Who we are Endor Labs is building the Application Security platform for the software development revolution. Modern software is complex and dependency-rich, making it increasingly difficult to pinpoint the risks that truly matter. Endor Labs solves this challenge by building a call graph of your entire software estate enabling teams to clearly identify, prioritize, and fix critical risks faster. Trusted by companies that are one or one hundred years old, Endor Labs secures code whether it was written by humans or AI, and whether its 40-year old C++ code or cutting edge Bazel Monorepos. Endor Labs was founded by serial entrepreneurs Varun Badhwar and Dimitri Stiliadis, and is backed by leading VC firms such as Dell Technology Capital, Lightspeed, and Sierra Ventures. What you ll do Were looking for a seasoned engineer who s passionate about observability, operational excellence, and user-focused insights. You ll lead efforts to design, build, and maintain robust observability tools, dashboards, and infrastructure that empower our internal teams and customers with actionable insights. Build systems and dashboards that enable visibility into the health, performance, and usage of our SaaS platform. Automate troubleshooting by leveraging deep knowledge of the product to reduce time to repair and fix production issues Build tooling and APIs in Golang to surface data insights via internal dashboards. Partner closely with architects, backend engineers, and product managers to define observability tooling and integrate them seamlessly into our platform. Drive instrumentation and metrics collection across distributed services using Prometheus, Grafana, and related technologies. Champion reliability, debuggability, and performance across the engineering organization. What were looking for If youre excited to contribute to the scale and stability of a SaaS product, in a fast-moving, early-stage company, and the list below matches your background, we d love to connect! Bachelor s degree in Computer Science, Engineering, or a related field. 5+ years of experience in software engineering, with a strong foundation in backend development. Proficiency in Golang , especially building APIs and tools in microservices architectures. Hands-on experience with observability ecosystems: Prometheus, Grafana, OpenTelemetry , etc. A strong SRE mindset understanding SLAs/SLOs, incident response, root cause analysis but with a builder s approach to creating software and automation. Familiarity with distributed systems, metrics pipelines, and scalable monitoring infrastructure. Proven ability to design and implement technical solutions from the ground up with minimal supervision. A passion for transforming complex data into actionable insights through intuitive dashboards. Excellent communication skills and a collaborative spirit. At Endor Labs, we: Go to extraordinary lengths to distinguish ourselves through world-class work. Prioritize quality over speed, and speed over scope. Desire working with deeply kind, mission-driven people. Strive to make the complex simple. Use first principles to debate ideas, test assumptions, and make decisions. Seek the truth by putting data above opinions. Assume good intent and give tactical feedback to help each other get better. Hold no ego when our customers win, we all win.

About Us Endor Labs is building the Application Security platform for the software development revolution. Modern software is complex and dependency-rich, making it increasingly difficult to pinpoint the risks that truly matter. Endor Labs solves this challenge by building a call graph of your entire software estate enabling teams to clearly identify, prioritize, and fix critical risks faster. Trusted by companies that are one or one hundred years old, Endor Labs secures code whether it was written by humans or AI, and whether its 40-year old C++ code or cutting edge Bazel Monorepos. Endor Labs was founded by serial entrepreneurs Varun Badhwar and Dimitri Stiliadis, and is backed by leading VC firms such as Dell Technology Capital, Lightspeed, and Sierra Ventures. Sound interestingLet s talk if you want to be part of the next big leap in security innovation! About the Role At Endor Labs, we believe security is a first-class engineering discipline not a checklist or afterthought. As our first Principal Security Engineer, you ll define and drive the technical foundation of our security program across our product, infrastructure, and company operations. This is a hands-on role for a builder who thrives at the intersection of secure architecture, software development, and organizational protection. You ll work across teams to ensure that everything we do from how we write code to how we manage employee devices is secure by design and by default. We re not looking for a compliance or policy-focused candidate. We re looking for someone who s lived in the dev and infrastructure world and knows how to build a secure, high-growth startup the right way. Responsibilities Engineering & Product Security Partner with engineering teams to design secure-by-default systems and infrastructure. Lead secure SDLC practices, and runtime hardening efforts. Shape developer-friendly security standards, patterns, and educational materials. Organizational Security & Threat Protection Own security for corporate infrastructure: identity, email, Slack, SaaS apps, endpoints, and cloud accounts. Stand up effective monitoring for external threats (phishing, supply chain, brand impersonation). Implement modern DLP strategies across code, data, and AI tooling. Define and drive secure usage of GenAI tools across teams, balancing innovation with data safety. Lead incident response, from containment to root cause and future-proofing. Lead customer engagements on security related topics. What w e re Looking For Hands-on engineer: You ve written production code, dabbled with infrastructure, and secured modern systems. Full-spectrum mindset: You can think like an attacker, protect like an architect, and communicate like a leader. Experience with cloud-native stacks (Azure, GCP), endpoint management, identity systems (SSO, MDM), and secure SaaS use. Experience securing internal and external AI/ML usage is a major plus. Strong understanding of real-world threat models and how to pragmatically reduce risk without slowing velocity. Excellent collaborator across engineering, IT, and exec stakeholders. Why Join Endor Labs Work with a world-class team dedicated to pushing the boundaries of security research. Directly influence the security of modern software supply chains. A culture that values innovation, collaboration, and continuous learning. Competitive compensation, flexible work environment, and a generous benefits package. Opportunity to present groundbreaking research and contribute to the global security community. If you are excited about making a real impact in cybersecurity and shaping the future of software supply chain security, we d love to hear from you! Apply now to join our team of world-class security experts!