Senior Security Engineer

At January, we are on a mission to revolutionize consumer finance from the ground up. By personalizing interactions and optimizing decision-making throughout all stages of consumer credit, we empower both consumers and creditors, ensuring that credit is fair, accessible, and tailored to individual needs.As a Lead Security Engineer, you will redefine security…

Yext (NYSE: YEXT) is a leading brand visibility platform designed for a world where discovery and engagement occur everywhere — across AI search, traditional search, social media, websites, and direct communications. With over 2 billion trusted data points and a suite of integrated products, Yext empowers brands with the clarity, control, and confidence needed to excel in digital channels. Our real-time insights, AI-driven recommendations, and scalable execution transform a brand's digital presence into a competitive advantage. Join our innovative and collaborative team to discover why we are consistently recognized as a ‘Best Place to Work’ by industry leaders such as Built In, Fortune, and Great Place To Work®!We are on the lookout for a dynamic Senior Security Governance Manager to enhance our cybersecurity program and ensure robust governance across key initiatives. In this role, you will act as a trusted advisor to the CISO, overseeing cybersecurity risk management, developing control and prioritization frameworks, and creating metrics that assess program maturity, risk assessment/reduction, and business alignment. The ideal candidate will be a strategic thinker capable of balancing governance with business agility, ensuring that security investments yield measurable results.

Join dev2 as a Senior Manager, Information Security Office Consultant, where you will play a pivotal role in enhancing our information security practices. You will lead a team of professionals to identify vulnerabilities and implement robust security measures that protect our organization against potential threats. This position requires a strategic thinker with a strong background in information security management, and the ability to communicate effectively with stakeholders at all levels.Your contributions will directly impact our organizational security posture and influence our commitment to safeguarding sensitive information. If you are passionate about information security and eager to lead a dedicated team, we invite you to apply.

Ivalua is seeking an IT Manager for its Security Operations Center (SOC) in New York City. This leadership role centers on protecting company information systems and data while guiding a dedicated SOC team. Key responsibilities Lead and support the Security Operations Center team, providing direction and oversight Supervise daily security operations to safeguard information systems and sensitive data Implement and maintain security protocols across the organization Monitor compliance with industry standards and ensure all practices align with regulatory requirements Strengthen Ivalua’s security posture and contribute to the protection of client information Role focus This position combines hands-on management with strategic oversight. The IT Manager will work to ensure that security measures are current, effective, and consistently applied throughout the organization.

CLEAR builds secure identity technology for both digital and physical spaces. With more than 38 million members and a growing global partner network, CLEAR’s platform helps people move through airports, stadiums, workplaces, and daily routines with greater safety and ease. Role Overview The Senior Security Engineer on the Infrastructure Security Engineering (ISE) team protects CLEAR’s core platforms. This position focuses on cloud security, identity management, and endpoint controls. The work centers on AWS and Kubernetes environments, using infrastructure-as-code to scale and automate security practices. What You Will Do Strengthen security across AWS and Kubernetes infrastructure Develop and implement security controls using infrastructure-as-code Work closely with Engineering, CorpIT, and Security teams to make security a default part of CLEAR’s systems Location This role is based in New York, New York, United States.

Wehrtyou seeks a Security Engineer based in New York, NY. This role centers on protecting information systems and supporting secure business operations. The position involves defending sensitive company data and helping maintain the integrity of daily processes. Key responsibilities Design and implement security measures for company information systems Monitor systems to detect and respond to security threats Safeguard sensitive data against both internal and external risks Support the security and reliability of company operations Role focus This position requires a proactive approach to identifying vulnerabilities and ensuring that the company’s data and systems remain secure.

