Senior Security Engineer Threat Response Jobs

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. As a Senior Security Software Engineer on the IAM team at Roblox, you'll build the next generation of identity and access management — defining how both humans and AI agents get identity, authenticate, and receive access to Roblox's production infrastructure. As AI agents become first-class actors in our systems, you'll design the tooling and policy that governs what they can do, how they prove who they are, and how we keep that access safe at scale. You'll also continue to evolve our workload authentication, privileged access management, and secure "golden path" for developers. Your work will directly shape the security posture of our entire production environment and set the standard for agentic IAM across the industry. You will: Design Identity and Access for AI Agents: You will define how AI agents get credentials, receive scoped permissions, and have their sessions managed throughout their lifecycle — pioneering the patterns for agentic identity in production. Engineer Hybrid Production IAM at Scale: You will design and implement scalable IAM solutions for Roblox's hybrid production environment, spanning on-premises and cloud infrastructure, ensuring secure and efficient access for hum

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Be a part of Roblox Corporation as a Senior Security Software Engineer in Vulnerability Management. Join our dedicated team to ensure the security of our platform. You will work on scaling vulnerability management tools across the company, providing millions of users with a flawless and secure experience. This role offers an outstanding opportunity to contribute to global projects. You Will: Develop and maintain internal software products and capabilities to drive awareness and resolution of vulnerabilities at scale within Roblox. Collaborate with cross-functional teams to identify, prioritize, and mitigate security vulnerabilities through tools and services. Design and build automated systems to highlight security issues to owners and make vulnerability remediation a first-class user experience. Develop tools and features that help make vulnerability remediation understandable and easy across Roblox’s entire tech stack and organization. Mentor and guide junior engineers in developing secure software and products, incorporating vulnerability management methodologies. You Have: Proven experience in software engineering, ideally with a focus on security. Proficiency in programming langu

Who are we? Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems. We’re training and deploying frontier models for enterprises who are building AI systems. We believe that our work is instrumental to the widespread adoption of AI and we are looking for folks that want to be part of that. We obsess over what we build. Each one of us is responsible for contributing to increasing the capabilities of our models and the value they drive for our customers. Cohere is a team of researchers, engineers, designers, and more, who are all passionate about their craft. We are a global technology company headquartered in Toronto with key offices in London, New York City, San Francisco, Montreal, Paris, Berlin and Seoul. Join us! As a Senior Security Operations Engineer you will: Serve as trusted advisor to team’s leadership and partner teams by clearly articulating business risks associated with security issues Harden our cloud-native environments (AWS, OCI, GCP) by introducing secure by default designs and features into network, tooling, and processes Own and drive resolutions for enabling engineers to design, build, and use infrastructure securely at scale by deploying secure architectures using infrastructure-as-code and reusable code libraries Manage IAM / RBAC for cloud infrastructure, and partner with IT on streamling authentication/authorization to ensure unified access control across the board Deploy and operationalize some of the security services and tools (eg: SIEM, SOAR, domain monitoring, endpoint tooling, cloud security tooling) Respond to security incidents and harden environments post-incidents. Support control monitoring and remediation for compliance initiatives Gather and analyze security metrics to address security issues with cross-team dependencies Be a problem solver who is empathetic to developer concerns and will employ construc

As a Senior Enterprise Sales Engineer, you’ll serve as a trusted technical advisor and strategic partner to both customers and Sales. You’ll lead complex technical evaluations, align solutions to business outcomes, and help shape deal strategy in high-impact opportunities. This role goes beyond delivering demos - you’ll own the evaluation experience end-to-end, influence key stakeholders, and help drive successful outcomes across enterprise accounts. What You’ll Do: Own the sales process in partnership with Account Executives by leading and shaping the technical strategy across opportunities from PG to Closed Won Lead customer discovery to uncover technical challenges, business goals, and success criteria, then translate those needs into tailored Datadog solutions and measurable business outcomes Deliver engaging product demos, technical presentations, and solution workshops that connect platform capabilities to customer outcomes for diverse stakeholder audiences including executives Full ownership of the technical evaluations (POVs) end-to-end: scoping use cases and requirements, defining competitive success criteria, building a project plan with clear timelines, and holding all participants accountable to the process Identify, develop, and leverage technical champions across multi-stakeholder environments, building a structured plan for champion cultivation and influence throughout the deal cycle Contribute to product direction through active participation in structured product and engineering field feedback sessions, bringing field insights and customer patterns to PM and engineering teams Drive operational excellence by ensuring activity, deal progress, and customer interactions are accurately documented and up to date in related systems Identify and proactively resolve technical and organizational blockers by collaborating across Product, Support, and GTM teams before customers are impacted Contribute to team enablement by mentoring peer

