Security Engineer at Relay Protocol | New York

Join Coast as a Platform Engineer specializing in Security, where you will play a pivotal role in enhancing our security infrastructure. You will collaborate with cross-functional teams to design, implement, and maintain robust security protocols that protect our platforms and data. This position offers the opportunity to work in a dynamic environment, contributing to innovative solutions that drive our business forward.

Join Coast as a Security Engineer, where you'll play a critical role in safeguarding our digital infrastructure and data integrity. You will collaborate with our engineering teams to design and implement security measures, assess risks, and respond to security incidents. Your expertise will help us ensure that our systems are robust and secure against emerging threats.

At Coast, we are revolutionizing the U.S. B2B card payments infrastructure, targeting the vast landscape of 500,000 commercial fleets and over 40 million commercial vehicles. Our mission is to modernize the outdated technologies that serve these customers to meet the growing demand for innovative digital experiences and affordable financial services. With the backing of leading fintech and mobility venture funds, we are poised to transform one of the largest sectors in the country. This is an exciting opportunity to join a dynamic and rapidly growing engineering team at Coast. As a DevSecOps Engineer, you will play a pivotal role in shaping our security practices and ensuring the integrity of our platforms. You will have the chance to contribute significantly to foundational decisions and expand your impact as we scale. In this role, you will collaborate with a passionate product team, addressing key security concerns from network security to code scanning and application security reviews. Your expertise will help us create streamlined processes that reduce friction while maintaining high standards of security. This position reports to the Head of Platform and works closely with Product Engineering and the CTO. Our New York City office is located in the vibrant SoHo neighborhood, offering a creative work environment. Team members are typically in the office four days a week.

Coast is revolutionizing the U.S. B2B card payments and expense management landscape, specifically targeting the nation's 500,000 commercial fleets and 40 million commercial vehicles. Our innovative platform empowers vehicle fleets with enhanced control, security, and real-time visibility into their expenditures. We initiated our journey by creating a fair and transparent charge card tailored for mobile fleet workers, owners, and managers. Our long-term ambition is to develop a comprehensive and intelligent financial services platform uniquely designed for this sector. Design remains at the forefront of our mission to simplify complex financial workflows, making them intuitive and trustworthy for users in both field and office environments.Founded and guided by Daniel Simon, a co-founder of Bread (breadpayments.com), a prominent payments and credit technology firm that was acquired for over $500 million in 2020, Coast has successfully raised a total of $165 million in funding. Our latest funding event, a $40 million Series B equity round led by ICONIQ Growth, included participation from Thomvest and Synchrony, alongside renowned fintech and mobility venture funds such as Accel, Insight Partners, and Better Tomorrow Ventures, among others.

At Coast, we are revolutionizing the U.S. B2B card payments landscape, targeting the vast network of 500,000 commercial fleets, 40 million commercial vehicles, and countless drivers across the nation. As traditional technologies fall short of modern demands, we are committed to providing innovative digital experiences and transparent financial services. Our mission is to empower our clients with the Coast Fleet and Fuel Card, a state-of-the-art spend management platform designed for transformative growth. About the Role We are seeking a dynamic and empathetic Manager of Customer Success to spearhead our frontline Customer Success Managers (CSMs) while also managing a dedicated portfolio of accounts. This player-coach approach is essential to fostering trust, empathy, and excellence throughout the customer journey. You will be responsible for mentoring, hiring, and developing a team that ensures outstanding onboarding, activation, and retention for all customer segments. What Success Looks Like Consistently deliver exceptional customer value throughout the customer lifecycle. Achieve excellent Gross Revenue Retention (GRR) and Net Revenue Retention (NRR) through proactive health monitoring and effective retention and expansion strategies. Accelerate the onboarding process and fleet activation to ensure customers realize value quickly and consistently. Be an engaged player-coach, managing accounts and demonstrating product knowledge and customer service fluency to elevate team performance through structured coaching. Enhance the expansion pipeline by identifying and nurturing Customer Success Qualified Opportunities (CSQOs) into viable expansion avenues. What You’ll Do Lead & Coach: Oversee and mentor a team of high-performing CSMs, prioritizing call coaching, onboarding execution, fleet activation, and account health. Own Accounts: Maintain a personal portfolio to remain close to the customer experience and exemplify best practices in onboarding, retention, and account expansion. Drive Activation: Ensure your team expedites onboarding processes and enhances customer engagement. Create Value: Guide CSMs in demonstrating customer value throughout the lifecycle, developing account-specific strategies linked to clear use cases. Maximize Expansion: Assist CSMs in generating CSQOs and establishing a proactive expansion pipeline. Upskill the Team: Implement a systematic 1:1 coaching and enablement framework to elevate onboarding, account health, and overall team performance. Build Systems Excellence: Promote operational rigor and data proficiency across Salesforce, Sigma, Outreach, and other tools.

