Infrastructure Security Engineer - Member of Technical Staff

GitLab seeks a Staff Infrastructure Security Engineer to focus on safeguarding infrastructure across the Asia-Pacific (APAC) and Europe, Middle East, and Africa (EMEA) regions. This position is fully remote and supports a distributed team working across multiple time zones. Role focus This role centers on improving GitLab's infrastructure security. The engin…

Are you ready to push the boundaries of your capabilities?At Coinbase, we are committed to enhancing economic freedom around the globe. This ambitious mission requires our utmost dedication as we construct an innovative onchain platform that will redefine the global financial landscape.We are in search of a unique individual who is deeply passionate about our mission and recognizes the transformative potential of cryptocurrency and blockchain technology in modernizing the financial system. We want someone who is eager to leave a lasting impact, thrives under pressure, and seeks continuous feedback for personal and professional growth. This role calls for a problem-solver who embraces challenges head-on.Our work culture is dynamic and may not suit everyone. However, if you aspire to build the future alongside top-tier colleagues who demand excellence, there’s no better environment for you.While many positions at Coinbase are remote-first, we are not entirely remote. In-person engagement is required periodically throughout the year, as we hold team and company-wide offsites multiple times annually to nurture collaboration, connection, and alignment. Your participation is expected and fully supported.As a member of Coinbase's Infrastructure Security (InfraSec) team, you will play a pivotal role in safeguarding the core of our infrastructure and platform services. This position collaborates closely with engineering teams to design, implement, and automate advanced security solutions across intricate cloud and containerized environments. Utilizing your extensive knowledge of technologies like Kubernetes and AWS, you will act as a trusted consultant to cross-functional teams and senior leadership, influencing strategic decisions that harmonize security, scalability, and business functionality.

P-1124 Summary At Databricks, we are driven by a passion for empowering data teams to tackle some of the most challenging problems in the world, spanning from security threat detection to advancements in cancer drug development. We achieve this by constructing and managing a top-tier data and AI infrastructure platform, enabling our customers to concentrate on their high-value missions. Our engineering teams are dedicated to creating highly technical products that address significant needs in the world. We continuously push the limits of data and AI technology while maintaining the resilience, security, and scalability essential for our customers’ success on our platform. Customers place their trust in Databricks with their most sensitive data, and our Trust & Safety team is committed to establishing the world’s most reliable data analytics and machine learning platform. Security Engineering plays a pivotal role within Trust & Safety, working diligently to safeguard customer data from malicious threats. We are seeking seasoned leaders like you to craft the vision and define the strategy for this critical area. The impact you will have: Enhance the safety of Databricks for our customers by identifying and addressing critical vulnerabilities in our infrastructure and services. Attract industry-leading talent to our team. Serve as a representative for the security engineering discipline throughout the organization, advocating for a data-driven approach. Represent Databricks at academic and industry conferences and events. What we look for: A minimum of 7 years of experience in Data Security or related fields, with expertise in at least two of the following areas: Cryptography, Kubernetes Security, Web Security, Governance, Privacy, Trust, Safety, Authentication, Identity Management, Access Control, Key Management, Inter-Service Authentication, Secure Application Frameworks, Detection & Response. Proven experience in building systems at large-scale internet companies is highly desirable. ...

About PoshmarkPoshmark stands as a premier fashion resale marketplace, fueled by an active and enthusiastic community of buyers and sellers, complemented by real-time social engagement. Our platform is crafted to make online selling not just enjoyable but also inherently social and straightforward. Poshmark empowers sellers to transform their closets into flourishing businesses while sharing their unique styles with the world. Since our inception in 2011, we have expanded our community to exceed 130 million users, generating over $10 billion in GMV and assisting sellers in realizing billions in earnings. We delight buyers with exceptional deals and unique items while championing a sustainable future for fashion. For further information, please visit www.poshmark.com and for the latest company updates, visit newsroom.poshmark.com.At Poshmark, the security team plays a critical role in safeguarding our application platform, cloud infrastructure, and IT systems, ensuring the protection of our community of 150 million Poshers. We are seeking a Staff Engineer specializing in Cloud/Infrastructure Security, tasked with designing, implementing, and maintaining secure AWS cloud and corporate IT infrastructure, adhering to industry best practices and CIS benchmarks. This position encompasses hardening systems, developing security architectures and policies, managing vulnerabilities, and enforcing least-privilege IAM controls across the enterprise.

