Senior Security Engineer

We are seeking a highly skilled and innovative Lead Security Architect to join our dynamic team at li.fi. As a key player in our organization, you will take charge of designing and implementing robust security frameworks to protect our digital assets and ensure compliance with industry standards.Your expertise will guide our security initiatives, collaborati…

At Offchain Labs, we are not merely creating products; we are spearheading a revolution in the digital realm.As trailblazers in blockchain scalability and security, we are reshaping the way the world engages with decentralized applications. Our mission involves addressing real-world challenges in scaling blockchain technology while upholding its fundamental tenets: decentralization, security, and transparency.Our team is composed of innovative thinkers and proactive problem-solvers who thrive on tackling new challenges. If you are passionate about resolving unprecedented issues and believe in the transformative power of decentralized systems for a fairer digital future, we invite you to join us.Why Choose Offchain Labs?Offchain Labs is leading the charge in the Ethereum ecosystem. We developed the Arbitrum stack, which powers Arbitrum One, the most extensively utilized Ethereum scaling solution available today.The Arbitrum ecosystem is experiencing remarkable growth, with hundreds of projects and decentralized applications (dApps) currently operating on Arbitrum One. More than 100 teams have leveraged Offchain Labs technology to establish their own Arbitrum chains, including major industry players such as Robinhood, BlackRock, Ethena Labs, Securitize, Aave, and Apechain.The thriving Arbitrum ecosystem owes its existence to our cutting-edge technology stack. Arbitrum, Prysm, and ZeroDev are not just product names; they are pivotal tools that are actively redefining the possibilities on Ethereum and enhancing its core infrastructure.To top it off, we are supported by $124 million in funding. We have shown consistent execution with billions in secured value, thousands of projects supported, and infrastructure that seamlessly processes millions of transactions.

About LiatrioLiatrio is a premier consulting firm dedicated to empowering enterprises to deliver software solutions with speed, safety, and efficiency. We engage in a dual-mode approach that encompasses engineering delivery and people enablement, effectively leading DevOps transformations across diverse sectors, including finance, healthcare, and defense.What We SeekWe are in search of a highly experienced individual with a robust background as an Enterprise Architect, Strategic Architect, Field CTO, Head of DevOps, Head of Engineering, or Leadership role within a Cloud Center of Excellence. This candidate should be passionate about modern enterprise architecture best practices and committed to client enablement through knowledge transfer, coaching, training, and upskilling.The Principal Architect will play a crucial role in shaping Liatrio's strategic technical direction, overseeing major projects or multiple smaller engagements, and fostering client relationships as a trusted technical advisor. This position will require collaboration with Executive and Senior leaders as Liatrio continues to scale. Responsibilities include ensuring code quality, architectural integrity, and the technical direction across various workstreams.Ideal Candidate TraitsOur team embodies a blend of the following attributes:- Eagerness to learn and grow- Dedication to open communication and transparency- A collaborative spirit and readiness to share responsibilities in both internal and client projects- Proficiency in managing difficult conversations effectively- A strong desire to tackle complex problems—interpersonal, technical, and business-related- Capability to recognize weaknesses and propose actionable solutions- Empathy towards colleagues and clients alike

Join Binance, the leading global blockchain ecosystem and the world’s largest cryptocurrency exchange by trading volume. With a user base exceeding 300 million across 100+ countries, we are dedicated to providing industry-leading security, transparency in user funds, rapid trading engine performance, and a comprehensive suite of digital asset products. Our diverse offerings encompass trading, finance, education, research, payments, institutional services, Web3 features, and beyond. We harness the potential of blockchain technology and digital assets to create an inclusive financial system that enhances monetary freedom and broadens financial access for individuals worldwide.This is an exceptional opportunity to make a significant impact in the blockchain community. As a Smart Contract Security Engineer, you will collaborate closely with a talented team at Binance, working at the forefront of cryptocurrency innovation. Your role will involve safeguarding the security of various projects and systems while engaging with cross-functional teams to deepen your understanding of the crypto landscape.