Join a forward-thinking global community dedicated to making a positive impact for employees, clients, and society. As our new Information Security Systems Manager, you will play a crucial role in enhancing Ramboll's information security framework, ensuring compliance with ISO27001 standards. This position is based in the USA, with a preference for East Coast locations, though the exact location is negotiable.U.S. citizenship is a prerequisite for this role.In this dynamic position, you will report directly to the Global Business Partners - Information Security & Data Compliance Manager, contributing your expertise in IT and information security. You will collaborate with enterprise architects and national business teams to ensure robust compliance and security practices. This role includes strategic planning and the execution of compliance audits, investigations, and IT forensics, requiring a hands-on approach and a commitment to continuous skill development.Your key responsibilities will include:Leading the CMMC Level 2 certification process for an existing Level I enclave, including external audits.Collaborating with contractors and consultants to support CMMC Level 2 certification.Ensuring the effective operation and governance of enclave processes.Contributing to the development of a disaster recovery plan and conducting simulations across the Americas.Overseeing client surveys related to Ramboll’s cyber security measures.Join us to engage in cutting-edge projects and support sustainable solutions for Ramboll and its national businesses.

Join Ramp as a Cloud Security Engineer and be part of a dynamic team dedicated to safeguarding our cloud infrastructure. In this role, you will leverage your expertise to design, implement, and maintain robust security measures that protect our clients' data and ensure compliance with industry standards.

Join Our Innovative Security TeamAt OpenAI, security is paramount to our mission of ensuring that artificial general intelligence serves the best interests of humanity. Our dedicated Security team safeguards OpenAI’s technology, personnel, and products. We are technical in our solutions and operational in our approach, committed to supporting all aspects of our products and research. Our guiding principles include prioritizing impactful initiatives, empowering our researchers, preparing for future technological advancements, and fostering a robust security culture.Your Role as an Application Security EngineerIn the role of Application Security Engineer, you will play a vital part in identifying and mitigating security vulnerabilities within our software applications. This involves creating security tools, conducting code reviews, performing penetration testing, and executing comprehensive security assessments.We seek individuals who will collaborate closely with development teams to embed secure coding practices throughout the software development lifecycle, preemptively addressing security risks. You will also offer security guidance to developers and stakeholders, promoting a culture of security awareness across the organization.This position is based in New York City, but we also consider candidates for remote work. Our hybrid work model requires three days in the office each week, and we offer relocation assistance for new employees.Key ResponsibilitiesConduct Security Assessments: Regularly perform security assessments, code reviews, and penetration tests to identify vulnerabilities in applications and software.Create and Implement Security Tools: Design and develop security tools, frameworks, and methodologies to defend applications against potential threats.Collaborate with Development Teams: Work hand-in-hand with development teams to ensure security best practices are integrated throughout the software development lifecycle, including secure coding standards.Threat Modeling and Risk Assessment: Carry out threat modeling and risk assessments to proactively identify potential risks and devise effective mitigation strategies.Manage Vulnerabilities: Track, analyze, and manage vulnerabilities within applications, providing guidance and support for remediation efforts.Incident Response Support: Assist in incident response efforts and contribute to the development of incident response protocols.

Join Scale AI as a highly skilled Security Engineer in our Product Security team, where you will play a pivotal role in safeguarding the security and integrity of our products and services. This position involves conducting comprehensive code reviews, implementing security best practices, and shaping our overarching security strategy. Your proficiency in TypeScript, Python, AWS, CI/CD, SAST, DAST, and Terraform orchestration will be vital in detecting and addressing potential security threats. You will have the opportunity to analyze complex issues, identify root causes independently, and articulate the complexities and implications of security vulnerabilities, including their potential for exploitation and impact. Your responsibilities will include:Utilizing extensive product security knowledge to design and maintain software tools that secure every layer of the modern AI/ML software ecosystem.Conducting thorough code reviews to identify and rectify security vulnerabilities.Assessing and improving the security of our product offerings through RFC and service evaluations.Establishing and sustaining CI/CD pipelines with a strong emphasis on security.Executing Static Application Security Testing (SAST) and Dynamic Application Security Testing (DAST) to uncover vulnerabilities in production code.Employing Terraform orchestration to maintain secure and efficient infrastructure management.Advising engineering teams on developing robust, long-term solutions that prioritize security and privacy.Clearly communicating the mechanics and significance of security vulnerabilities, including their exploitability and potential consequences.Contributing to the security strategy and direction of the team, advocating for best practices and ongoing enhancements. Ideal candidates will possess:A proven track record of independently driving multi-month security initiatives, from problem identification to execution, with minimal oversight.Significant experience as a Security Engineer with an emphasis on product security.Proficiency in NodeJS, TypeScript, Python, and/or Kubernetes.A strong grasp of modern JavaScript application design.Practical experience in operating and securing AWS infrastructure at scale.Hands-on experience with SAST and DAST tools and methodologies.Familiarity with Terraform orchestration for managing infrastructure.Capability to analyze complex problems and identify root causes independently, providing actionable insights without managerial input.Exceptional communication skills, enabling clear presentation of technical concepts to diverse audiences.