Join our dynamic team at Cloudflare as a Digital Customer Solutions Engineer, where you will play a pivotal role in enhancing customer experiences across the APAC and EMEA regions. You will leverage your technical expertise to design, implement, and optimize solutions that meet the specific needs of our diverse clientele.Your ability to bridge the gap between customer requirements and technical solutions will be key in delivering exceptional service. Collaborating with cross-functional teams, you will ensure our technology aligns with customer expectations and drives measurable results.

About UsAt Verkada, we are revolutionizing the way organizations safeguard their personnel and properties through an integrated, AI-driven platform. As a frontrunner in cloud-based physical security, we empower over 30,000 organizations worldwide, including more than 100 Fortune 500 companies, to enhance safety and operational efficiency via a single, connected software solution. Our offerings encompass video security, access control, air quality sensors, alarms, intercoms, and visitor management. Established in 2016, Verkada has experienced remarkable growth, now boasting 15 offices and a dedicated workforce of over 2,200 employees.Role OverviewThe Verkada Security Team, primarily composed of software engineers, is dedicated to establishing optimal software security practices. In this pivotal role, you will enhance Verkada’s security throughout the software development lifecycle (SDLC) by utilizing automation, libraries, tools, and frameworks. Your responsibilities will span various technology stacks and involve collaborating with engineering teams across Verkada’s Command platform.

We are seeking a talented and dedicated Staff Security Engineer to join our dynamic team at fal. In this role, you will be vital in enhancing our infrastructure's security posture while ensuring compliance with industry standards and best practices.Your expertise will contribute to designing, implementing, and maintaining robust security solutions that safeguard our systems and data. You will collaborate closely with cross-functional teams to identify vulnerabilities and develop effective mitigation strategies.

Join CoreWeave as a Senior Staff Network Security Engineer and take the lead in architecting a robust security framework for our global infrastructure. In this pivotal role, you will design innovative security solutions that safeguard our expansive GPU clusters and network fabric. As a proactive builder, you will utilize telemetry, automation, and advanced protocols to embed security deeply into our operational framework. Collaborate with top-tier network architects and engineers to address security challenges at a global scale, while enjoying the freedom to experiment and define our cloud security strategies.

Join Our Dynamic Security TeamAt OpenAI, security is integral to our mission of ensuring that artificial general intelligence serves the greater good of humanity. Our dedicated Security team safeguards our technology, personnel, and products. We pride ourselves on our technical expertise in building robust security measures while operating with a commitment to supporting all research and product initiatives at OpenAI.Our core tenets emphasize impactful prioritization, empowering researchers, preparing for transformative technologies, and fostering a vibrant security culture.Your Role as a Security EngineerWe are on the lookout for a skilled Security Engineer to bolster our Infrastructure Security (InfraSec) team. The InfraSec team is tasked with safeguarding the backbone of OpenAI’s research and production platforms, which include GPU supercomputing clusters, multi-cloud environments, data centers, networking, storage solutions, and the critical services that fuel our advanced AI models. This role encompasses a wide array of responsibilities, from hardware and firmware security to Kubernetes clusters and data access controls for sensitive model weights and user data.Key Responsibilities:Design and implement security controls across multiple layers—ranging from physical hardware and firmware to networks and CI/CD pipelines—to safeguard against sophisticated threats and insider risks.Collaborate with cross-functional engineering and security teams to deploy security enhancements and control modifications across extensive infrastructure.Lead high-impact initiatives such as checkpoint encryption, network isolation, secret management, and machine identity, while continuously elevating security standards for emerging AI workloads.Adopt a generalist mindset in building security measures, blending deep security knowledge with a broad range of technical skills to meet evolving challenges.Ideal Candidate Profile:Thorough understanding of security principles, best practices, and prevalent vulnerabilities.Proactive in identifying and mitigating security gaps or inefficiencies through automation and innovative tooling.Proven success in delivering scalable security solutions and driving impactful changes across real-world infrastructure projects.In-depth knowledge of cloud platform security (e.g., Amazon AWS, Microsoft Azure, Google Cloud).

Join MongoDB as a Security Software Engineer specializing in Infrastructure Security. In this pivotal role, you will work collaboratively within a top-tier team to enhance our security posture, safeguard our infrastructure, and ensure the safety of our systems against evolving threats. Your expertise will be instrumental in designing, developing, and implementing secure software solutions that protect sensitive information while enabling our innovative technology to flourish.

