Senior Software Engineer - Server Security

About the RoleJoin our dynamic team at FanDuel as we seek a skilled Senior Enterprise Security Engineer. This pivotal role requires a professional who is dedicated to crafting and implementing enterprise security control strategies, while also shaping our security posture. You will play a key role in balancing risk reduction with user experience and operational enablement at scale.Reporting directly to the Senior Manager of Enterprise Security Engineering, you will tackle diverse security challenges and lead initiatives that foster a secure environment for our operations.Your ResponsibilitiesImplement cutting-edge models such as “secure by default” and “zero trust” to maintain a robust security posture.Act as a security subject matter expert, collaborating with internal teams to meet business objectives and overcome security challenges.Develop and manage team roadmaps while staying informed of the latest threats and identifying security risks independently.Utilize automation and development approaches to enhance enterprise-wide security controls.Employ AI technologies to amplify the effectiveness of Security Engineering and FanDuel's operations.Support the security organization as needed, fostering a collaborative team environment.What We’re Looking ForProven expertise in security engineering across multiple domains, including Zero Trust, Endpoint Security, Data Protection, and more.Intermediate proficiency in scripting languages such as Python, Go, or Ruby; experience with Python and PowerShell is a plus.Familiarity with identity access management frameworks and protocols like SAML, SCIM, OAuth, and WebAuthN.Ability to model threats to corporate infrastructure and implement preventative architectures and controls.Strong communication skills to work effectively with a diverse range of partners, from engineering to legal teams.Adeptness in navigating rapidly evolving environments with a focus on solving ambiguous challenges.

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.

Role Overview FanDuel is looking for an Enterprise Security Engineering Manager in New York City. This leader will direct efforts to strengthen security architecture and processes across the company's enterprise systems. The role centers on protecting sensitive data and supporting compliance with industry standards. What You Will Do Oversee the design and rollout of security measures for enterprise systems Lead and mentor a team of security engineers Work with teams across the company to identify and address security risks Ensure ongoing compliance with relevant industry requirements Who We're Looking For Experience managing security engineering teams Strong background in enterprise security architecture and process improvement Ability to collaborate with cross-functional groups Commitment to protecting sensitive information and upholding compliance This position is based in New York City.

JOIN OUR TEAMAre you ready to take your career in cybersecurity to the next level? At FanDuel, we're on the lookout for a skilled Enterprise Security Engineer who is passionate about designing and implementing cutting-edge enterprise security controls. You will play a pivotal role in shaping our security posture while balancing risk management and user experience. Reporting to the Senior Manager of Enterprise Security Engineering, you’ll tackle a variety of security challenges to protect our organization.

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 standards in an industry where trust has been significantly compromised. This is a unique opportunity to join us at a pivotal moment: we have established the hard-earned trust of leading financial institutions, and now you will create the security framework that extends this trust to millions of consumers.You will design and implement a dual trust architecture, safeguarding both consumer-facing experiences and robust enterprise systems. You will tackle technical challenges that are unparalleled in the industry, such as privacy-preserving data systems, compliance automation across multiple jurisdictions, and AI-driven decision-making processes. Your influence will shape our security strategy and culture from the ground up, demonstrating that security is not merely an overhead cost, but a competitive advantage that drives enterprise partnerships and market growth.Your ImpactTransform security into a competitive edge: Position January's security as a key differentiator that attracts banks and enterprises, unlocking Tier 1 partnerships and deals that competitors cannot secure.Promote security-by-design in product and application development: Collaborate with product and engineering teams to identify critical risks early in the process, focusing on application security across frontend, Flask services, and databases. Integrate security into the discovery and design phases, ensuring secure development patterns are embedded in workflows.Design systems for bank-grade data protection: Create and enforce data classification, encryption, and access control mechanisms that comply with regulatory standards, ensuring sensitive data remains within authorized boundaries.Foster a security-first engineering culture: Advocate for security-centric thinking within engineering teams without hindering progress. Lead incident responses decisively, ensuring that January emerges stronger from security events through thorough post-incident analyses.Streamline compliance with minimal overhead: Maintain SOC 2, PCI-DSS, and financial compliance using automated systems and build infrastructure that generates audit evidence seamlessly, eliminating compliance bottlenecks.

