Senior AI Security Engineer at Menlo Security | Canada

Menlo Security is dedicated to empowering secure global connectivity, communication, and collaboration without compromise. The challenges presented by COVID-19 have intensified our mission, as we serve a diverse clientele, including Fortune 500 companies, 9 out of the 10 largest global banks, and the Department of Defense.The landscape of technology is evolving, and as we expand from 400 employees, we are on the lookout for passionate individuals who exhibit empathy and agility. The ideal candidate is ethical, highly organized, committed to completing tasks, service-oriented, and open to feedback while also possessing the confidence to offer constructive insights.Menlo is well-funded for growth, with esteemed investors such as Vista Equity Partners, General Catalyst, JPMC, American Express, HSBC, and Ericsson Ventures.We are currently searching for a Senior AI Security Engineer to tackle the emerging security challenges posed by autonomous AI agents. In this pivotal role, you will research, design, and implement innovative strategies to detect and mitigate prompt poisoning, context manipulation, malicious agent behaviors, and other adversarial threats targeting AI systems.Collaboration with engineering teams will be essential as you translate leading-edge security research into practical, deployable security measures to protect agents interacting with untrusted web content in real-world settings.

Menlo Security is on a mission to empower secure connections, communications, and collaborations. The recent challenges posed by COVID-19 have amplified the importance of our mission as we cater to a diverse clientele, including Fortune 500 companies, nine out of the ten largest global banks, and the Department of Defense.As we evolve from a workforce of 400 to the next stage of our growth, we are on the lookout for passionate individuals who embody empathy and agility. The ideal candidate will be ethical, highly organized, and driven by a completion-oriented mindset. They should be service-focused and open to feedback, while also possessing the confidence to provide insights and guidance.Backed by top-tier investors such as Vista Equity Partners, General Catalyst, JPMC, American Express, HSBC, and Ericsson Ventures, Menlo Security is well-positioned for significant growth.Position OverviewWe are seeking a dynamic Senior Customer Marketing Manager who will play a pivotal role at the intersection of AI security, data security, and browser security. This position is crucial as we leverage our strong base of satisfied customers whose testimonials are integral to our mission.In this role, you won't just manage programs; you will architect strategies that highlight customer success, directly impacting our expansion in a highly competitive landscape. Trust among cybersecurity buyers is paramount, making the promotion of our successful clients a key growth strategy. You will lead our global customer advocacy and reference programs, facilitating Customer Advisory Boards (CABs) and creating compelling case studies and engaging digital content that fuel our marketing and sales initiatives.This is a critical position where you will own strategic initiatives, build programs, and cultivate relationships, ensuring our customers become our strongest advocates against sophisticated threats. If you excel in ambition, strategic oversight, and proactive execution, merging high-level program management with a deep understanding of customer needs, we want you on our team.

Menlo Security is dedicated to empowering individuals and organizations to connect, communicate, and collaborate securely without compromise. The urgency of this mission has only intensified in the wake of COVID-19. We proudly serve a diverse clientele that includes Fortune 500 companies, 9 out of 10 of the largest global banks, and the Department of Defense.Our work environment has evolved significantly, and we are poised to expand from 400 employees to the next chapter in our journey. We are in search of passionate individuals who embody empathy and agility. The ideal candidate is ethical, exceptionally organized, dedicated to seeing tasks through to completion, service-oriented, and open to feedback while also confident in providing guidance to others.Menlo Security is backed by leading investors, including Vista Equity Partners, General Catalyst, JPMC, American Express, HSBC, and Ericsson Ventures, which positions us well for growth.Role OverviewWe are looking for a proactive Senior Security Engineer to join our team, with a focus on both offensive and defensive security measures, conducting penetration tests on product features, and managing the cloud architecture that supports our offerings. This role will require you to navigate a complex multi-cloud environment (AWS & GCP) that encompasses both traditional virtual machines and modern container-based architectures.In this specialized role, you will collaborate with fellow security engineers (including Penetration Testers and Cloud Security experts) to carry out targeted assessments during specific product testing phases just prior to release. Your success will depend on your ability to stay aligned with the product roadmap and gain in-depth technical knowledge of new features, allowing you to independently set up environments and conduct thorough tests within stringent timelines.Your responsibilities will extend beyond application security to include comprehensive infrastructure reviews, ensuring that cloud configurations, IAM policies, and orchestration layers adhere to our security standards. Speed is crucial: you must quickly identify, validate, and report vulnerabilities to uphold our release cadence. Moreover, you will act as the first line of defense against external threats, monitoring bug bounty submissions and external reports to effectively triage and address findings with utmost professionalism.