At Databricks, we are dedicated to empowering data teams to address some of the most challenging issues in the world, from detecting security threats to developing cancer treatments. We achieve this by constructing and maintaining the world's leading data and AI infrastructure platform, allowing our clients to concentrate on the critical challenges that define their missions.Our engineering teams create sophisticated products that meet significant global needs. We are continually pushing the limits of data and AI technology while ensuring resilience, security, and scalability that are essential for our customers' success on our platform.Customers entrust Databricks with their most sensitive data, and our Trust & Safety team is committed to developing the most reliable data analytics and machine learning platform globally. Security Engineering plays a pivotal role in Trust & Safety, safeguarding customer data from malicious threats. We are seeking visionary senior leaders like you to define the strategy for this essential domain.

About Our TeamAt OpenAI, security is integral to our mission of ensuring that artificial general intelligence benefits all of humanity. Our Security team is dedicated to safeguarding OpenAI’s technology, personnel, and products. We take a technical approach to our builds while executing operationally, supporting every product and research initiative at OpenAI. Our core principles include focusing on impactful outcomes, empowering our researchers and developers, preparing for transformative technologies, and cultivating a strong, collaborative security culture.About the RoleWe are looking for a Principal Security Engineer to join our Infrastructure Security (InfraSec) team. InfraSec is responsible for protecting the backbone of OpenAI’s research and production environments, including GPU supercomputing clusters, multi-cloud infrastructure, data centers, networking, storage, and critical services that support our cutting-edge AI models. This role encompasses everything from bare-metal hardware and firmware to Kubernetes clusters, service meshes, and the secure data pathways that handle sensitive model weights and user information.As a Principal Security Engineer, you will define the technical vision and lead the implementation of essential foundational services, such as authentication systems, egress/ingress proxies, access brokers, and key management solutions, maintaining high standards of reliability, scalability, and software craftsmanship. These systems are crucial for ensuring security in OpenAI’s customer and supercomputing environments, especially under high-demand and adversarial conditions.Your Responsibilities:Lead the design and strategic roadmap for core security services (e.g., authentication/authorization, policy enforcement, secure proxies, key management), overseeing their journey from conception through deployment and ongoing operation.Design and develop large-scale security systems that ensure robust protections across hardware, operating systems, Kubernetes, networks, and CI/CD, while balancing security, reliability, latency, and developer usability.Collaborate with cross-functional teams in infrastructure and research engineering to orchestrate secure deployments, shaping interfaces, migration strategies, and rollout plans for extensive fleets and critical workflows.Develop and enhance security primitives (identity, attestation, authorization, encryption key lifecycle, access mediation) that serve as foundational blocks for OpenAI’s platform.Utilize cutting-edge models and agents to create automation and detection tools aimed at continuously identifying and mitigating potential threats.

Join Our Innovative TeamAt Twelve Labs, we are at the forefront of technology, developing state-of-the-art multimodal foundation models that enable video comprehension akin to human understanding. Our groundbreaking models have set new benchmarks in video-language modeling, enhancing our capabilities and revolutionizing media interaction and analysis.With impressive backing of $107 million in Seed and Series A funding from prestigious venture capital firms including NVIDIA’s NVentures, NEA, Radical Ventures, and Index Ventures, as well as renowned AI pioneers such as Fei-Fei Li and Alexandr Wang, our San Francisco headquarters serve as a hub for global innovation, complemented by a strong presence in APAC from Seoul.We cherish the unique journeys of our team members, believing that diverse cultural, educational, and life experiences fuel our collective creativity. We seek passionate individuals aligned with our mission to reshape technology. Join us in our quest to revolutionize video understanding and the realm of multimodal AI.Your RoleWe are on the lookout for a Staff Security Engineer to bolster our security team. Collaborating closely with our lead security engineer, you'll play a vital role in evolving and scaling our security initiatives. This generalist position offers a wide-ranging scope, encompassing application security, cloud infrastructure, CI/CD pipelines, and addressing AI/ML-specific vulnerabilities.This is not a SOC position; you won't be confined to an alert queue. Instead, you'll be actively engaged in identifying risks, enhancing controls to mitigate those risks, and working collaboratively with engineering and infrastructure teams to integrate security seamlessly into our development processes. As a dynamic AI company, we tackle security challenges that are often unprecedented—securing model weights, ML pipelines, and training infrastructure alongside more traditional domains.If you thrive on addressing emerging threats, enjoy deeply understanding systems, and aspire to make a meaningful impact at a cutting-edge video AI company, this role is tailored for you.Note: U.S. Citizenship is required due to access to systems governed by U.S. government security regulations.Location Requirements: We are currently considering candidates exclusively based in the Pacific Time Zone (PT).Candidates should be prepared to travel up to 10% annually for team meetings and events.

