Senior Infrastructure Engineer

Protecting Every Identity, from AI to HumanAt Okta, we believe that identity is the cornerstone for harnessing the potential of AI technology. We are dedicated to securing AI by creating a reliable, neutral infrastructure that empowers organizations to confidently navigate this exciting new landscape. This mission demands a relentless commitment to tackling intricate challenges with significant real-world implications. We are searching for innovators and leaders who thrive in a fast-paced environment and deliver results with precision.As a Senior Security Infrastructure Engineer on our Red Team, you will play a pivotal role within the Product Security team, providing critical security assurance for Okta's products, services, and infrastructure. You will be the first dedicated infrastructure and tooling engineer for a small team of operators, working collaboratively alongside them as a peer in a distinct discipline.In this role, you will take ownership of the engineering backbone that supports our operations, focusing on infrastructure, tooling, and automation within the Red Team. Your responsibilities will include designing, building, maintaining, and continuously enhancing the platforms and tools that our operators rely on for executing their engagements.Your contributions will directly enable the team to operate at a higher maturity level, characterized by rapid infrastructure deployment, resilient OPSEC-aware architectures, automated workflows, and dependable custom tools, allowing operators to concentrate on their core mission. Furthermore, you will foster collaboration with stakeholders and elevate the company's security posture through strategic initiatives and proactive measures. As the team grows, this role has the potential to evolve into platform leadership or a hybrid operator/engineer pathway.

About the Role Momentum Financial Services Group is looking for a Senior Infrastructure Engineer in Toronto. This position focuses on designing, implementing, and maintaining infrastructure solutions that support the company’s goals. The role calls for hands-on work with systems and close collaboration with teams across the organization. What You Will Do Design and implement infrastructure solutions to meet business needs Maintain and improve system performance and security Partner with cross-functional teams to support ongoing projects Lead efforts to enhance infrastructure capabilities Location This role is based in Toronto, Canada.

Role overview BitGo is hiring a Senior Infrastructure Engineer in Toronto, Ontario. This role focuses on designing and maintaining the company’s infrastructure. The position works closely with teams across the organization to improve system performance, scalability, and reliability.

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.

Role overview Veeva Systems is hiring a Senior Software Engineer focused on infrastructure in Toronto, Canada. This role centers on designing and building software that supports and improves our cloud-based platforms. The work directly impacts scalability and performance across our systems. What you will do Design and implement software solutions for infrastructure needs Work closely with teams from different disciplines to strengthen our cloud platforms Contribute to projects that improve system scalability and performance

Role Overview Veeva Systems Inc. is looking for a Senior Software Engineer focused on Infrastructure in Toronto, Canada. This role centers on designing, building, and improving infrastructure that supports our software products. What You Will Do Create and refine infrastructure solutions to support application development and deployment Work with teams across engineering, operations, and product to strengthen system reliability and performance Address scalability and security needs as our technology evolves Impact Your work will help shape Veeva’s technology foundation and support the growth of our software applications.

Join Cohere as a Senior Software Engineer, specializing in Agent Infrastructure. In this role, you will lead the design and implementation of robust software solutions that enhance our agent infrastructure capabilities. Collaborate with cross-functional teams to drive innovation and optimize our systems for performance and scalability.

We are seeking a Senior Security Engineer to join our team at OpenTable. This role will initially be remote, with plans to transition to a hybrid model, requiring in-office attendance twice a week in downtown Toronto.As a leader in the restaurant technology industry, OpenTable, a part of Booking Holdings, Inc. (NASDAQ: BKNG), connects millions of diners with over 60,000 restaurant partners. With more than 25 years of experience, our technology enables restaurants to thrive by focusing on their team, guests, and profitability while providing diners with a seamless booking experience.At OpenTable, every team member significantly influences our operations and culture. Join us and be part of a global team dedicated to excellence in hospitality and technology.