Join Veeam Software as a Senior Sales Engineer specializing in Data & AI Security. In this pivotal role, you will leverage your expertise to drive sales and provide technical solutions that address our clients' data security challenges. You will collaborate closely with sales teams and clients to ensure that our advanced solutions meet their unique needs.

About the RoleGreetings! I'm Dave Dowe, the Senior Manager of Security Engineering at Jane. Over the past two years, I've had the privilege of leading our dedicated team that safeguards our platform, focusing on incident response, cloud security, and essential operational functions.Our Security Operations team stands as the frontline of our security program. We are the initial point of contact for team inquiries, diligently monitoring alerts, triaging incidents, and being the go-to individuals when challenges arise. This role is crucial because true security is a collaborative effort; it thrives on trust and open communication between engineering and security teams. In this position, you will have the opportunity to explore AI and automation to streamline workflows, reduce repetitive tasks, and maximize your contributions.We're seeking a candidate who perceives security as a partnership rather than a barrier. You will manage a security service desk, respond to and act upon alerts across our tools, and participate in on-call rotations, all while genuinely supporting the teams you work with. Expect to work with clarity and empathy, build trust through consistent follow-through, and foster a security culture that teams are eager to engage with.This is an L2 position where you'll independently handle defined security operations tasks while closely collaborating with our Enterprise and Cloud Security engineers.Your ImpactReduce operational toil: Innovate security workflows using AI and automation, develop simple tools to ease team efforts, and share insights from your experiences, both successes and lessons learned.Build trust: Foster strong relationships with engineering and cloud teams by addressing security requests with genuine care, clear communication, and dependable follow-through, encouraging teams to seek your guidance early on.Own alert triage and incident response: Ensure prompt and thorough investigation of security findings, escalate issues appropriately, and maintain clear documentation for team learning.Maintain security tools: Keep our security tools well-configured and updated based on hands-on experience, proactively spotting issues to prevent alert fatigue and missed threats.Collaborate in incident response: Efficiently manage on-call shifts, independently resolve incidents where possible, thoughtfully escalate when needed, and view every incident as a learning opportunity.

Who We AreSamsara (NYSE: IOT) is a leader in the Connected Operations™ Cloud, providing organizations that rely on physical operations with the tools to leverage Internet of Things (IoT) data for actionable insights and operational improvements. We are dedicated to enhancing the safety, efficiency, and sustainability of critical industries including agriculture, construction, field services, transportation, and manufacturing. Our goal is to drive digital transformation across these sectors at scale.Joining Samsara means contributing to the future of physical operations and working alongside talented teams to develop innovative product solutions such as Video-Based Safety, Vehicle Telematics, Apps and Driver Workflows, and Equipment Monitoring. As a publicly traded company, we empower our employees with the autonomy and resources to make a significant impact as we build for the long term.About the Role:We are in search of a skilled Senior Security Engineer specializing in Threat Modeling. In this pivotal role, you will collaborate with technical product managers and engineers across the organization to uphold Samsara’s security posture and mitigate software security risks to better protect our customers.Ideal candidates will have a passion for automation to boost efficiency, a strong background in infrastructure-as-code, and extensive experience working with teams to minimize software vulnerabilities. Your contributions will be essential in shaping our overarching security and compliance strategy. At Samsara, we prioritize a customer-centric approach, and your ability to define and work backwards from success with cross-functional stakeholders is crucial.This is a remote position available to candidates residing in Canada.You Should Apply If:You want to make a difference in industries that power our world: Your work will directly impact essential services—ensuring food reaches grocery stores, reducing emissions, and, most importantly, helping workers return home safely.You see yourself as the architect of your career: You’re eager to take the lead in shaping your professional journey.