At Upbound, we are transforming the future of infrastructure for the Agentic AI Era. As the creators and primary maintainers of Crossplane, we are building the Intelligent Control Plane—a groundbreaking platform layer that empowers infrastructure to be programmable, autonomous, and composable.Our mission is to enable AI-native enterprises with a foundational platform that allows teams to provision, operate, and adapt infrastructure at scale—preparing platforms for both human and AI engagement. We collaborate with top cloud providers, Independent Software Vendors (ISVs), and open-source communities to help organizations accelerate their progress with enhanced confidence.Currently, Upbound supports Fortune 500 companies and platform engineers in over 100 countries. With more than 100M downloads, Crossplane is utilized by over 1,000 teams globally. As a Series B company, we are backed by GV (formerly Google Ventures), Altimeter Capital, and Intel Capital, having raised $69M to date. Discover more at upbound.io.As a Staff Solutions Architect at Upbound, you will be pivotal in ensuring the technical success of our customers. You will spearhead customer outcomes from initial implementation through to production adoption, ensuring they derive genuine business value from Crossplane and the Upbound platform. This role is highly technical and hands-on, embedded in the post-sales process, collaborating closely with customers to deliver tangible solutions rather than just guidance.

As a Senior Cloud Security Engineer at Included Health, you will play an essential role in fortifying our cloud environments by engineering, implementing, and automating comprehensive security controls, primarily within AWS, with considerations for GCP. This hands-on position is vital for enhancing our cloud security framework, safeguarding our product infrastructure, and actively contributing to the prevention of unauthorized PHI exfiltration. You will be responsible for designing and developing sophisticated security solutions, utilizing programming languages such as Python and Go, as well as automation tools like Terraform, to tackle critical challenges related to access control, development environment security, and infrastructure hardening. The ideal candidate will possess profound technical expertise in cloud security, exceptional software development skills for crafting security tools and automation, and a proactive mindset toward risk mitigation. You will collaborate closely with our infrastructure software and engineering teams, fostering a culture of security-by-design while implementing solutions that minimize HIPAA incidents. This remote role reports directly to the Chief Information Security Officer.

Join Binance, a premier global blockchain ecosystem and the leading cryptocurrency exchange by trading volume and registered users. We are dedicated to providing our 300 million users across 100+ countries with unparalleled security, transparency of user funds, speedy trading engine performance, deep liquidity, and an exceptional range of digital asset products. Our services span trading and finance, education, research, payments, institutional services, and cutting-edge Web3 features. We harness the power of digital assets and blockchain technology to foster an inclusive financial ecosystem that enhances financial freedom and accessibility worldwide. As a member of our Experience & Connectivity Team, you will play a pivotal role in architecting and maintaining the infrastructure that supports seamless user interactions and cultivates a thriving community. If you are passionate about developing innovative solutions that make a significant impact, we invite you to apply and join our dynamic, forward-thinking team.

The Canonical Security Operations team is on the lookout for a dynamic Senior or Staff Engineer to join our ranks. As a pivotal member of our team, you will play a crucial role in designing, building, and operating a state-of-the-art Security Operations Center (SOC). Your leadership, mentorship, and technical expertise will guide our efforts to maintain the highest security standards.This multifaceted role encompasses:Core SOC responsibilities, including security monitoring, threat hunting, and incident response.Security engineering focused on evaluating and fortifying Canonical's platforms and products.Software engineering to create tailored tools and platforms.Site Reliability Engineering (SRE) to deploy, maintain, and automate security solutions.We seek candidates with robust engineering and security backgrounds, complemented by a track record of significant achievements. Whether you are a seasoned security operations professional with engineering expertise or a senior developer with a strong security focus, you will find this role rewarding.In addition to safeguarding Canonical’s digital assets, this position offers a unique opportunity to engage with the open-source community. Team members will have the chance to present at industry conferences, share threat intelligence, and contribute to open-source security software.We also have openings for junior positions for candidates with a strong academic or professional foundation.

Join Binance, the pioneering global blockchain ecosystem that powers the world’s largest cryptocurrency exchange by trading volume and user base. Trusted by over 300 million individuals across 100+ countries, we are renowned for our top-tier security measures, transparency in user funds, rapid trading engine capabilities, profound liquidity, and an unmatched array of digital asset products. From trading and finance to education, research, payments, institutional services, and Web3 innovations, our offerings are designed to leverage the power of digital assets and blockchain technology, fostering an inclusive financial ecosystem that enhances financial freedom and accessibility for people worldwide.We are seeking a dynamic SOC Security Development Engineer to become an integral part of our Security Operations team. This position emphasizes the development of security platforms, automation, and the seamless integration of internal tools, while also playing a key role in incident response and SOC on-call operations.The ideal candidate will possess robust programming skills, a comprehensive understanding of SOC workflows, and hands-on experience with integrating and enhancing security platforms such as SIEM, EDR, and cloud-based security solutions through APIs and bespoke development efforts.