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

About the Role Sigma Computing is hiring a Senior Security Engineer II focused on Threat Detection and Response for our Security Engineering team in New York City. This position acts as the technical subject matter expert for threat intelligence, detection, and response. The role partners closely with Security, Platform, Product, and Engineering teams to reduce risk and strengthen our defenses at scale. Responsibilities include translating Cyber Threat Intelligence (CTI) into practical security strategies and reinforcing our architecture to guard against modern attack techniques before they can impact our systems. Beyond platform management, this engineer will write production-grade code, design scalable detection systems, automate security responses, and build proactive controls. A strong understanding of cloud, identity, application, and data attack vectors is essential. What You’ll Do Adversary Response Planning: Develop and maintain a comprehensive adversary response strategy that connects organizational risks to specific threat actor tactics, techniques, and procedures (TTPs). Cross-Functional Leadership: Act as a subject matter expert for Infrastructure, Engineering, and Security teams. Guide the adoption of proactive security measures and help integrate security best practices throughout the development lifecycle and company infrastructure. Proactive Threat Modeling: Lead collaborative threat modeling for new products and infrastructure. Support cloud platform, Engineering, and IT teams in identifying and mitigating architectural vulnerabilities before deployment. Continuous Detection Engineering: Build, refine, and continually improve a library of high-fidelity detections. Ensure alerting mechanisms adapt to new exploitation methods and evolving industry standards. Industry Alignment: Stay current with the latest security developments (such as CISA advisories and new MITRE techniques) to keep Sigma’s controls aligned with industry standards. Resilience Testing & Training: Design and run incident response simulations and tabletop exercises. Educate non-security teams on their crisis roles and identify any weaknesses in our layered defense approach. Advanced Incident Management: Lead advanced incident response efforts to ensure security incidents are managed quickly and effectively.

Join Veeam Software as a Senior Sales Engineer specializing in Data & AI Security. In this pivotal role, you will leverage your extensive technical expertise to support our sales team, ensuring the successful delivery of data protection solutions to our clients. Your ability to communicate complex technical concepts in an accessible manner will be crucial as you engage with customers and stakeholders.

About EliseAIAt EliseAI, we are dedicated to revolutionizing vital industries such as housing and healthcare. Everyone deserves a comfortable home and access to quality healthcare, yet these essentials are often challenging to obtain. By seamlessly integrating AI agents into existing workflows, we enhance efficiency, reduce costs, and elevate the overall experience for our users.Housing: We streamline the rental experience by simplifying apartment tours, lease signings, maintenance requests, and communication with property management—bringing everything tenants need into one convenient platform.Healthcare: We facilitate appointment scheduling, streamline intake forms, and enhance communication between patients and providers, allowing everyone to prioritize health over paperwork.With EliseAI, organizations minimize manual tasks, enhance accessibility, and deliver a cohesive experience across crucial services. Recently, we secured a $250 million Series E round led by Andreessen Horowitz to further accelerate our mission.About The RoleEliseAI is seeking a Senior Security Engineer to join our dynamic team and safeguard our cutting-edge AI solutions. In this role, you will be tasked with designing, implementing, and maintaining robust security measures to protect our systems, data, and users. Collaborating closely with our engineering, IT, and infrastructure teams, you will identify and resolve security vulnerabilities, automate security processes, and ensure compliance with industry standards.Key ResponsibilitiesAutomate security processes, including asset management, vulnerability management, and patch management using cloud-based tools and scripting.Drive the integration of developer tooling—such as linters, static analysis tools, posture assessment scanners, and query inspectors—to expedite secure system development.Develop and incorporate security-first application foundations across our products.Contribute significantly to AWS security, ensuring comprehensive protection across our cloud infrastructure.Provide security guidance throughout the development lifecycle, including secure coding practices and vulnerability assessments.

Oscar Health builds technology-driven health insurance with a focus on personal, supportive experiences. Since 2012, the company has aimed to make insurance feel as approachable as working with a trusted family doctor. Role overview The Senior Security Engineer I, GRC joins Oscar’s Security Team to design and operate systems that deliver ongoing security assurance, actionable risk insights, and scalable compliance. This position focuses on engineering infrastructure and automation that enable the organization to demonstrate security and compliance in practice, not just through documentation or audit preparation. What you will do Design and maintain systems that automate security assurance and compliance processes Integrate governance and control validation into system architecture Connect operational telemetry, engineering workflows, and risk signals to create a feedback loop for security intelligence Identify patterns and relationships that traditional GRC programs may overlook Collaborate closely with the Senior Manager of GRC Requirements Background in security engineering, platform engineering, risk management, and regulatory assurance Ability to combine technical and compliance expertise to create scalable solutions Experience with automation, telemetry, and self-evidencing controls Work location This role is based in Oscar’s New York City office. The hybrid schedule requires three days per week in the office. Thursdays are mandatory in-office days for team meetings and events; the other two days are flexible. Compensation and benefits Base salary: $163,944 to $215,176 per year Eligibility for equity grants and annual performance bonuses Access to Oscar’s unlimited vacation program Comprehensive employee benefits