Couchbase, the operational data platform for AI, empowers businesses to succeed by bringing data to life in new ways. Major market-leading companies rely on Couchbase for mission critical operational, analytical, mobile and AI workloads. Built to replace legacy infrastructure and fragmented data services, Couchbase empowers enterprises with a unified platform architected for performance, flexibility and global scale. With Couchbase, organizations bring their data to life, launching game‑changing customer experiences, exploring the limitless potential of AI, and seamlessly extending applications from the cloud to the edge and beyond. Couchbase’s AI‑ready technology and enterprise partnership model eliminate complexity and reduce total cost of ownership, enabling teams to stay agile, innovative and secure. Couchbase believes data should never slow you down, but act as the foundation for your next breakthrough. Discover why Couchbase is trusted to help the world’s biggest players scale, move fast and stay resilient, no matter what’s next on their roadmap. Visit couchbase.com and follow us on LinkedIn and X. Want to be part of our story? Apply today! About Couchbase Couchbase is the Operational Data Platform for AI. Our customers don't run AI in a lab — they run it in production, where agents remember, reason, and act on live operational data. With the Couchbase AI Data Plane, we give those agents one governed layer for memory, context, tool access, and MCP, deployed anywhere from public cloud to Kubernetes to the edge to air-gapped environments. Amadeus, Cisco, Comcast, FICO, PepsiCo, United, Verizon, and Wells Fargo trust us with their data. That means AI security isn't a side topic here. It's adjacent to the product, and it's the environment we operate in every day. The Role We're hiring a Sr. Security Operations Engineer to join Couchbase's global Information Security team as our second dedicated SecOps engineer. We think the interesting work in security

At Linear, we're building the product development system for teams and agents. AI is fundamentally changing how software gets built, and we’re shaping the tools this new era requires. Founded in 2019, Linear has become the platform of choice for more than 30,000 companies (including OpenAI, Coinbase, and Ramp) to plan, build, and ship their products. Today, our team is distributed across North America, Europe, and Australia, and we’re continuing to grow internationally. What unites us is relentless focus, fast execution, and a deep care for software craftsmanship. At Linear, we are committed to quality. Security is an essential part of that quality — not a layer that we add later, but something we build in from the start. We have a foundational security program we're proud of but, as Linear evolves our product and scales into enterprise, there's meaningful work ahead: staying ahead of vulnerabilities as our attack surface grows, responding fast and cleanly when incidents happen, and hardening our product and infrastructure. As Security Engineer at Linear, you'll be operating in a high-autonomy role with real scope, doing hands-on security work across the product and infrastructure we build. Location & work mode Linear is a remote-first company. This role is open to candidates based in North America. You can work from anywhere within this region. We value deep focus and async collaboration, with intentional moments to connect in person through team off-sites, optional co-working, and occasional travel. What you’ll do Depending on your experience / skillset and our broader priorities, you could: Operate, automate, and extend vulnerability management end-to-end: triage, prioritize, and drive remediation across product, infrastructure, and dependencies, and keep the program’s SLAs meaningful rather than theoretical Run our bug bounty program: triage incoming reports, validate severity, work with engineering on fixes, and keep researcher relationships professional an