Docker supports over 20 million developers each month with tools like Docker Desktop, Docker Hub, and Docker Scout. The company’s fully remote team builds secure, reliable solutions for containerized applications, emphasizing security as a core value, especially as autonomous and AI-driven workflows become more common. Role overview The Senior Security Engineer will join the Docker Desktop team to shape security architecture for a complex, cross-platform application. This product integrates identity management, OCI runtimes, and Linux kernel elements. The role leads security reviews, coordinates closely with Docker’s central security group, and acts as the main contact for vulnerability reports. What you will do Design and maintain security architecture for Docker Desktop Review features and code for security issues before deployment Work closely with product engineers and the central security team Respond to vulnerability disclosures and coordinate mitigation efforts Emphasize threat modeling and clear communication across teams Requirements Direct engineering experience in security Strong background in threat modeling Ability to communicate effectively with both engineers and security professionals Comfort working on cross-platform products involving identity, OCI runtimes, and Linux kernel internals Location This is a remote position open to candidates based in Canada.

Shape the Future of Finance with Us!Our mission is to democratize finance for everyone. An estimated $124 trillion of assets will be passed down to younger generations in the coming decades, marking the largest wealth transfer in history. If you’re eager to be part of this monumental cultural and financial transformation, we want to hear from you.About Our Team and the RoleWe are assembling a top-tier team to tackle the world’s most significant financial challenges using cutting-edge technologies. We seek innovative thinkers, adept problem-solvers, and builders ready to make a substantial impact. At Robinhood, we foster an environment of high performance and ethical standards, where ambitious individuals can excel in their careers. Expectations are high, and the rewards are significant.Within Robinhood, we perceive security as a design and engineering challenge rather than a mere administrative task. We are in search of a lead architect for our next-gen automated defense systems. As a Senior Vulnerability Management Engineer, you will evolve our program into a self-scaling security platform that surpasses the conventional 'scan-and-patch' approach. You will spearhead the transition to an Intelligence-Driven Defense model, harnessing Agentic AI and Machine Learning to automate risk discovery, prioritization, and remediation at scale, ultimately streamlining security for our developers.This position is based in our office in Toronto, as outlined in this job posting. For more details about our in-office philosophy and expectations, please connect with your recruiter.

About Us:At Cohere, our mission is to enhance intelligence for the betterment of humanity. We specialize in training and deploying cutting-edge models for developers and enterprises, empowering them to create remarkable AI-driven experiences such as content generation, semantic search, retrieval-augmented generation (RAG), and intelligent agents. We believe our efforts are pivotal in advancing the widespread integration of AI.We take immense pride in our creations, and each team member plays a crucial role in enhancing our models and delivering exceptional value to our clients. Our culture is rooted in hard work and agility, always prioritizing the needs of our customers.Cohere brings together a diverse team of researchers, engineers, designers, and more, all deeply passionate about their respective fields. We recognize that a variety of perspectives is key to developing outstanding products.Join our mission to shape the future of AI!Why This Position Matters:Are you driven by a passion for secure software development? Do you aspire to be at the forefront of AI innovation while ensuring enterprise security? Join Cohere's North team as a Senior Software Engineer focused on security, and make a meaningful impact.Your Responsibilities:In this pivotal role, you will be instrumental in constructing and securing the architecture of North, our AI workspace platform. Your key responsibilities will include:Designing and deploying security features for North, our AI workspace platform.Creating autonomous agents capable of interacting securely with sensitive enterprise data.Developing minimal code that operates in low-resource environments, adhering to rigorous deployment standards.Integrating new tools to enhance the security features of North.Reinventing solutions as needed to meet stringent security and privacy requirements, sometimes necessitating the development of custom solutions.Conducting application security testing to ensure your code withstands real-world threats.Ideal Candidate Profile:5+ years of experience in software engineering with a solid emphasis on developing user-facing security features.Proficient in Python with a proven track record of deploying production-level code.Strong analytical skills and a problem-solving mindset, capable of tackling complex challenges within security frameworks.Familiarity with security testing methodologies and tools.