Role Overview mercor is hiring a Cloud Infrastructure Security Engineer in San Francisco. This role focuses on protecting cloud systems, maintaining data integrity, and applying security protocols to guard against new threats. Collaboration with cross-functional teams is central to designing and maintaining secure cloud environments.

At Replit, we're revolutionizing software development by empowering individuals and businesses to create applications effortlessly through natural language. With a global user base of millions and over 500,000 business users, we are committed to breaking down traditional barriers in software creation.About the Role:Join our dynamic Infrastructure Engineering team, where you will play a pivotal role in ensuring the reliability, scalability, and performance of Replit's infrastructure that supports developers worldwide. As a Senior Infrastructure Engineer, you will be at the intersection of development and operations, focusing on automation and best practices that facilitate efficient scaling while ensuring high availability.We are on the lookout for passionate Senior Infrastructure Engineers who excel in building and maintaining resilient systems at scale. Your objective will be to proactively identify and analyze reliability issues within our infrastructure, designing and implementing innovative software and systems to achieve significant improvements. You will create robust monitoring solutions, automate operational processes, and enhance infrastructure reliability, all while mentoring and fostering a culture of reliability within the broader engineering team at Replit.Your Responsibilities:Automate and Innovate: Architect and enhance automation to minimize manual effort and operational burdens. Design and maintain CI/CD pipelines and infrastructure automation using tools like Terraform or Pulumi. Develop self-healing systems capable of automatically addressing common failure scenarios.Optimize Infrastructure Performance: Collaborate with core infrastructure and product teams to fine-tune and optimize our cloud deployments (Kubernetes, Docker, GCP). Identify and eliminate performance bottlenecks, implement capacity planning, and reduce latency across global regions.Enhance Developer Experience: Design and execute improvements to our build, test, and deployment systems to accelerate, secure, and enhance software delivery for all engineers.Foster Cross-Department Improvements: Work closely with service owners throughout Replit to identify challenges and collaborate on implementing enhancements in their specific services.Develop Shared Tools: Create and manage centralized tools and automation that streamline the engineering lifecycle, from local development to production monitoring.

About Our TeamAt OpenAI, security is integral to our commitment to ensuring that artificial general intelligence serves the greater good for all of humanity.The Security team plays a vital role in safeguarding OpenAI’s technology, personnel, and products. We emphasize a technical approach to our projects while maintaining operational excellence in our execution. Our guiding principles focus on driving impactful results, empowering researchers, preparing for future innovations, and fostering a strong security culture.About the PositionWe are looking for a Principal Security Engineer to strengthen our Infrastructure Security (InfraSec) team. The InfraSec team is responsible for fortifying the core of OpenAI’s research and production ecosystems, which include GPU supercomputing clusters, multi-cloud solutions, data centers, networking, storage systems, and the essential services that support our advanced AI models. This role encompasses securing everything from bare-metal hardware and firmware to Kubernetes clusters, service meshes, and access pathways for sensitive model weights and user data.As a Principal Engineer, you will establish technical direction and lead high-impact infrastructure security initiatives, collaborating with diverse teams across OpenAI to implement sustainable controls that enhance our security posture on a large scale.Key Responsibilities:Take ownership of end-to-end security outcomes for critical infrastructure sectors, including developing multi-quarter strategies, roadmaps, and execution plans.Develop and implement security controls across various layers (e.g., physical hardware, firmware/BMC, OS, Kubernetes, networks, CI/CD) to protect against advanced threats and insider risks.Lead collaborative programs to roll out security enhancements and adjustments across extensive infrastructure, ensuring a balance between security, reliability, and operational speed.Adopt a generalist perspective in developing security measures, blending specialized security knowledge with a broad technical skill set to address evolving challenges.Oversee threat modeling and design evaluations for significant infrastructure modifications, ensuring robust security foundations and operational excellence.Mentor and elevate engineers within InfraSec and partner teams, contributing to a vibrant security culture through guidance and support.