We are excited to announce multiple openings for Senior and Staff Security Operations Engineers (SOC) as we establish a dedicated team reporting directly to our Chief Information Security Officer (CISO). We seek candidates with a diverse range of expertise. At the senior level, we are looking for individuals with extensive experience defending critical assets and high-value cyber targets against sophisticated threats from advanced persistent threats and state-sponsored actors. For more junior roles, we welcome exceptional candidates with a demonstrated passion for cybersecurity, engagement in cyber defense, and notable academic and professional achievements, even if their experience is limited.Our mission is to enhance the security and reliability of the open-source supply chain. While we monitor our own infrastructure, our broader objective is to strengthen the overall security of the global Ubuntu ecosystem through the efforts of this team.The Security Operations (SecOps) team is pivotal in designing, implementing, and evolving Canonical's security practices, techniques, tools, systems, and policies. This team leads strategies that dictate how Canonical secures its data, internal infrastructure, and build processes, ensuring the integrity and security of our infrastructure and product deployments. They are responsible for developing and implementing technical security controls that automatically detect, contain, and remediate security threats. Additionally, the team will contribute to Canonical's product security, reinforcing the resilience of all Ubuntu customers and users against cyber threats.The SecOps team is committed not only to securing Canonical but also to enhancing the security of the broader open-source community. They will have opportunities to share knowledge through public presentations, participate in industry events, and engage in threat intelligence sharing within the community.

Join Binance, the world’s leading blockchain ecosystem, as a Security Engineer focused on fortifying our cloud infrastructure, CI/CD pipelines, and production systems. In this pivotal technical role, you will enhance our security posture, prioritize preventative measures, and implement secure-by-default platforms. Collaborating closely with our Platform, DevOps, and Engineering teams, you will design and operate security tools across cloud environments, Kubernetes, and CI/CD pipelines, with a strong emphasis on developing production-grade security software using Python.

In this pivotal global leadership position, you will spearhead the Security Operations (SecOps) team, overseeing the comprehensive design, implementation, and continual enhancement of Canonical's cyber security strategies, methodologies, tools, and policies. As the primary architect of our security practices, your team will play a crucial role in safeguarding Canonical's data, internal infrastructure, and build processes. You will ensure the security and integrity of our infrastructure and product deployments by establishing and implementing robust technical security controls that autonomously identify, contain, and remediate security threats. Additionally, your insights will enhance Canonical product security, fortifying the resilience of our Ubuntu customers and users against cyber attacks.As the leader within the cyber security domain, you will collaborate with our Organizational Learning and Development team to craft playbooks and facilitate SecOps training throughout Canonical. You will be part of a larger security organization, leading a high-performing security team, and enhancing Canonical's overall security posture. Your initiatives will integrate the team's insights into Canonical's broader software development lifecycle.While this is a management role, we seek leaders who are also expert practitioners, capable of leading by example, contributing at the highest levels, and assessing work based on their extensive professional experience and expertise. Ideal candidates will possess deep, hands-on knowledge of a diverse array of open-source and proprietary security tools and practices, blending them into a comprehensive next-generation security solution tailored to Canonical's wide-ranging interests.The mission of the SecOps team extends beyond just securing Canonical; it includes contributing to the security of the broader open-source ecosystem. You may share knowledge through public speaking engagements and industry events, disseminate threat intelligence, or represent Canonical in sector-specific governance bodies.This role reports directly to the Chief Information Security Officer (CISO).

Join Canonical as an Ubuntu Security Engineer and be part of a dynamic team dedicated to securing open source software. This role involves monitoring and addressing vulnerabilities in the Ubuntu ecosystem, collaborating with internal teams and external partners to enhance security features, and contributing to the overall safety of the community. You will engage with talented professionals in technology, participate in industry events, and make a meaningful impact on global security initiatives. International travel is required twice a year for strategic alignment.