Join our innovative team as a Senior Sales Engineer specializing in Data & AI Security. In this dynamic role, you will leverage your technical expertise and sales acumen to provide cutting-edge solutions to our clients. You will work closely with our sales team to drive growth and enhance customer satisfaction by demonstrating the value of our advanced data protection and AI-driven security technologies.As a key player in our organization, you will engage with clients to understand their needs, deliver tailored presentations, and provide hands-on support during the implementation of our solutions. Your ability to communicate complex technical concepts to non-technical stakeholders will be crucial in helping our clients realize the full potential of our offerings.

Huawei Canada is excited to announce a permanent opening for an AI Security Researcher.About Our Team:At the forefront of technology, the AnShi Lab is dedicated to pioneering next-generation gateway software architecture with an emphasis on file security and innovative software development. Our team engages in mid- to long-term research aimed at generating high-value patents and directing the evolution of datacom gateways. Our mission is to set industry benchmarks through advanced, cloud-based intelligent software engineering, while nurturing local talent and building a dynamic team of technical experts to enhance both organizational performance and individual capabilities.Position Overview: Collaborate with malware analysts and security stakeholders to delineate problem scopes, establish labeling strategies, and devise evaluation methodologies.Conduct thorough industry and academic research, producing succinct surveys and technical reports.Design and implement advanced machine learning methods (LLM/GNN/ML) for malware and threat classification (e.g., family/behavior classification, malicious vs. benign).Develop scalable data pipelines for effective data ingestion, preprocessing, deduplication, and dataset management.Drive the end-to-end experimentation process: model training, calibration, benchmarking, error analysis, and iterative improvements.Contribute to patents and publications; optional travel for conferences may be required.The target annual compensation for this role ranges from $106,000 to $156,000, depending on educational background, experience, and demonstrated expertise.

About UsSophos is at the forefront of cybersecurity, delivering cutting-edge solutions designed to combat and thwart cyber threats. Following the acquisition of Secureworks in February 2025, we have merged two industry pioneers to transform the cybersecurity landscape with our innovative, AI-optimized services. As the largest dedicated provider of Managed Detection and Response (MDR), we serve over 28,000 organizations worldwide. Our comprehensive portfolio encompasses top-tier endpoint, network, email, and cloud security solutions that seamlessly integrate through the Sophos Central platform. With Secureworks' market-leading Taegis XDR/MDR, our offerings also include identity threat detection and response (ITDR), next-gen SIEM capabilities, and extensive advisory services. We protect more than 600,000 entities globally from phishing, ransomware, data breaches, and various cyber crimes, backed by real-time threat intelligence from our Sophos X-Ops and the Counter Threat Unit (CTU). Our headquarters are located in Oxford, U.K. For more details, visit www.sophos.com.Role Overview We are seeking a talented Senior Software Engineer to spearhead the product development lifecycle within our AI security team. In this role, you will be responsible for architecting and delivering AI-driven products, including LLM workflows, automation systems, and intelligent software, across both frontend and backend environments. This position offers a high degree of autonomy and encourages proactive problem-solving; you will have the opportunity to define challenges, make swift decisions, and exercise strong engineering judgment, directly influencing our approach to scaling and enhancing software solutions powered by AI.