About UsAt Candid Health, we are on a mission to revolutionize the broken medical billing system that burdens the US healthcare landscape. With healthcare providers spending over $250 billion annually on administrative costs to receive payments from insurance companies, we are developing innovative software solutions supported by cutting-edge data science and machine learning to simplify and automate these complex processes.Having participated in the Y Combinator W20 batch, we are backed by esteemed investors such as 8VC, First Round Capital, and BoxGroup. Our efforts are currently aiding clients in diverse areas, including opioid addiction treatment, women's health, weight management, and mental health care access. Join us in making a meaningful impact in healthcare!To learn more about our journey, check out this blog post by our founders.Your RoleWe are seeking a dedicated Senior Security Engineer to fortify the security of our systems and networks. As a key player in our team, you will ensure our platforms are resilient against various threats while adhering to compliance mandates. We appreciate a proactive approach and are looking for someone well-versed in security frameworks and actively involved in both strategic and operational security initiatives.Key ResponsibilitiesEstablish Security Protocols: Integrate security measures into our systems to maintain a secure-by-default environment.Engage with Engineering Teams: Take part in design reviews and threat modeling sessions to detect potential security vulnerabilities early in the development phase, ensuring that security remains a priority throughout all projects.Manage Compliance Obligations: Understand and oversee the processes related to HIPAA, SOC2, SOC1, PCI, and HITRUST to maintain compliance and provide guidance to teams.

Join MongoDB as a Senior Software Engineer within the Atlas Clusters Organization, a team that's pivotal in developing MongoDB Atlas, our premier database-as-a-service offering and the fastest-growing product in our portfolio. Atlas empowers users to effortlessly deploy secure, fault-tolerant, and globally distributed MongoDB clusters within minutes. You will be instrumental in crafting software that interfaces with major cloud providers (AWS, Azure, and GCP) to ensure security, durability, availability, and performance across all MongoDB deployments. The Atlas Clusters Security team is dedicated to delivering a top-tier cloud database security experience to our diverse clientele. Our team works on developing and maintaining essential systems for cluster networking, data encryption, database authentication, and more, enabling critical applications around the globe. This position is available in New York City with the flexibility of a hybrid work model or can be remote for candidates on the East Coast.

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 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 Us:At LangChain, we strive to make intelligent agents an integral part of everyday technology. Our goal is to provide the essential tools for agent engineering in real-world applications, enabling developers to transition from experimental prototypes to production-ready AI agents that are dependable for teams. Initially recognized for our widely adopted open-source solutions, we have expanded to offer a comprehensive platform for the development, evaluation, deployment, and management of agents at scale.Currently, innovative products such as LangChain, LangGraph, LangSmith, and Agent Builder empower teams in delivering real AI solutions across both startups and major enterprises. Millions of developers rely on LangChain to enhance AI initiatives within organizations like Replit, Clay, Coinbase, Workday, Lyft, Cloudflare, Harvey, Rippling, Vanta, and 35% of the Fortune 500.With a recent funding boost of $125 million in our Series B round from notable investors like IVP, Sequoia, Benchmark, CapitalG, and Sapphire Ventures, we are poised for further innovation and growth. Every team member plays a pivotal role in shaping our products and collaborative culture. Join us at LangChain, where your contributions can significantly influence the future of technology.About the Role:We are seeking a Senior Backend Engineer specializing in Enterprise Readiness & Identity to enhance our platform’s security, compliance, and scalability for enterprise clients. This is a crucial role on a newly established team focusing on authentication, authorization, billing, security, compliance, and tenant management. You will work closely with infrastructure, product management, go-to-market teams, and our top enterprise clients to establish the foundational elements of our enterprise services. This position requires in-person presence five days a week in New York City, San Francisco, or Boston.Responsibilities:Design and implement backend services using Python and Go for enterprise authentication, authorization, billing, and tenant provisioning.Develop and enhance systems for SAML, SCIM, OAuth2, and single sign-on (SSO) integrations.Create robust role-based access control (RBAC) and attribute-based access control (ABAC) models at an organizational scale.Build and optimize billing infrastructure, including invoicing, usage-based charges, and support for flexible pricing models.Implement audit logging, usage tracking, and metering pipelines to ensure compliance and accurate billing.Streamline enterprise onboarding and tenant lifecycle management for enhanced reliability and scalability.