Join Crosby as a Security Engineer, where you'll play a pivotal role in safeguarding our information systems and data integrity. As a vital member of our security team, you will implement robust security measures, conduct risk assessments, and collaborate with cross-functional teams to protect our infrastructure from potential threats.

About Our TeamAt OpenAI, our dedicated Security team is committed to providing our researchers, engineers, and staff with seamless access to the tools and resources necessary for optimal productivity, security, and comfort. As an Enterprise Security Engineer, you will thrive in a highly technical, collaborative environment focused on employee satisfaction.Our IT team, though compact and agile, covers a wide array of security domains, empowering you to contribute to innovative solutions and build robust systems from the ground up. With strong support and ample resources, we aim to implement a world-class enterprise security program.Role OverviewIn the role of Enterprise Security Engineer, you will play a key role in safeguarding OpenAI's internal information systems through the implementation and management of security protocols. You will collaborate closely with our IT and Security teams to enhance security capabilities, enforce policies, and monitor systems for potential threats.This position is available for remote work or relocation assistance can be provided for candidates moving to San Francisco.Your Responsibilities Will Include:Designing and executing robust security measures to protect our organization's information assets from unauthorized access, disclosure, or misuse.Monitoring both internal and external systems for security threats and responding promptly to alerts.Contributing to and enforcing IT and Security policies and procedures across the organization.Collaborating with the IT department to fortify our infrastructure using best practices in AzureAD, GSuite, GitHub, and other SaaS tools.Providing guidance to employees on best practices for securing endpoints, as well as office AV and network infrastructure.Creating innovative sharing controls and associated monitoring to safeguard company data, including intelligent group management, Data Loss Prevention (DLP), and other relevant security controls.Implementing forward-thinking models such as 'secure by default' and 'zero trust' to establish sustainably secure environments for knowledge workers and developers.Identifying and addressing vulnerabilities within our internal systems while adhering to best practices for data security.Utilizing our AI-driven models to enhance systems for improved security detection and response, data classification, and other security-related tasks.

Join K Health as a Senior Security Engineer specializing in Compliance and Risk. In this pivotal role, you will be responsible for ensuring that our security measures meet regulatory compliance standards while effectively managing risk. You will collaborate with cross-functional teams to implement security protocols that protect our data and systems.

As a Product Manager II on the Code Security team at Datadog, you will spearhead the development and execution of our strategic roadmap for safeguarding the software supply chain amid the rising prevalence of AI-assisted coding. This pivotal role is both strategic and technical, concentrating on the identification of emerging risks in contemporary development workflows and translating those insights into impactful product capabilities. You will collaborate extensively across engineering, security research, design, and go-to-market teams to launch innovative solutions that empower customers to stay ahead of evolving threats. This role presents a unique opportunity to deepen your expertise in application security and AI while influencing one of Datadog's fastest-growing product areas.At Datadog, we cherish our office culture—fostering relationships, creativity, and collaboration. We operate with a hybrid workplace model, enabling our employees to achieve a work-life balance that suits them best.

