, and behaviors across humans, systems, and AI. Backed by the world’s leading investors and working with a large and growing list of Fortune 1000 companies, we are looking for world-class talent to join us as we usher in the new era of data and AI security.

About The Cyera DLP Team

The Cyera DLP Team is an innovative unit dedicated to redefining data loss prevention through cutting-edge AI and large language models. As a leader in data security, Cyera empowers organizations with advanced intelligence, enabling them to understand, protect, and control sensitive data across all environments. With the backing of top-tier cyber investors and a leadership team of industry pioneers, Cyera is rapidly scaling to meet the increasing global demand for its transformative solutions.

In today’s cloud-driven landscape, organizations face mounting challenges in locating and securing sensitive information. Cyera’s advanced classification engine addresses this complexity by providing deep visibility and precise tracking of sensitive data—whether it resides in emails, collaboration tools, or enterprise databases. Our platform empowers security teams with accurate data classification, movement mapping, and prioritized protection, proactively preventing data leaks before they occur.

To drive our ambitious vision forward, we are expanding our engineering team to tackle high-scale challenges at the intersection of AI and data protection. If you're passionate about building innovative solutions in this space, join us and help shape the future of DLP at Cyera.

What You’ll Do:

As an Agent Engineer on Cyera’s Endpoint team, you will play a pivotal role in developing our endpoint agent, taking full ownership from design to production. Your work will focus on creating efficient and secure detection and prevention capabilities, implementing robust command and control processes, and ensuring top-tier performance and reliability. Key responsibilities include:

• Designing and developing high-performance, resilient solutions from concept to production.
• Optimizing code and leveraging new technologies to enhance system performance.
• Collaborating with skilled backend engineers to implement best practices and maintain architectural excellence.
• Writing clean, efficient, and well-tested code to ensure reliability and security.

Our Tech Stack:

• Rust | WinAPI | Tokio | OpenAPI | Protobuf  

• 5+ years of development experience in system programming using C++, Rust, or C, with a focus on system-level applications.
• Strong understanding of operating systems internals, including hands-on experience with WinAPI for Windows or macOS APIs for Mac.
• Proven ability to develop efficient and reliable agents for Windows environments, focusing on performance and security.
• Comfortable working in fast-paced environments with a deep understanding of system architecture and troubleshooting at the kernel level.
• Proven ability to build end-to-end systems, including the design of complex interfaces and data pipelines
• Familiarity with Windows ETW, macOS Endpoint Security (SystemExtensions, NetworkExtensions and Endpoint Security Framework), or eBPF - Advantage
• Familiarity with Windows Kernel, experience in developing drivers - Advantage

Why Join Us?

At Cyera, we care about collaboration, innovation, and agility. We take “teamwork” seriously—with our inclusive and supportive culture at the forefront—and we’re just as serious about nurturing Cyerans to grow, both personally and professionally.

***Feel free to apply even if your experience doesn’t tick every box. We’re building something special here—and we welcome Cyerans with diverse backgrounds, perspectives, and experiences.