P-1124 Summary At Databricks, we are dedicated to empowering data teams to tackle some of the world's most challenging problems, ranging from security threat detection to cancer drug development. Our mission is realized through the development and operation of the premier data and AI infrastructure platform, allowing our clients to concentrate on the vital challenges central to their objectives. Our engineering teams craft technically sophisticated products that meet significant needs in the world. We consistently advance the frontiers of data and AI technology while maintaining the resilience, security, and scale essential for our customers' success on our platform. Customers place their trust in Databricks with their most critical data, and the Trust & Safety team is committed to establishing the most reliable data analytics and ML platform globally. Security Engineering plays a pivotal role in this mission, safeguarding customer data from malicious threats. We are seeking seasoned leaders like you to shape the vision and define the strategy in this vital area.

About AbridgeAbridge, established in 2018, is dedicated to enhancing understanding in healthcare through our innovative AI-driven platform. Designed specifically for medical dialogues, our technology streamlines clinical documentation, allowing healthcare professionals to concentrate on what truly matters—their patients.Our enterprise-grade solutions convert patient-clinician conversations into structured clinical notes in real-time, supported by robust EMR integrations. By leveraging Linked Evidence and our unique, auditable AI capabilities, we are the only firm that aligns AI-generated summaries with ground truth, ensuring rapid trust and verification for providers. As trailblazers in generative AI for healthcare, we are setting benchmarks for the responsible integration of AI within health systems.We are a diverse team of practicing MDs, AI experts, PhDs, creative minds, and engineers, all united in our mission to empower individuals and simplify care. Our offices are situated in San Francisco's vibrant Mission District, New York's SoHo, and East Liberty in Pittsburgh.The RoleAre you eager to contribute to constructing security frameworks at the forefront of AI in global healthcare? We invite applications for a highly skilled and motivated Senior or Staff Security Infrastructure Engineer to become an integral part of the Abridge Security team as one of its inaugural engineers. This position places you in a pivotal technical leadership role, guiding vital initiatives that will shape our products, infrastructure, and engineering methodologies.You will collaborate with product and engineering teams to seamlessly integrate security measures, automate security functionalities, design and implement scalable infrastructure and data pipelines essential for our security operations, and mentor colleagues to create systems that are secure by default in this AI era.This role demands profound technical knowledge, a proactive builder's mentality, and superior communication skills to foster a security-oriented culture throughout the organization. This is a unique opportunity to architect the future of security at Abridge. If you are passionate about transforming 0 → 1 and view modern security fundamentally as a challenge of large-scale data and automation, you will excel in this environment.

Join Our TeamAt OpenAI, we believe in the transformative potential of artificial general intelligence for the benefit of humanity. Our dedicated Security team is pivotal in safeguarding this mission by protecting our technology, people, and products. We take a technical approach in our creations while executing operationally, supporting every product and research initiative at OpenAI. Our core principles include prioritizing impactful solutions, empowering researchers and developers, preparing for groundbreaking technologies, and cultivating a collaborative security culture.Your RoleWe are on the lookout for a passionate Security Software Engineer to become a vital member of our Infrastructure Security (InfraSec) team.InfraSec is responsible for the protection of OpenAI’s critical research and production environments, including GPU supercomputing clusters, multi-cloud infrastructure, data centers, networking, storage, and essential services that drive our cutting-edge AI models. Our responsibilities encompass everything from bare-metal hardware and firmware to Kubernetes clusters, service meshes, and the secure data pathways that manage sensitive model weights and user information.In this role, you will design and create essential foundational services, such as authentication systems, egress and ingress proxies, access brokers, and key management platforms. These systems are expected to meet high standards for reliability, scalability, and software craftsmanship, forming the security backbone of OpenAI’s supercomputing setup while remaining resilient against intense scale and potential adversarial threats.Key ResponsibilitiesArchitect and implement production-grade security services (e.g., authentication services, access brokers, secure proxies, key management infrastructure) ensuring robust security across hardware, operating systems, Kubernetes, networks, and CI/CD pipelines.Collaborate with infrastructure and research engineers to integrate security into high-performance compute clusters, enabling swift model training and deployment without compromising safety.Develop automation and detection tools to proactively identify and mitigate risks in expansive cloud and on-premise environments.Lead high-impact initiatives like line-speed encryption, machine identity management, and network isolation to continuously elevate security standards for advanced AI workloads.Participate in design reviews and threat modeling to ensure new systems are launched with strong security foundations.