Elevate Your Career with Loopio! At Loopio, we are searching for a visionary Senior Engineering Leader to spearhead our Site Reliability Engineering (SRE), Infrastructure, and MLOps teams. In this pivotal role, you will architect the foundation of reliability, scalability, and cost efficiency for our platform's systems.You will guide teams responsible for designing, building, and operating our production infrastructure, ensuring our services remain resilient, observable, and primed for expansion as we incorporate cutting-edge AI and automated workflows. Collaborating closely with Product Engineering, Security, and Data teams, you will facilitate rapid, secure delivery while upholding operational excellence.Note: This position is an existing vacancy within our team. Key ResponsibilitiesLeadership & Team DevelopmentLead and nurture multiple teams across SRE, Cloud Infrastructure, and MLOps.Mentor engineering managers and senior contributors, cultivating a culture of ownership and high standards.Foster a 'Platform-as-a-Product' mindset, ensuring infrastructure and ML tools empower the wider engineering organization.Collaborate with Recruiting to attract and retain top-tier talent in the areas of cloud, reliability, and machine learning infrastructure.Reliability & Operational ExcellenceOversee the operational health of production systems, focusing on availability, latency, and durability.Define and refine SLIs, SLOs, and error budgets to promote data-driven reliability decisions.Lead incident response efforts, championing blameless postmortems and systemic improvements to minimize

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.

Join Opendoor as an Infrastructure Engineer and be at the forefront of revolutionizing the real estate industry through technology. You will collaborate with cross-functional teams to design, implement, and maintain scalable infrastructure solutions that enhance our platform's reliability and performance.

About the Role MongoDB is looking for a Senior Software Engineer to join the Server Security team in Toronto. This group sits at the heart of MongoDB’s engineering organization, building security features that help users protect their data worldwide. The work spans core elements of the MongoDB database, with a focus on security, reliability, and performance. What You Will Work On Cryptography: Develop and maintain cryptographic features such as Queryable Encryption, at-rest encryption, and other foundational crypto components. Identity & Access: Design and improve authentication and authorization systems, manage TLS, and handle X.509 certificate processes. Network Security: Build high-performance networking protocols using PKI, hashing, and certificate revocation lists (CRLs). System Integrity: Strengthen resilience, observability, and compliance across MongoDB’s distributed database infrastructure. Team Culture The Server Security team values inclusivity, diversity, and close collaboration. Engineers here apply distributed systems concepts to advance the security of a widely used database platform. The work supports application developers, system architects, and database administrators around the globe.

Join us in revolutionizing the financial landscape.Our goal is to make finance accessible to everyone. An estimated $124 trillion in assets will be passed down to younger generations over the next two decades, marking the largest wealth transfer in history. If you're eager to be at the forefront of this monumental cultural and financial evolution, we invite you to explore this opportunity further.About the Team and RoleWe are assembling a premier team dedicated to leveraging cutting-edge technology to tackle the most pressing issues in finance. We seek innovative thinkers, adept problem-solvers, and proactive builders who are motivated to make a meaningful impact. At Robinhood, complacency is not an option; it’s a place where driven individuals can produce their finest work. Our team operates with high standards and an unwavering commitment to ethics.The mission of our Red Team is to proactively identify and emulate real-world cybersecurity threats against Robinhood’s platforms and personnel. Through red teaming and adversarial simulations, we assess security measures, uncover vulnerabilities, and work closely with Detection & Response, Physical Security, and Engineering to enhance our overall security posture.As a Senior Offensive Security Engineer, you will play a vital role in designing and executing covert adversarial simulations to validate our security assumptions and expose gaps in our detection and response capabilities. You will utilize threat modeling, penetration testing, and research-driven techniques to mimic sophisticated attacks while collaborating across teams to enhance our defenses and develop more secure systems.This position is based in our Toronto, Canada office, with in-person attendance required at least three days a week.At Robinhood, we champion the benefits of in-person collaboration to accelerate innovation and foster community. Our office environment is purposefully designed to energize and support high-performing teams.

As a Senior Security Operations Engineer at Cohere, you will play a pivotal role in safeguarding our digital infrastructure. You will be responsible for identifying vulnerabilities, responding to incidents, and implementing security measures to protect our assets. Your expertise will contribute to enhancing our overall security posture and ensuring compliance with industry standards.