About RootlyAt Rootly, we are dedicated to transforming how organizations respond to incidents, striving to enhance reliability across all sectors. Our cutting-edge incident management platform empowers companies globally to address incidents swiftly and effectively. We're not just redefining an industry; we're pioneering a new multi-billion dollar segment and require exceptional talent to help us realize this ambitious vision.Our clients include some of the fastest-growing names in the world, such as NVIDIA, Figma, Canva, Tripadvisor, and Squarespace, who trust Rootly to streamline their critical incident management processes. They appreciate our robust, enterprise-ready platform and collaborative partnership model, consistently rating us 5 stars on G2.Our investors share our enthusiasm. Backed by prominent funds including Y Combinator, along with industry leaders from Dropbox and GitHub, we prioritize transparency in our culture. Monthly financial reviews keep our team informed about the business's health, and our weekly changelog keeps everyone updated on our developments.About the RoleAs a Senior Security Engineer, you will be instrumental in advancing our security initiatives, working closely with diverse teams to ensure the reliability and scalability of our products. You will design systems, tools, and solutions that secure our mission-critical applications while contributing to organization-wide efforts to automate, optimize, and enhance our security protocols.Develop security solutions that not only meet rigorous standards but also exceed the expectations of our developers and customers.Play a key role in vital security initiatives, including identity and access management, vulnerability management, incident response, security control implementation, and infrastructure security.Collaborate closely with engineering teams to deliver secure, reliable, and scalable solutions for our valued customers.With our expanding customer base, tackle intriguing technical challenges to scale our product effectively.Participate in the on-call rotation, swiftly addressing and resolving security incidents as they occur.

Join our team as an IT Security Specialist with the Government of Canada and embark on a mission to safeguard our nation’s digital assets. As an integral member of our IT security team, you will play a crucial role in protecting sensitive information and ensuring the integrity of government operations. Your expertise will help implement security measures, conduct risk assessments, and respond to security incidents, contributing to a safer digital environment for all Canadians.

About League Established in 2014, League Inc. stands at the forefront of healthcare consumer experience (CX) platforms, leveraging cutting-edge artificial intelligence (AI) to connect with over 63 million individuals globally. Our platform enables payers, providers, and health partners to deliver engaging healthcare solutions that enhance health outcomes. With over $285 million in venture funding, League powers the digital experiences of some of healthcare's most reputable brands, including Highmark Health, Manulife, Medibank, and Shoppers Drug Mart.Position SummaryAs a Senior Staff Security Engineer, you will play a pivotal role in shaping the long-term security architecture and strategy for our platform and engineering organization. Our security engineering teams are vital in integrating security measures throughout the development lifecycle and managing vulnerabilities. We believe in a 'security by design' approach, creating or acquiring tools that seamlessly integrate into our platform, empowering engineers to consistently produce high-quality, secure code.Your responsibilities will extend beyond incremental improvements as you tackle significant and complex security challenges. You will design foundational security components, frameworks, and reference architectures, establishing a 'paved road' that minimizes the risk of insecure code deployment. This role is crucial in embedding security and compliance controls into the foundational fabric of League's technology.About the RoleArchitectural Leadership: Define and advocate for the long-term technical security roadmap, architectural patterns, and standards across League's applications, infrastructure, and multi-cloud environments.Cross-Functional Strategy: Serve as the primary security technical advisor to platform, product, and executive leadership, aligning on multi-quarter security initiatives.Security Design Governance: Lead high-stakes, complex security design initiatives to ensure best practices are followed.

About the Role Elastic is looking for a Senior Software Engineer to join the Security Platform Team. This position focuses on building and improving security solutions that help safeguard customer data and maintain system integrity. What You Will Do Design, develop, and enhance software for the Security Platform Work closely with teams across engineering, product, and operations Participate in code reviews to support quality and maintainability Contribute to agile development processes Location This role is open to candidates based in Canada.