Coast is revolutionizing the U.S. B2B card payment ecosystem, specifically targeting the vast landscape of 500,000 commercial fleets and 40 million commercial vehicles, alongside countless commercial drivers. The outdated technologies currently serving these customers are no longer sufficient, as fleet businesses increasingly seek modern digital experiences and transparent financial service solutions. Our mission at Coast is to deliver innovative solutions at an unprecedented scale, beginning with the Coast Fuel Card and an advanced spend management platform. What does Product Marketing entail at Coast? Our dynamic marketing team of 12 operates through a lens of strategic experimentation: we rapidly test, learn swiftly, and amplify successful strategies across various channels. We prioritize impactful positioning, clear messaging, and aspire to build a generational brand that resonates deeply with finance and operations leaders. Product Marketing at Coast serves as the bridge connecting our customers, our products, and our growth strategies. We work closely with Product, Sales, Customer Success, and the broader Marketing team to effectively position and launch products, while driving adoption, expansion, and customer retention throughout the entire lifecycle. About the Position We are in search of a Senior Product Marketing Manager to spearhead marketing efforts for all new offerings at Coast. This role begins with our spend management solution, designed specifically for fleet businesses. Your mission will be to elevate this product from a key driver of Coast's growth to a dominant player in our business portfolio. Following this product launch, numerous additional offerings will be introduced this year, demanding your strategic leadership. This role is ideal for a full-stack Product Marketing Manager eager to build from the foundation up. You will become the subject matter expert in understanding our customers, the market landscape, and the intricacies of our product. You will define our messaging around spend management, develop packaging and sales strategies, and foster adoption and expansion throughout our customer base. You will have significant ownership in an environment where you will continuously develop the playbook as we progress. Key Responsibilities Craft positioning and messaging that clearly articulates Coast's competitive advantages, and disseminate this across all communication channels, including our website, product communications, sales materials, integrated marketing campaigns, and customer lifecycle communications. Lead cross-functional product launches from inception to execution, collaborating closely with Product and Sales to shape the roadmap, develop the narrative, and ensure internal alignment for our overarching go-to-market strategy. Design cross-sell and lifecycle journeys for your products (onboarding, activation, engagement, expansion), leveraging customer insights, product metrics, and performance data to enhance adoption and drive growth.

Join Our MissionAt taptapsend, we are on a journey to revolutionize cross-border financial services for emerging markets. Our mission is to empower families and invigorate local economies, providing millions with enhanced access to financial solutions.Since our inception in 2019, we have significantly transformed the landscape of international money transfers, operating across six continents and addressing both high-traffic and underserved remittance corridors. We have harnessed the power of digital finance to reach areas traditionally neglected by conventional banking systems. As we embark on our next growth phase, we are excited to introduce a suite of services and products tailored to make financial transactions more accessible for diaspora communities, including local cards and innovative savings and payment features.Our rapid expansion is supported by renowned investors and is centered around a product that merges real-world impact with pioneering fintech technology.Learn more about us:Founded by Harvard alumni and serial entrepreneurs who previously established Segovia (acquired) and GiveDirectly (reporting over $300M in revenue, recognized as the fastest-growing NGO globally).Supported by esteemed investors such as Spark Capital, Canaan, Reid Hoffman, Breyer Capital, Unbound, and Wamda.Composed of top-tier global talent from organizations like Bain, Google, McKinsey, Uber, Checkout, and Bolt, we prioritize speed, humility, and a deep commitment to our mission.A truly diverse team consisting of over 250 members from more than 50 nationalities, speaking over 50 languages.Driven by our core values of ownership, impact, humility, and heart, we embody these principles in our actions.Your RoleWe are seeking a Senior Engineer, Platform/SRE to enrich our dynamic engineering team. As an early team member, your contributions will significantly shape our culture, processes, and norms. We foster a collaborative environment that values both teamwork and individual autonomy. Be prepared for exciting challenges as we support a rapidly scaling platform with new product launches and beyond!