Why Join UsAt Brex, we are transforming the way businesses manage their expenses through our innovative AI-powered spend platform. By integrating corporate cards, banking, and global payments with user-friendly software for travel and expenses, we empower companies—from startups to large enterprises like DoorDash, Flexport, and Compass—to control their spending proactively, reduce costs, and enhance efficiency on a global scale.Joining Brex means you will push boundaries, challenge conventional thinking, and collaborate with some of the brightest minds in the industry. We are dedicated to fostering a diverse team and inclusive culture, believing that your potential is only limited by your ambition. We provide you with the tools, resources, and support necessary to elevate your career.Engineering at BrexOur engineering approach at Brex focuses on building scalable systems with intention and speed. Our teams, which encompass Software, Data, Security, and IT, operate with a high degree of autonomy and foster deep collaboration. We take on complex technical challenges, take ownership of our results, and strive for excellence across all stages—from architecture to deployment. At Brex, engineering is a craft, and our builders evolve into leaders.Your RoleAs a Senior Security Operations Engineer at Brex, your mission will be to prevent, detect, and respond to security threats across our corporate and cloud environments. You will leverage existing systems and develop new tools to enhance our security capabilities. Our team is responsible for various functions in corporate security, detection & response, and infrastructure security domains, employing systems engineering and automation to support these functions.Security Operations is nested within our broader Trust & IT organization, providing opportunities to collaborate closely with Application Security, Corporate Engineering, Governance, Risk & Compliance (GRC), and IT. You will work to enhance security configurations, promote positive employee behaviors, and prevent incidents from escalating. Furthermore, you will contribute to our open-source project Substation and have the chance to share insights on the Brex Tech Blog. You will be part of a team that actively engages with the broader security community, committed to mentorship and engineering excellence.We seek individuals with a robust background and a keen interest in detecting, responding to, and resolving security incidents and challenges. You should be passionate about security and eager to contribute to a forward-thinking team.

As a Product Manager II specializing in AI & Data Security at Datadog, you will play a pivotal role in defining and delivering innovative solutions that empower organizations to securely adopt and scale AI across their applications and infrastructure. Your focus will be on developing products that enhance visibility into AI systems and data utilization, evaluate security posture, and facilitate risk management throughout the AI lifecycle. This position uniquely merges the fields of security, AI, and cloud platforms, making it an excellent opportunity for a Product Manager who excels in navigating emerging and complex challenges. You will engage cross-functionally to revolutionize how customers discover, comprehend, and secure AI-driven systems operating in production environments.At Datadog, we highly value our office culture, recognizing the importance of relationships, collaboration, and the creativity they foster. We embrace a hybrid work model that allows our Datadogs to achieve a harmonious work-life balance tailored to their individual needs.

Maven Clinic stands as the world's leading virtual clinic dedicated to women and families, with a mission to revolutionize healthcare for everyone. Our award-winning digital solutions deliver comprehensive clinical, emotional, and financial support all within a single platform, encompassing areas such as fertility and family planning, maternity and newborn care, parenting and pediatrics, as well as menopause and midlife. Over 2,000 employers and health plans trust Maven's integrated platform to enhance clinical outcomes, reduce healthcare expenses, and promote equitable benefits programs. With a strong reputation for innovation and leadership in the industry, Maven has been recognized in the Time 100 Most Influential Companies, CNBC Disruptor 50, Fast Company Most Innovative Companies, and FORTUNE Best Places to Work. Founded in 2014 by CEO Kate Ryder, Maven has successfully raised over $425 million from prestigious healthcare and technology investors such as General Catalyst, Sequoia, Dragoneer Investment Group, Oak HC/FT, StepStone Group, Icon Ventures, and Lux Capital. Discover more about us at mavenclinic.com.A vibrant and award-winning culture dedicated to an impactful mission – Maven Clinic has received over 30 accolades for workplace excellence and innovation, including:Fortune Change the World (2024)CNBC Disruptor 50 List (2022, 2023, 2024)Fortune Best Workplaces for Millennials (2024)Fortune Best Workplaces in Health Care (2024)TIME 100 Most Influential Companies (2023)Fast Company Most Innovative Companies (2020, 2023)Built In Best Places to Work (2023)Fortune Best Workplaces NY (2020, 2021, 2022, 2023, 2024)Great Place to Work certified (2020, 2021, 2022, 2023, 2024)Fast Company Best Workplaces for Innovators (2022)Built In LGBTQIA+ Advocacy Award (2022)What You’ll DoSecurity Platform EngineeringDesign and implement scalable infrastructure to support compliance with HIPAA, SOC 2, and ISO 27001.Build and maintain systems for identity, authentication, and access management (Okta / GCP IAM / Auth0 / OPA).Implement observability and anomaly detection across microservices, data repositories, and SaaS platforms.Establish and enforce Zero Trust principles and least-privilege access organization-wide.Develop compliance observability dashboards and automate evidence collection.Security Automation & ToolingCreate self-service security tools that seamlessly integrate with developer workflows.