We believe that the way people interact with their finances will drastically improve in the next few years. We’re dedicated to empowering this transformation by building the tools and experiences that thousands of developers use to create their own products. Plaid powers the tools millions of people rely on to live a healthier financial life. We work with thousands of companies like Venmo, SoFi, several of the Fortune 500, and many of the largest banks to make it easy for people to connect their financial accounts to the apps and services they want to use. Plaid’s network covers 12,000 financial institutions across the US, Canada, UK and Europe. Founded in 2013, the company is headquartered in San Francisco with offices in New York, Seattle, Washington D.C., Raleigh, London, and Amsterdam. The mission of Plaid's Product Security Team is “Improve our customer’s trust by assuring secure development and delivery of products and services, minimizing risk to the ecosystem, and preventing security incidents." Plaid's Product Security team helps engineering teams build secure products and continuously identify and reduce security risks. Our work spans security architecture and design, application security, vulnerability management, supply chain security, and security automation. We work directly with product and engineering teams to identify risks early, influence secure architecture, and define security requirements. We build and leverage automated security capabilities to expand testing coverage, validate fixes, and reduce recurring vulnerabilities. As AI accelerates software development, our goal is to help Plaid maintain strong security without relying on manual reviews for every change. This role is perfect for you if: You enjoy understanding complex products and systems and finding security risks that are not immediately obvious. You have strong application security fundamentals and are comfortable working directly with code and architecture. You enjoy working closel

NVIDIA's Automotive Offensive Security team believes the best defense is a good offense. Securing a sophisticated automotive operating system means finding vulnerabilities then building the tooling needed to find them at scale. We're looking for a senior engineer who can break low-level systems and then automate the insights gained from doing so into reusable security capabilities. What you'll be doing: You'll discover and evaluate vulnerabilities on both source code and binaries, focusing on low-level technologies such as OS kernels, Hypervisor, boot ROMs, firmware, and hardware. More than just bug finding, you'll develop and build automation to scale your work. This includes security pipelines, fuzzing infrastructure, AI-assisted vulnerability discovery, tools for automated code inspection, and code conversion. You'll work closely with security researchers and engineers, owning tool development - from prototype to production - for use across the software organization What we need to see : 7+ years of hands on programming experience, particularly with C/C++. Python and memory safe language (e.g. Rust, Ada/SPARK) proficiency a plus. B.S. or equivalent experience in Computer Science or a related field. Strong low-level systems security background: OS internals, kernels, hypervisors, firmware, or hardware; applying an analytical approach dissecting the functionality of intricate software and identifying security flaws. Experience with embe

Why Sony Interactive Entertainment? Sony Interactive Entertainment isn’t just the Best Place to Play — it’s also the Best Place to Work. Sony Interactive Entertainment (SIE) is the company behind the PlayStation brand. As a subsidiary of Sony Group Corporation, we’re part of a proud legacy of innovation and excellence. SIE is a dynamic technology company, delivering cutting-edge hardware and network services to more than 100 million people and an entertainment leader, home to some of the most beloved and recognizable intellectual properties (IP) in the world. Our role at SIE is to create and nurture the experiences under the PlayStation brand, a name synonymous with entertainment excellence and creativity. We are looking for an inspirational and hardworking person to join the Platform Hosting Cloud Security Engineering team at SIE! You'll be joining a team of innovative engineers who are unified in their mission to make PlayStation the best and most secure gaming platform. This support is fulfilled by minimizing impact to the platform while ensuring security needs are met. This role is highly technical and requires a shown grasp of security principles and how they are applied to production environments. You will assist in the planning, design, development, testing, and management of security tools and processes that provide protection and visibility of our cloud environments. Key Responsibilities Design, architect, and implement security controls and frameworks for PlayStation Infrastructure Be responsible for the detection of security gaps, and lead efforts to mature security tooling and operational processes Work with product and platform teams to define system requirements, engineer, and implement cloud based security applications and controls Write code to automate security processes which seamlessly integrate into code builds and deployments, applying DevSecOps processes and tools Architect, develop, and deploy automation solutions that help audit, secure, and

