Lead end-to-end penetration testing and red team engagements for customer environments including internal networks, web applications, and cloud infrastructure.
Perform in-depth testing with manual techniques to find business-logic flaws and high-impact attack chains that automated tools miss.
Deliver high-quality client-ready reports with clear risk ratings, business impact, and practical remediation guidance.
Lead the maturation of Delinea's Offensive Security program, including penetration testing and red teaming operations.
Manage a team of penetration test engineers, set performance objectives, and provide mentorship.
Collaborate with Product Development, DevOps, IT, and SecOps to test security controls and report findings to technical and executive audiences.
Delinea is a pioneer in securing human and machine identities through intelligent, centralized authorization, empowering organizations to govern interactions across the modern enterprise. The company is a global, passionate team backed by TPG, valuing diversity, innovation, and a culture of respect and fairness.
Design, build, and operate an AI-augmented red teaming harness using advanced LLM APIs for autonomous vulnerability discovery.
Conduct adversarial testing across external, internal, and privileged perspectives, chaining and validating vulnerabilities.
Collaborate with DevSecOps, SOC, and engineering teams to improve security automation and detection workflows.
This company provides a cloud-based platform for highly security-conscious organizations. It fosters a remote-first culture focused on innovation, ownership, and continuous learning.
Perform Red Team engagements including stealth and purple teaming to simulate advanced cyber attacks and test security posture.
Collaborate with blue team members in real time to identify and address security gaps, and document findings for technical and executive audiences.
Stay current on attack vectors, develop new tools and techniques, and provide technical leadership to junior team members.
NBCUniversal is a leading media and entertainment company, creating world-class content across film, television, streaming, and theme parks. As a subsidiary of Comcast, we employ a global workforce and foster an inclusive culture focused on innovation and community.
Perform full-stack penetration testing of web applications, APIs, and mobile apps.
Conduct internal/external network audits and vulnerability validation.
Develop custom exploits, adversary emulation, and AI/LLM security testing.
Twilio is shaping the future of communications by delivering innovative solutions to hundreds of thousands of businesses and empowering millions of developers worldwide. The company values a remote-first work culture, global inclusion, and diverse experiences.
Perform penetration tests of IT infrastructures, web applications, and web services.
Conduct security assessments in Active Directory, cloud environments (Azure, AWS), and mobile applications.
Analyze AI-powered applications and LLM integrations for vulnerabilities and misconfigurations.
SITS Deutschland GmbH is part of the SITS Group, a leading IT security provider offering holistic security solutions. The company has over 700 employees and fosters a culture of appreciation, team spirit, and work-life blending.
You will lead Ajaib's offensive security program and take a hands-on role in testing the resilience of our technology.
You will design and execute penetration tests, red-team exercises, and security assessments across mobile apps, APIs, cloud, and corporate environments.
You will partner with engineering and security teams to validate remediation and provide clear guidance to reduce risk without slowing delivery.
Ajaib is an Indonesian investment platform helping people access and manage investments across stocks, crypto, and US stocks. As a growing fintech company, we are committed to protecting our customers, products, and technology to maintain trust.
Lead and mentor an internal red team, establishing scalable offensive security practices.
Conduct advanced penetration testing and adversarial simulations across cloud infrastructure and AI environments.
Research emerging attack techniques and collaborate with detection teams during purple team exercises.
They operate a cutting-edge cloud platform that supports advanced AI workloads. The company is remote-first, emphasizes innovation and continuous improvement, and has a collaborative international team.
Contribute to practice development and marketing initiatives through research, speaking, and tool creation.
GuidePoint Security provides trusted cybersecurity expertise, solutions and services to help organizations minimize risk. The company has over 1,200 employees and focuses on a collaborative, enjoyable workplace atmosphere.
Conduct advanced offensive security research across cloud infrastructure (AWS, GCP), production services, internal tooling, and AI platforms.
Design and execute realistic adversary simulations targeting identity systems, cloud control planes, supply chains, and distributed architectures.
Research emerging attack vectors against LLMs, AI agents, retrieval systems, MCP integrations, prompt orchestration, and autonomous workflows.