Join Hudson River Trading (HRT), a leading quantitative trading firm renowned for its commitment to technological advancement. We develop and deploy state-of-the-art systems in one of the most sophisticated computing environments globally, driving our expansive trading operations.We are on the lookout for a seasoned Security Operations Engineer to become a vital part of our expanding Security Operations team. In this pivotal role, you will design, build, and maintain strategic security solutions that safeguard HRT’s global cyber security infrastructure.The ideal candidate will possess a deep understanding of SIEM, SOAR, UEBA, and DLP technologies. Proficiency in programming languages, particularly Python, along with experience in log management and observability platforms such as the Elastic stack, is essential. This role demands strong technical troubleshooting abilities, along with exceptional organizational, automation, project management, and communication skills across various functions.

About the Role Sigma Computing is seeking a Senior Security Engineer II focused on Cloud & Data Security to help safeguard our large-scale, cloud-native SaaS platform. This position centers on engineering: building security solutions, not just operating existing tools. The role calls for a subject matter expert in cloud security architecture. Collaboration with Engineering, Security, and Product teams is key, as is designing scalable controls that support business growth. Responsibilities include creating secure architectures, integrating controls into infrastructure-as-code, and setting up automated guardrails so teams can move quickly without waiting for manual security sign-offs. This is a hands-on position for someone who thrives in complex cloud environments, values automation, and knows how to scale security for a growing SaaS company. What You Will Do Architectural Leadership: Work closely with infrastructure and engineering teams to embed security into development workflows. Lead technical discussions that shape security strategy and initiatives. Multi-Cloud Engineering: Design, implement, and refine Sigma’s cloud security across AWS, GCP, and Azure, using deep architectural expertise. Threat Modeling & Incident Response: Conduct threat modeling for cloud environments and handle incident response, including investigation and remediation of malicious activity. Identity & Access Management: Develop strategies for IAM and privileged access (RBAC/ABAC, federation, least privilege, cross-account access). Remove standing privileges and long-lived credentials, and promote zero-trust and privileged access controls across IaaS and SaaS. Cloud Data Security Controls: Implement data classification, encryption/KMS, masking/tokenization, access governance, retention and deletion policies, and reduce exfiltration risks across APIs and data pipelines. Automated Remediation Workflows: Build automated responses for recurring cloud misconfigurations, drift, and policy violations to improve operational efficiency and response times. Security Stack Management: Deploy and manage cloud-native services, including CSPM, CNAPP, DSPM, SIEM, DLP, WAF, Kubernetes, and container security tools. Network Defense: Evaluate and implement zero-trust network security measures. Location: New York City, NY

CoreWeave is the definitive cloud solution for AI™. Designed by innovators for innovators, we provide a robust platform of technology, tools, and expert teams that empower trailblazers to confidently build and scale AI solutions. Trusted by top AI research labs, startups, and global enterprises, CoreWeave merges exceptional infrastructure performance with profound technical know-how to expedite breakthroughs and transform computing power into actionable capability. Established in 2017, CoreWeave became publicly traded (Nasdaq: CRWV) in March 2025. Discover more at www.coreweave.com.What You Will Do:The Enterprise Security team at CoreWeave is tasked with safeguarding our daily operations—covering identity, endpoints, networks, and SaaS—ensuring the company can maintain agility without sacrificing security. This team is accountable for the controls, guardrails, and automation that protect our workforce, contractors, and vital business applications within a cloud-native environment.If you're passionate about zero trust, phishing-resistant MFA, and creating secure-by-default experiences that enhance productivity, this is the perfect team for you.About the Role:As a Senior Security Engineer, Enterprise Security, you will architect and implement the security measures that support CoreWeave's workforce and enterprise framework. You will spearhead projects related to identity, access management, device and endpoint security, and SaaS security—collaborating closely with IT Engineering, Endpoint, Network, and various security teams.Your routine will involve a blend of hands-on engineering (coding, building integrations, fine-tuning controls) and architecture and program leadership (setting standards, defining frameworks, and encouraging adoption across teams). You will be accountable for transforming high-level goals—such as “implementing zero trust for workforce access” or “deploying phishing-resistant MFA at scale”—into tangible designs, automation, and quantifiable risk reduction.In this position, you will:Develop advanced identity and access controls