Join our dedicated team at Medical Home Network (MHN) and be part of a transformative journey in healthcare delivery. As the Director of Security, you will play a pivotal role in shaping the security landscape of our organization, ensuring we maintain a robust security posture while fostering healthier communities. Since 2009, MHN has partnered with Federally Qualified Health Centers (FQHCs) across the nation to enhance care within the safety net, reduce health disparities, and drive community wellness. As a mission-driven public benefit corporation, we empower FQHCs to thrive in value-based care through innovative technology solutions and strong collaborations. Our successful approach has resulted in superior health outcomes, cost reductions, and improved quality performance. Recognized by Modern Healthcare as one of the Best Places to Work in Healthcare for four consecutive years (2021–2024) and recently honored as a Great Place to Work in 2025, we are on an exciting trajectory of expansion and impact. THE OPPORTUNITY:We are in search of a skilled Director of Security to spearhead our enterprise security strategy in a highly regulated healthcare environment. The ideal candidate will possess a strong technical background in infrastructure, networking, or cloud engineering, transitioning into a security leadership role. This position will oversee MHN's security posture across our cloud infrastructure, applications, data, and operational processes, with a keen focus on compliance with healthcare regulatory standards.

At Assured, we are revolutionizing the insurance landscape by modernizing claims processing—a critical yet often neglected aspect of the industry. This process, traditionally reliant on manual efforts like phone calls and faxes, incurs significant costs annually. We're here to change that.We empower major insurance providers with cutting-edge software solutions essential for thriving in today’s technology-driven environment. From self-service claim-filing systems to advanced backend fraud detection, we serve as the backbone for claims processing for some of the world’s largest insurance companies.Our team faces a variety of complex challenges—from crafting digital experiences that offer comfort and clarity to claimants during their most vulnerable moments, to orchestrating large-scale machine learning-driven decision-making for billions in claims payments. Life at Assured is dynamic, collaborative, and incredibly fulfilling.We invite you to join us as a Senior Cloud Security Engineer, where you will play a crucial role in securing and enhancing the cloud infrastructure that underpins our operations. You will be responsible for designing robust architectures, driving automation initiatives, and advocating for security-by-design principles throughout our platform. Your contributions will directly protect our data, build customer trust, and bolster our compliance efforts as we expand.Key Responsibilities Architect, implement, and scale secure AWS environments with a focus on innovation and regulatory compliance. Develop and maintain Terraform modules and infrastructure-as-code pipelines to support secure, auditable deployments. Conduct regular security assessments, execute vulnerability tests, and lead incident response initiatives. Partner with engineering and DevOps teams to seamlessly integrate security controls into CI/CD processes and product development lifecycles. Establish IAM strategies, enforce network segmentation, apply encryption standards, and implement continuous monitoring practices. Identify anomalies, investigate alerts, and respond proactively to evolving threats within our cloud environments.‍ Mentor peers on secure design principles, share insights on emerging risks, and promote best practices in cloud security. Stay ahead of emerging threats and security tools while contributing to our long-term security strategy with creativity and vision.Qualifications Extensive experience in cloud security engineering, particularly within AWS environments. Proficiency in Terraform and infrastructure-as-code methodologies. Strong foundation in security best practices, risk assessment, and compliance frameworks. Proven track record of implementing security controls and leading incident response efforts. Excellent collaboration skills with the ability to engage cross-functionally. Continuous learner with a passion for staying updated on the latest in security technologies and threats.

About UsAt Turnkey, we develop secure, developer-centric infrastructure for private key management, simplifying the process of creating wallets, signing transactions, and automating on-chain actions through a single, elegant API—without ever compromising sensitive key material.Our mission is to fortify the open internet by making strong cryptography and key management the standard. Founded by the team behind Coinbase Custody, the world’s largest and most secure cryptocurrency custodian, our work has safeguarded over $100 billion in crypto assets across the industry.Our team embodies a culture of low ego, high agency, and autonomy, bringing over 100 years of combined expertise in cryptography, security, and low-level systems, building robust infrastructure designed for scalability.Role OverviewWe are on the lookout for a Senior Corporate Security Engineer to spearhead and enhance the security of Turnkey's corporate infrastructure. This is a pivotal role as you will be our first dedicated corporate security hire, collaborating directly with the security lead to establish enterprise security capabilities from the ground up.In this capacity, you will safeguard Turnkey’s personnel, endpoints, SaaS applications, identity systems, and internal infrastructure, ensuring the security of our distributed workforce while enabling rapid progress without compromising safety. Operating at the intersection of security engineering, IT operations, and risk management, you will design and implement security controls that are robust yet user-friendly, ensuring our company remains secure as we grow.What You’ll DoBuild & Secure Corporate InfrastructureArchitect, implement, and oversee security measures for endpoints and distributed systems; deploy and manage our security stack (MDM, EDR/XDR, ZTNA, SSO); enforce zero-trust principles, least-privilege access, and hardening standards.Drive Security Initiatives & Risk ReductionLead initiatives focused on endpoint hardening, access controls, and vendor risk; conduct security design reviews, risk assessments, and vulnerability remediation; develop and enforce security policies and best practices.Detection, Response & AutomationRespond to security incidents with urgency and technical expertise; collaborate on detection rules, alerts, and monitoring; automate workflows and create runbooks and playbooks to efficiently scale security operations.