Who We AreAddepar is a cutting-edge global data and AI platform that empowers investment professionals to transform intricate financial data into actionable insights. We unify portfolio, market, and client information into a comprehensive portfolio view while delivering AI-driven insights throughout investment and client workflows. Our platform is trusted by over 1,400 firms across nearly 60 countries, managing close to $9 trillion in assets. With integrations to nearly 650 software, data, and consulting partners, Addepar enables seamless end-to-end investment operations across organizations of all sizes and complexities. We proudly support clients from our offices located in New York City, Salt Lake City, London, Edinburgh, Pune, Dubai, Geneva, and São Paulo.The RoleWe are on the lookout for an Enterprise Growth Engineer to join our dynamic team. As a pivotal resource throughout our sales process, you will lead presentations tailored for C-Suite executives, advisors, and other key stakeholders, demonstrating how Addepar’s vertically integrated platform addresses complex financial challenges. Your extensive knowledge of financial software will guide prospects and major clients in understanding the perfect fit of the Addepar solution.Collaborating closely with our Account Executives, you will drive the technical aspects of the sales cycle, emphasizing AI-driven workflows and data integration. Internally, you will liaise with various teams to keep our prospects informed about product developments, workflows, and use cases at Addepar. Your leadership will inspire confidence in our internal teams and serve as a guiding light for our prospects!At Addepar, we take a market-based approach to compensation. The starting salary for a successful candidate will be determined based on the role, relevant skills, experience, qualifications, work location, and current market conditions. The salary range indicated for this role is $122,000 - $153,000 (base salary) plus bonuses, equity, and benefits.Our recruiter will provide additional details regarding the specific salary range for your preferred location during the hiring process. Please note that these ranges reflect base salary only and do not include bonuses, equity, or benefits.All applicants must be legally authorized to work in the United States without requiring current or future visa sponsorship (such as employment-based visas like H-1B, F-1/OPT, or similar) and must be able to commence work in the U.S. immediately.

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 BettermentBetterment is a pioneering financial services organization driven by technology, providing innovative investing and retirement solutions for individual investors, investment advisors, and financial wellness services, including tailored 401(k) plans for small to medium enterprises. Our mission is to empower individuals to build wealth with confidence and ease. We are based in New York City and offer hybrid work arrangements, requiring four days a week in the office. About the RoleThe Security Engineering team acts as a vital partner across the organization, striving to ensure that Betterment is the most secure platform for our customers’ assets. We achieve this by developing tools for our engineering teams, enhancing the security and integrity of our systems, and implementing monitoring solutions for our services. This allows us to operate efficiently and effectively within a highly regulated and secure environment.Our programming activities encompass languages such as Ruby, JavaScript, Java, and Python. We utilize a diverse array of technologies to support our tools and platform, including AWS, Kubernetes (EKS), Helm, Terraform, Datadog, CircleCI, and Splunk. As a Senior Product Security Engineer, you will play a critical role in delivering new products, tools, and systems securely, enhancing the impact of our engineering efforts while ensuring the safety and satisfaction of our customers!This position is eligible for remote work. Below is the salary range we would offer for this position based on city or state requirements. For candidates located elsewhere, the offered compensation will be based on experience and geographic location. Actual salaries may vary depending on factors such as location, experience, and performance. The range listed is a part of Betterment’s overall compensation package.New York City: $205,000 - $215,000We provide a competitive equity package along with comprehensive health, dental, and vision benefits, life and AD&D insurance, short-term and long-term disability coverage, an Employee Assistance Program, commuter and parking benefits, FSA/HSA options, and a 401(k) plan with employer matching, in addition to a flexible PTO policy. This role may also qualify for variable compensation through a company incentive bonus.A Day in the LifeLead and collaborate on product security initiatives to strengthen our engineering practices.Write and review customer-facing code to address security issues alongside product development teams.

Join Deepgram as an Enterprise Solutions Engineer, where you will play a pivotal role in delivering cutting-edge voice recognition technology to our enterprise clients. You will collaborate closely with sales, product, and engineering teams to understand customer needs and provide tailored solutions. Your expertise will be crucial in demonstrating the capabilities of our platform, assisting with implementations, and ensuring client satisfaction.