Join Us in Strengthening Global Connections!At Kong, we value diverse applicants who may not fit every criterion but are eager to contribute. If you're passionate about cybersecurity and your skills align with our needs, we encourage you to apply!Position Overview:We are in search of a proactive and skilled Senior Technical Program Manager (TPM) to bolster our Cybersecurity team within the Office of the Chief Information Security Officer (OCISO) at Kong. This role will encompass a wide array of cybersecurity initiatives, including risk management, compliance automation, security operations, and technical delivery.The successful candidate will possess extensive experience in an Information Security or Cybersecurity role, showcasing a robust comprehension of security frameworks, risk management, and technical program execution. Relevant certifications such as CISSP or CISM are highly regarded.Key Responsibilities:Lead and oversee Kong's Cybersecurity Programs within the OCISO.Establish, develop, and monitor key performance indicators (KPIs).Collaborate with engineering, product, and business teams to define, prioritize, and deliver effective technical solutions.Communicate complex technical challenges and resolutions to leadership and stakeholders effectively.Remain informed on regulatory and industry standards (such as ISO 27001, PCI-DSS, FedRAMP, NIST 800-53) to guide risk and control strategies.Develop strategies for issue and risk mitigation, contingency planning, and compliance adherence.Exhibit ownership and independence in managing programs and delivering high-quality results.Qualifications:Proven experience in an Information Security or Cybersecurity team.Strong program and project management skills with comprehensive knowledge of security and audit frameworks (e.g., SOC 2, PCI, ISO, FedRAMP).Ability to effectively connect Product, Engineering, and Architecture teams to facilitate solutions.Exceptional communication, stakeholder engagement, and organizational capabilities.

About FaireFaire is a dynamic online wholesale marketplace driven by the belief that the future lies in local commerce. Independent retailers worldwide are achieving greater revenue than giants like Walmart and Amazon combined, yet remain relatively small in stature. At Faire, we harness the power of technology, data, and machine learning to connect this vibrant community of entrepreneurs around the globe. Imagine your favorite local boutique—we empower them to discover the finest products globally to stock their shelves. With the right tools and insights, we aim to level the playing field, enabling small businesses everywhere to compete against large box stores and e-commerce behemoths.By championing the growth of independent enterprises, Faire fosters positive economic impacts within local communities on a global scale. We are on the lookout for intelligent, resourceful, and passionate individuals to join us as we drive the shop-local movement. If you believe in the power of community, we invite you to be a part of ours.Role Description:Our Engineering organization is the backbone of our marketplace, responsible for the software that enables it to function seamlessly. The Product Security team empowers product engineering teams to create and deploy secure software solutions. We prioritize best engineering practices, striving to deliver software that is secure, thoroughly tested, easy to maintain, and capable of scaling to millions of users. We develop scalable, reusable frameworks, consult with product teams, leverage data-driven insights, and continually iterate on our practices.As a Senior Staff Software Engineer in Product Security, you will take on the role of technical lead for the Product Security domain. You will establish the long-term technical vision for integrating security within Faire’s application framework. Collaborating closely with Platform and Product Engineering teams, you will identify and mitigate security vulnerabilities, spearhead significant security initiatives, and mentor engineers across the organization to enhance secure engineering practices.Additionally, you will lead cross-functional programs to embed security deeply within our architecture, pipelines, and developer experience, effectively minimizing risk while maintaining development velocity.In this role, you will:Define the long-term technical strategy for application security at Faire, establishing scalable and developer-friendly frameworks and principles that facilitate secure development across all product areas.

Join Mistplay, the leading loyalty app for mobile gamers, as a Senior Machine Learning Platform / Infrastructure Engineer II. At Mistplay, our vibrant community of millions of mobile gamers engages with our platform to discover new games and earn valuable rewards. Players are compensated for their time and investment in gaming, redeeming these rewards for gift cards. Our mission is to enhance the mobile gaming experience for everyone, everywhere! Download Mistplay on the Google Play Store here and connect with us on Instagram, Twitter and Facebook.Important Note: In Canada , Mistplay operates under a hybrid model, requiring 2 days per week in-office presence in Toronto (400 University Ave) & Montreal (1001 Blvd. Robert-Bourassa).