Join Coast as we revolutionize the trillion-dollar B2B card payments landscape in the U.S. Our focus is on enhancing the experience for the nation's 500,000 commercial fleets, 40 million commercial vehicles, and millions of drivers. With outdated technologies failing to meet the demands for modern digital solutions, Coast is on a mission to deliver transformative financial services that improve the working lives of those in one of the country's largest industries. Supported by leading fintech and mobility venture funds, we are positioned to make a significant impact.As an early member of our sales team, you'll dive into the essential role of promoting Coast's innovative products. Your mission will be to help businesses with fleet operations save time and money by forging, nurturing, and closing relationships with prospective clients. You will also play a key role in shaping the sales strategy and vision for our customer-centric sales organization. Your efforts will directly contribute to Coast's revenue growth and pave the way for the success of future sales team members.

At Momenti, we are pioneering a new era of content creation, transforming traditional media into immersive experiences that resonate deeply with audiences. Our focus is on interactive video that dismantles the 4th wall, fostering profound connections and emotions. Join us in redefining audience engagement and bringing moments to life in an innovative way.Job Overview:We are looking for a skilled and dedicated Security Engineer to become our inaugural security hire at Momenti, reporting directly to our Engineering Director. In this influential role, you will be charged with safeguarding the security and integrity of our systems, applications, and data. You will collaborate closely with cross-functional teams to identify vulnerabilities, formulate and implement security protocols, and provide continuous support to ensure a secure environment. This role offers a unique opportunity to make a lasting impact and help shape the security framework at Momenti.Key Responsibilities:• Design and implement robust security strategies, policies, and procedures to protect Momenti's technological assets.• Conduct ongoing security evaluations, vulnerability assessments, and risk analyses to uncover and mitigate potential security threats.• Work alongside software engineers and other team members to establish secure coding standards and practices to ensure secure software development.• Actively monitor and respond to security incidents, investigating and resolving breaches, intrusions, and unauthorized access attempts.• Keep abreast of the latest developments in security technologies, trends, and best practices, and provide actionable recommendations to enhance our security posture.• Conduct training sessions for employees to foster a culture of security awareness and best practices within the organization.

At profound, we are dedicated to empowering organizations with the insights and control they need over their AI presence. We are seeking a proactive Security Engineer to spearhead the security framework of our platform, infrastructure, and corporate environment. You will collaborate closely with our Engineering and Operations teams to establish and uphold security controls, compliance procedures, and threat mitigation strategies that safeguard customer data while facilitating our rapid expansion.This position is perfectly suited for an individual who perceives security as a catalyst for business growth, rather than an impediment, and who is passionate about constructing practical, scalable security systems from the ground up. As our inaugural dedicated security hire, you will play a pivotal role in shaping our strategies for access control, vulnerability management, compliance, and incident response as we grow.

At PermitFlow, we are revolutionizing the construction landscape in America. As a pioneering applied AI company, we empower builders nationwide by addressing one of the most significant information hurdles in the economy: comprehending what can be built, where, and how. Our innovative AI-driven workforce assists leading construction firms in navigating the complexities of permitting, licensing, inspections, and project closeouts, thereby accelerating the development of housing, clean energy, and infrastructure across the country.Despite being a $1.6 trillion industry, the construction sector faces significant delays, wasted resources, and missed opportunities. PermitFlow has already achieved remarkable speed, precision, and transparency in over $20 billion of development, enabling contractors to streamline compliance, mitigate risks, and scale their operations confidently.As the U.S. embarks on a new capital expenditure supercycle encompassing data centers, manufacturing facilities, housing, and renewable energy, joining PermitFlow means contributing to the AI infrastructure that underpins every construction project and propels the next era of reindustrialization.Headquartered in New York City, we offer a hybrid work schedule (3 days in-office per week). We prefer candidates based in NYC or those willing to relocate.

Quick FactsRole: Platform EngineerLocation: 5 days/week @ NYC HQBase Salary: $250K to $325KEquity: Aggressive initial grant + annual performance-based bonusesAbout MomentMoment is at the forefront of developing innovative trading and portfolio management technologies. Our advanced product suite includes high-throughput market data pipelines, automated smart order routing algorithms, real-time portfolio ledgering, position tracking, and high-cardinality portfolio optimization.Founded in 2023 by a visionary team of quantitative traders and researchers from industry giants like Citadel and Jane Street, we have successfully secured over $100M in funding from prestigious investors such as Andreessen Horowitz, Index Ventures, and Lightspeed Venture Partners. Our solutions are integral to mission-critical workflows for financial institutions managing over $8 trillion in assets.MissionAt Moment, our Platform team is dedicated to laying the groundwork for success. We empower engineers to operate more efficiently, safely, and with enhanced visibility, treating our internal platform as a valued product and our engineers as esteemed customers.The RoleWe are seeking a skilled engineer who can seamlessly integrate high-level architectural design in AWS with low-level backend development in Go. You will be the bridge connecting infrastructure and application code, identifying and implementing opportunities that enhance developer productivity.What You'll Do...Architect 'Golden Paths'You will build and maintain core shared libraries, SDKs, and code-generation tools (gRPC, OpenAPI) crucial for our engineering organization, enabling product teams to deliver features with speed and security.Design and Optimize Cloud InfrastructureYou will take ownership of our AWS ecosystem (ECS, RDS, MSK, etc.), designing robust architectures and demonstrating a hands-on approach to debugging production performance, tuning database parameters, and automating repetitive tasks.Treat the Platform as a ProductYou will collaborate closely with product teams to understand their challenges, championing a philosophy of building intuitive and helpful tools that enhance their workflows.Elevate ObservabilityYou will establish best practices for observing and debugging our systems, diving deep into the intricacies of our infrastructure.