Bloomreach is building the world’s premier agentic platform for personalization .We’re revolutionizing how businesses connect with their customers, building and deploying AI agents to personalize the entire customer journey. We're taking autonomous search mainstream, making product discovery more intuitive and conversational for customers, and more profitable for businesses. We’re making conversational shopping a reality, connecting every shopper with tailored guidance and product expertise — available on demand, at every touchpoint in their journey. We're designing the future of autonomous marketing , taking the work out of workflows, and reclaiming the creative, strategic, and customer-first work marketers were always meant to do. And we're building all of that on the intelligence of a single AI engine — Loomi — so that personalization isn't only autonomous…it's also consistent.From retail to financial services, hospitality to gaming, businesses use Bloomreach to drive higher growth and lasting loyalty. We power personalization for more than 1,400 global brands, including American Eagle, Sonepar, and Pandora. About the Role You will serve as a trusted security partner to Engineering, DevOps, and IT, designing and hardening secure AWS environments, securing our containerized and Linux-based workloads, and protecting our corporate infrastructure and identity/access tooling — while partnering closely with our dedicated SOC team on detection and response. You will act as a key member of the Cloud Security team, owning cloud and corporate infrastructure security architecture, vulnerability remediation, and Splunk administration and data integration, in close partnership with the SOC team, which owns detection content, alerting, playbooks, and incident triage/response. Your Job Will Be (but not limited to) Design, implement, and monitor security controls across our AWS cloud infrastructure, applying platform-native s

Bloomreach is building the world’s premier agentic platform for personalization .We’re revolutionizing how businesses connect with their customers, building and deploying AI agents to personalize the entire customer journey. We're taking autonomous search mainstream, making product discovery more intuitive and conversational for customers, and more profitable for businesses. We’re making conversational shopping a reality, connecting every shopper with tailored guidance and product expertise — available on demand, at every touchpoint in their journey. We're designing the future of autonomous marketing , taking the work out of workflows, and reclaiming the creative, strategic, and customer-first work marketers were always meant to do. And we're building all of that on the intelligence of a single AI engine — Loomi — so that personalization isn't only autonomous…it's also consistent.From retail to financial services, hospitality to gaming, businesses use Bloomreach to drive higher growth and lasting loyalty. We power personalization for more than 1,400 global brands, including American Eagle, Sonepar, and Pandora. About the Role You will serve as a trusted security partner to Engineering, DevOps, and IT, designing and hardening secure AWS environments, securing our containerized and Linux-based workloads, and protecting our corporate infrastructure and identity/access tooling — while partnering closely with our dedicated SOC team on detection and response. You will act as a key member of the Cloud Security team, owning cloud and corporate infrastructure security architecture, vulnerability remediation, and Splunk administration and data integration, in close partnership with the SOC team, which owns detection content, alerting, playbooks, and incident triage/response. Your Job Will Be (but not limited to) Design, implement, and monitor security controls across our AWS cloud infrastructure, applying platform-native s

Join us in building the future of finance. Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited by younger generations in the next two decades. The largest transfer of wealth in human history. If you’re ready to be at the epicenter of this historic cultural and financial shift, keep reading. About the team + role We are building an elite team, applying frontier technologies to the world’s biggest financial problems. We’re looking for thoughtful problem-solvers and builders who want to make a meaningful contribution. Robinhood is a place where people take ownership of their work and help improve financial access for all. We operate with high standards, clear accountability, and a strong focus on security and ethics in everything we build! The Red Team’s mission is to identify and reduce real-world security risks across Robinhood by simulating adversary behavior and testing defenses. As a Staff Offensive Security Engineer, you will plan and execute security assessments across applications, infrastructure, and physical environments, and partner closely with engineering and security teams to strengthen detection and response capabilities. You will help prioritize risk, contribute to remediation efforts, and develop tools and techniques that improve how we test and secure our systems. Your work will directly support the safety and reliability of products used by millions of customers. This role is based in our Bellevue, WA, New York, NY, Denver, CO or Menlo Park, CA office(s), with in-person attendance expected at least 3 days per week. At Robinhood, we believe in the power of in-person work to accelerate progress, spark innovation, and strengthen community. Our office experience is intentional, energizing, and designed to fully support high-performing teams. What you’ll do Evangelize the Offensive Security Team’s Findings and Projects with stakeholders throughout the company and collaborate with other teams to create solu