This venture-backed AI company combines world-class human expertise with advanced machine learning workflows to help leading AI organizations build and improve cutting-edge models. Backed by over $40 million in funding and a rapidly expanding international network, it operates as a distributed, remote-first team.
Design, build, and operate an AI-augmented red teaming harness using frontier LLM APIs.
Conduct adversarial testing across four attack perspectives to discover and chain vulnerabilities.
Assume ownership of security stage-gates within our CI/CD pipeline.
We provide a cloud-native platform called Silo that enables digital analysts to securely and anonymously investigate threats. We serve over 750 organizations and value integrity, collaboration, and innovation.
Deliver AI red teaming security assessments for enterprise clients, defining scopes and authoring detailed reports.
Build and improve frameworks and tooling to scale AI red teaming service delivery and automate repetitive tasks.
Develop novel red teaming methodologies for emerging AI modalities and stay ahead of the latest AI security threats.
Check Point protects over 100,000 organizations worldwide from cyber and AI-driven threats using a prevention-first approach. They are recognized by TIME, Newsweek, and Forbes for excellence and workplace culture.
Drive product capability by bringing an offensive practitioner's perspective to scanning, fingerprinting, and attack surface data.
Conduct original research on emerging attack techniques using Internet-wide scan data and publish findings at major conferences.
Collaborate with engineering and product teams to translate research into new scanning modules, fingerprints, and detection features.
Censys provides real-time Internet intelligence and actionable threat insights to global governments, over 50% of the Fortune 500, and leading threat intelligence providers worldwide. The company values collaboration, innovation, and impact, with a team of world-class researchers and engineers.
Lead security initiatives across infrastructure, applications, cloud, and enterprise deployments to ensure a strong security posture.
Conduct penetration testing, vulnerability assessments, and security reviews to proactively identify and mitigate risks.
Collaborate with engineering, DevOps, and machine learning teams to embed security best practices into products and processes.
The company develops innovative AI-driven products for highly regulated environments. They operate with a startup culture, emphasizing collaboration, autonomy, and continuous improvement.
Own and manage the application vulnerability remediation program, prioritizing findings and guiding developers.
Partner with engineering teams to validate fixes and implement long-term security improvements.
Define and maintain secure SDLC processes, including security reviews and threat modeling.
The company develops internet-facing financial software, APIs, and cloud-based solutions. It operates with a remote-first culture and emphasizes security and compliance.
Lead a team of Attack and Full-Stack Engineers to design and scale offensive capabilities for the NodeZero platform.
Drive external attack strategy across public-facing infrastructure, SaaS platforms, and enterprise software.
Partner with Product and Design to translate field insights into productized capabilities and roadmap.
Horizon3.ai is a fast-growing, remote cybersecurity company focused on enabling organizations to proactively find, fix, and verify exploitable attack vectors before criminals exploit them. The team is a fusion of former U.S. Special Operations cyber operators and startup engineers, committed to a culture of respect, collaboration, and results.
Lead threat modeling, architecture reviews, and code reviews for web applications, APIs, and microservices.
Actively develop and commit code to fix security flaws in Python, Go, or JavaScript/TypeScript codebases.
Implement and manage security testing tools within CI/CD pipelines to catch vulnerabilities early in the SDLC.
RunPod is the AI Developer Cloud, providing a platform for developers to experiment, train, fine-tune, deploy, and scale AI. We are a small, remote-first team that has processed over 20 billion inference requests and closed a $100M Series A in June 2026.
United StatesCanadaDominican Republic
Unlimited PTO
Lead application and product security across Forward-built, third-party, and AI-built software.
Evolve the pentest program and proactively build AI solutions within the appsec function.
Own remediation workflows and partner with teams to build controls for external exposure.
Forward Financing is a financial technology company that unlocks capital for small businesses across America. They are a recognized Best Place to Work with a remote-first culture and team members across the US, Canada, and Dominican Republic.
Conduct advanced vulnerability research and security assessments across modern application and cloud stacks.
Develop proof-of-concept exploits and collaborate with cross-functional teams to strengthen customer security.
Provide mentorship to junior researchers and represent Cobalt in the security research community.
Cobalt provides offensive security testing via a SaaS platform and a community of over 400 vetted testers. The company is fully remote and values diversity and inclusion.