Join Us at Treeswift!At Treeswift, we are dedicated to empowering energy companies to adapt and thrive in an era of unprecedented challenges, including severe weather and escalating demands for infrastructure expansion. Our innovative approach combines cutting-edge technology with field operations, utilizing advanced sensors integrated into backpacks and vehicles to collect extensive LiDAR and imagery data. This data is processed through sophisticated AI models, delivering actionable insights via our web platform.Since commencing our journey in June 2024, we have partnered with three of the five largest utilities in the United States and continue to expand our reach across various sectors. Our team comprises passionate experts with deep expertise in robotics from prestigious institutions like Penn, Caltech, and CMU, alongside seasoned professionals from top-tier companies such as Palantir, Stripe, Oracle, and MongoDB. Backed by leading investors, including Penny Pritzker’s Inspired Capital, we are on a mission to redefine the energy sector.We invite you to be part of this transformative journey!

About Method SecurityAt Method Security, we are on a mission to redefine the landscape of cybersecurity in response to the rapid evolution of AI-driven threats. Our commitment lies in protecting essential institutions—ranging from government and defense to critical commercial sectors—against these advanced threats through the development of state-of-the-art, autonomous defense solutions. By integrating our expertise in AI, cybersecurity, and software engineering, we aim to shift the balance of power in security from the attackers to the defenders.Our Team and ValuesWhen you join Method, you become part of a distinguished, mission-oriented team that champions innovation, transparency, and excellence. We operate with intention, embracing a myriad of perspectives and experiences while upholding rigorous quality standards. Our culture is founded on trust, efficiency, and respect, fostering an environment where everyone can make significant contributions. We believe in the power of small, agile teams that can tackle complex challenges and yield remarkable results. At Method, you will have the freedom to lead projects, receive the support to overcome obstacles, and play a pivotal role in shaping the future of cybersecurity.Role OverviewAs a Security Engineer at Method Security, you will play a vital role in enhancing our product's capabilities by crafting tools and workflows that bolster the AI-driven defenses of our platform. This position demands a unique combination of security engineering expertise and software development skills to transform intricate security workflows into solutions that our product can autonomously utilize. You will collaborate closely with developers and product teams to ensure that the tools and security primitives within our offering empower users to address a variety of dynamic cybersecurity challenges.Key ResponsibilitiesDevelop and fortify both defensive and offensive security tools and workflows that augment the efficacy of our AI-driven platform.Create automated solutions within our product to optimize security workflows and facilitate intelligent responses to identified vulnerabilities and misconfigurations, utilizing Python and Go.Construct and maintain infrastructure utilizing Terraform and virtualization software for continuous testing and simulation.Engage with cross-functional teams to integrate security capabilities that align with user requirements and uphold high operational standards.Explore and implement diverse security tools and develop integration points within our product to support comprehensive security strategies.

About the Position Join our global team at Jane Street as an IT Security Engineer, where your extensive Windows engineering expertise and hands-on experience with contemporary security controls will play a pivotal role in safeguarding our IT platforms. You will be instrumental in enhancing the security of our internal IT and remote work environments through a blend of technical execution, consultation, and strategic influence across the IT team. We seek a candidate who possesses exceptional judgment and an eye for prioritizing intricate remediation efforts. Your insights will guide our mitigation strategies, while you provide essential technical counsel and decision-making support as required. Your responsibilities will include: Proactively proposing, designing, testing, implementing, and documenting advanced security controls. Coordinating and delivering security solutions across our IT platforms, while identifying opportunities for further automation of intelligent workflows. Developing scalable security controls, investigating emerging threats, creating new security tools, and spearheading vulnerability management initiatives. This role is part of our dedicated IT Engineering team, which monitors and manages our computing environment across three continents. Your analytical skills and expertise will be critical in supporting our colleagues' daily operations and ensuring our systems are maintained to the highest standards.