The Role As a Senior Application Security Engineer, you will provide hands-on technical delivery for the migration of Web Application Firewall (WAF) capabilities to Cloudflare and/or Akamai. You will work closely with architecture, security, network, and application teams to execute migration waves, onboard applications, implement security policies, and support successful cutovers. You will play a key role in validating functionality, security, and performance, resolving technical issues, and supporting post-migration stabilization across complex enterprise environments. What You’ll Do Deliver end-to-end WAF migrations to Cloudflare and/or Akamai, including configuration, application onboarding, and deployment. Implement and tune WAF security policies, rules, and controls in line with application and security requirements. Execute DNS and traffic-routing changes and support integrations required for successful application migration. Perform testing, troubleshooting, and validation to confirm functionality, security, and performance throughout migration waves. Partner with architecture, security, network, and application teams to support cutover activities, resolve technical issues, and stabilize services following migration. What We’re Looking For 10+ years of relevant experience in network security, application security, infrastructure engineering, or related technical roles, with substantial hands-on WAF experience. Strong hands-on experience configuring, migrating, and supporting enterprise WAF technologies, ideally Cloudflare and/or Akamai. Practical knowledge of DNS, HTTP/HTTPS, TLS, traffic routing, application delivery, and web security concepts. Experience implementing and tuning WAF policies and security rules, troubleshooting application traffic, and resolving migration or production issues. Demonstrated experience working collaboratively with architecture, security, network, and application teams to deliver complex technical changes. Bonus Points For Expe

Join us in building the future of finance. Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited by younger generations in the next two decades. The largest transfer of wealth in human history. If you’re ready to be at the epicenter of this historic cultural and financial shift, keep reading. About the team + role We are building an elite team, applying frontier technologies to the world's biggest financial problems. We're looking for bold thinkers. Sharp problem-solvers. Builders who are wired to make an impact. Robinhood isn't a place for complacency, it's where ambitious people do the best work of their careers. We're a high-performing, fast-moving team with ethics at the center of everything we do. Expectations are high, and so are the rewards. Robinhood's Security Engineering org is a builder-first security engineering team — engineers organized across Cloud Security, Infrastructure Security, Security Platform, and Detection & Response. Unlike traditional security teams that identify risk and hand it off, this org builds the systems that solve it. We own the critical authentication and identity infrastructure that protects every Robinhood user, the cryptographic libraries and access provisioning systems that keep internal operations secure, and the telemetry and detection platforms that give our security operations team the signal they need to move fast. If it secures how Robinhood runs — we built it. AI is reshaping what this team does and how it operates across two dimensions. First, we are embedding security directly into Robinhood's growing AI and agentic infrastructure — building the runtime authentication, credential management, and validation systems that make it possible to run AI safely in production at scale. Second, we are using AI to fundamentally multiply the capability of the security program itself — building intelligent internal platforms that surface vulnerabilities, accelerate detection

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role We are seeking a Senior Platform Security Engineer to lead security efforts across our growing Unmanned Aircraft Systems (UAS) portfolio. This role focuses on securing both hardware and increasingly software-driven systems, including autonomy platforms, command-and-control (C2) applications, APIs, cloud infrastructure, and embedded devices. As our products scale and become more connected, the attack surface expands across edge, air, and cloud environments. This role ensures security is built into the full system lifecycle—from hardware and firmware to applications and distributed services. Key Responsibilities Lead end-to-end product security across UAS platforms, including embedded systems, flight software, APIs, backend services, and cloud infrastructure. Design and implement secure architectures covering device identity, authentication, authorization, and data protection. Perform security assessments across software, firmware, and hardware, including application testing, code review, and adversarial analysis. Build and integrate security into CI/CD pipelines, including automated testing, scanning, and policy enforcement. Partner with software, hardware, and firmware teams to embed security into the development lifecycle. Secure communications