Who are we?At Cohere, our mission is to harness the power of intelligence for the benefit of humanity. We specialize in training and deploying cutting-edge models for developers and enterprises, enabling them to create innovative AI systems that deliver extraordinary experiences in content generation, semantic search, retrieval-augmented generation (RAG), and intelligent agents. Our endeavors are pivotal in accelerating the global adoption of AI technologies.We are dedicated to excellence in our craft. Each team member plays an essential role in enhancing the capabilities of our models and the value they provide to our clients. Our culture is built on hard work, rapid iteration, and a relentless focus on what is best for our customers.Cohere is comprised of a diverse team of researchers, engineers, designers, and more—each a leader in their field. We believe that diverse perspectives are crucial for creating exceptional products.Join us in our quest to shape the future of AI!About the RoleAre you passionate about secure software engineering? Do you aspire to be at the forefront of AI innovation and security? Our North team at Cohere is on the lookout for a Senior Software Engineer focusing on security to join us in our mission and make a substantial impact. This is not merely an advisory position; you will take ownership of and deliver production-level security features that our clients rely upon daily.Your Role:As a Senior Software Engineer with a specialization in security, your contributions will be vital in architecting and securing North's infrastructure. Your responsibilities will encompass:Software Development: Actively participate in the core development of security features like OIDC/OAuth flows and session management, ensuring the security of North's AI agents.Secure Coding: Write robust code to manage OIDC tokens, user claims, and sensitive information, following best practices for JWT validation and encryption.Authentication and Data Protection: Implement authentication protocols, including user login, token management, and authorization checks to safeguard data integrity.Tool Integration: Integrate new security tools to enhance North's capabilities.DevSecOps: Design and execute secret management in Kubernetes clusters, focusing on encryption and role-based access control (RBAC).Cross-functional Collaboration: Utilize strong communication skills to convey security best practices to stakeholders clearly and effectively.You may be a great fit if:You have 5+ years of experience in building secure software applications.You possess a deep understanding of security protocols and practices.You are proficient in coding languages and frameworks relevant to security development.You have a track record of successful collaboration in cross-functional teams.

Join Affirm as a Senior Product Security Engineer, where you will play a vital role in safeguarding our products and services against security threats. In this position, you will work closely with cross-functional teams to identify vulnerabilities, design secure systems, and implement robust security measures.Your expertise will help us not only to protect our assets but also to foster trust with our customers. If you're passionate about security and eager to make an impact in a dynamic environment, we want to hear from you!

Join Lattice as a Product Security Engineer and be at the forefront of safeguarding our products and services. In this pivotal role, you will collaborate with cross-functional teams to identify, assess, and mitigate security vulnerabilities throughout the product lifecycle.Your expertise in security best practices will contribute to designing secure systems, conducting threat modeling, and performing security reviews. You will play a crucial role in ensuring our products meet the highest standards of security, protecting both our users and our organization.

Why join usAt Brex, we are revolutionizing the way businesses manage their finances with our AI-powered spending platform. Our integrated corporate cards, banking services, and global payment solutions empower companies to spend confidently. From startups to multinational enterprises, including well-known names like DoorDash, Flexport, and Compass, our platform enables proactive spend management, cost reduction, and enhanced efficiency worldwide.Joining Brex means embracing challenges and pushing boundaries while collaborating with some of the most talented professionals in the field. We are dedicated to fostering a diverse and inclusive workplace, believing that your potential is limited only by your imagination. We provide the tools, resources, and support necessary for you to advance your career.Engineering at BrexEngineering at Brex focuses on scalability, speed, and purposeful development. Our teams, encompassing Software, Data, Security, and IT, operate with high levels of autonomy and collaboration. We tackle complex technical challenges, take ownership of our results, and strive for excellence at every stage—from architecture to deployment. This is where engineering is an art, and builders emerge as leaders.What you’ll doAs a Senior Application Security Engineer, your primary objective will be to identify and address security vulnerabilities across the Brex platform. You will conduct code reviews, design evaluations, penetration testing, and manage vulnerabilities. Additionally, you will create and enhance tools for both static and dynamic testing of the platform and support secure development workflows. Being part of the broader Financial Scale organization, you will collaborate closely with teams in Security Operations, GRC, Product Security, Front End Platform, and IT Infrastructure.We seek individuals with a robust background and passion for penetration testing. You should have a proven track record of discovering vulnerabilities in intricate systems and developing exploits to illustrate their potential impact on the business. This role is highly collaborative and cross-functional, offering opportunities to work with various engineering teams across Brex. You should be excited about engaging with diverse backgrounds and roles. Ensuring world-class security is imperative for delivering world-class financial services.Brex is at the forefront of integrating AI into financial services, catering to dynamic and high-impact organizations like Coinbase, Robinhood, and Anthropic. This role presents a unique opportunity to influence the future of our AI-driven product suite.