At Outtake, we are on a mission to empower trust in a digital-first world. With the rapid spread of impersonation, fraud, AI-driven scams, and identity abuse, we have developed a pioneering AI platform that proactively identifies, monitors, and dismantles impersonators, automating protection in mere hours rather than weeks.Our team, composed of former engineers from Palantir, Notion, and more, is committed to clarity, autonomy, and speed. Our ambitious goal is to establish ourselves as the trust layer of the modern internet, and we are building a lean, exceptionally talented team to achieve this.Your RoleIn this platform engineering position, you will:Shape Engineering Practices: Own the foundational systems that product engineers depend upon, designing and maintaining tools that enhance developer workflows and engineering velocity.Optimize for Influence: Focus on initiatives that amplify impact across the engineering organization, transforming repetitive solutions into robust platforms that enable swift, effective engineering practices.Build Resilient Foundations: Develop a strategic vision for engineering operations and translate that vision into practical code and systems while navigating dynamic environments.The TeamOur team embodies the belief that "The team you build is the company you build." — Vinod Khosla. Outtake’s team includes talented individuals from Palantir, Notion, Meta, Slack, and Datadog, all of whom have successfully shipped significant systems and learned from their experiences.We prioritize craftsmanship, collaboration, and accountability. Our work culture is demanding yet supportive, where team members pair on complex challenges, provide constructive feedback, and take ownership of projects from inception to outcome. Mentorship is intentional, fostering growth and development within the team. Driven individuals thrive here, not because they must, but because they are passionate about their work.

About Blee Blee builds AI-powered solutions that help organizations streamline and strengthen compliance processes. Our platform serves thousands of active users from a wide range of enterprise clients, many of whom have long-term contracts. The team includes professionals with backgrounds at Adobe, Chime, PayPal, and AWS. While Blee’s roots are in San Francisco, we have recently opened an office in New York City, and most of our team works from one of these two locations. Role Overview: Security Engineer Blee is hiring its first Security Engineer in New York City. This person will own the company’s security framework, setting the foundation for how we protect our systems and data. The scope includes SOC 2 compliance, infrastructure security, and enterprise security assessments. As the first in this role, expect both autonomy and influence over key security decisions. Growth Path This role suits someone who wants to build a security program from the ground up. As Blee grows, the Security Engineer will have the chance to move into a leadership position, shaping security strategy and team structure as customer needs and regulations evolve. What You Will Do Lead compliance certifications such as SOC 2 Type II, ISO 27001, and frameworks like GDPR, CCPA, HIPAA, and PCI-DSS. Design and maintain secure infrastructure for real-time systems and AI batch processing workloads. Develop security practices and select tools that scale with the company, keeping security tightly integrated with engineering. Improve cloud infrastructure security by managing access controls, secrets, audit logging, and vulnerability management. Refine CI/CD pipelines and developer workflows to support both security and a smooth developer experience. Blee welcomes candidates who enjoy solving complex problems and want to make a direct impact on security at a growing company.

Are you ready to make a significant impact in the tech world?West Monroe is on the lookout for a skilled GCP Platform Lead who possesses a robust background in Agentic AI, Software Engineering, and Google Cloud Platform (GCP) services. This pivotal role involves steering the design, delivery, and management of scalable, AI-enhanced platforms in the bustling heart of New York City. You will be responsible for overseeing comprehensive platform engineering, spearheading the CREATe process (Collaborative Requirements Engineering and Agile Testing), and ensuring effective collaboration with stakeholders to guarantee timely, high-quality deliverables.

Join Our Security Operations Team We are seeking a passionate, driven, and technically inquisitive individual with a strong focus on IT operations to become a valued member of Jane Street’s IT Security team. Your role will be pivotal in safeguarding our firm's IT systems and user identities through hands-on technical work, innovative problem-solving, and collaborative teamwork. Key responsibilities for this position include: Deploying, documenting, and implementing security controls at scale. Contributing significantly to our Vulnerability Management program to effectively detect and mitigate vulnerabilities. Providing expert guidance and support to the IT department and IT Operations team during security incidents. Collaborating with engineering teams to develop both technical and non-technical solutions addressing security concerns. Assisting in the creation and refinement of our team’s operational playbooks and procedures. We are looking for someone who thrives in collaborative environments, enjoys tackling complex challenges, and is adept at delegating and escalating tasks efficiently. This role emphasizes communication, as you will be responsible for translating intricate technical issues for diverse audiences while maintaining accuracy. We welcome applicants from varied backgrounds, but preference will be given to candidates with experience in code-driven or declarative environments and hands-on experience in security incident response.