Join Canonical, a global leader in open source software and operating systems, as we shape the future of technology in the automotive industry. Our flagship platform, Ubuntu, is integral to transformative enterprise initiatives, including public cloud, data science, AI, engineering innovation, and IoT. We collaborate with some of the world's top public cloud providers and technology leaders, including Mercedes, Ford, GM, Intel, and more. With a diverse team of over 1000 professionals spread across 70+ countries, we prioritize global collaboration and innovation, meeting in unique locations to strategize and align on our goals.As a Solutions Architect for Automotive, you will empower our partners and prospects to leverage our open source platform effectively. Your expertise will guide them in integrating our solutions into their operations, enhancing their offerings for their customers.Our field engineering team employs deep insights to tackle real-world challenges, driving enterprise adoption of technologies such as Ubuntu, OpenStack, Kubernetes, and AI/MLOps. We are passionate about the entire open source ecosystem, from kernel to desktop and cloud to embedded systems. We continuously expand our services to enhance security, management, and developer experiences across a wide array of environments.This position demands not only automotive expertise but also a unique combination of technical skills. Ideal candidates will possess strong Linux knowledge, coding and scripting proficiency, and experience with low-level Linux boot processes, BIOS, firmware, and embedded software development. You will thrive in a dynamic environment, engaging with innovative technology entrepreneurs. As competitive, business-oriented technologists, you will also be collaborative team players who celebrate collective achievements.Our field engineers tackle some of the most challenging queries, providing insightful responses that prioritize our partners' and customers' needs above all else. We trust them to uphold our commitment to excellence.Location: This is a fully remote position open to applicants worldwide.

Role Overview moovx is looking for a Marketing Technology Architect to join our team remotely within LATAM. This role focuses on connecting marketing strategies with the right technology, helping the company improve how marketing tools and systems work together. What You Will Do Work with teams across the company to design and implement marketing technology solutions. Shape the overall marketing technology landscape, making sure our tools and processes support business goals. Keep up with digital marketing trends to ensure our technology stack remains effective and up-to-date. Find ways to improve efficiency and results through smart use of technology in marketing. Location This is a remote position open to candidates based in LATAM.

Join Our TeamAt Turnkey, we are revolutionizing the way developers manage private key infrastructure, crafting secure, developer-first solutions that empower wallet creation, transaction signing, and automated on-chain actions—all through a streamlined API that safeguards sensitive key information.Our ambition is to fortify the open internet by establishing robust cryptography and key management as standard practice. Founded by the team behind Coinbase Custody, the foremost crypto custodian globally, we’ve dedicated ourselves to protecting over $100 billion in digital assets across the industry.Our culture thrives on low egos, high agency, and exceptional autonomy, bringing together more than a century of collective expertise in cryptography, security, and low-level systems. We build reliable infrastructure that scales effectively.Your RoleWe are looking for a Senior Application Security Engineer to join our innovative team. You will play a crucial role in ensuring our systems, pipelines, and runtime environments are designed with security at their core and resilient for high-scale deployment.You will work closely with both product and infrastructure engineering teams, influencing how security is woven into every aspect of our architecture. This hands-on role is perfect for a builder who enjoys creating secure systems from the ground up.Your ResponsibilitiesIn collaboration with the Product and Engineering teams, you'll engage at both the design and development stages to implement new features securely. Your tasks will include:Engaging in the implementation processesConducting security reviewsContributing to product design decisionsAuditing our existing products to identify vulnerabilitiesPerforming threat modeling and security assessments for new features, identifying risks early and guiding secure architectural choices.Enhancing our automated tooling to scale security capabilities and detect code issues pre- and post-deploymentEstablishing application guardrails to enable developers to build securely by defaultInvestigating and resolving security incidents and vulnerabilities while implementing long-term improvements to prevent future occurrencesCultivating a culture of secure development across engineering teams, establishing practices that shape how Turnkey builds and deploys software.