Perform triage and advanced analysis across endpoint, server, and network infrastructure.
Conduct threat hunting and proactive investigations to detect malicious activities.
Document recommendations and maintain knowledge of the threat landscape.
Cyderes builds identity and access management, exposure management, and managed detection and response programs to stop active threats. The company is Great Place to Work certified and supported by a tireless global team.
Research and reproduce high-consequence vulnerabilities across enterprise networks, applications, identity systems, and cloud environments.
Turn vulnerability research and attacker tradecraft into safe, repeatable automated attack capabilities.
Validate remediation and collaborate with research, product, and engineering teams.
Horizon3 is a fast-growing remote cybersecurity company that helps organizations proactively find, fix, and verify exploitable attack vectors. Its NodeZero platform delivers autonomous pentests, and the team is a collaborative culture committed to respect, ownership, and results.
Provide senior-level response to security alerts and own escalations.
Conduct threat hunting, vulnerability scanning, and penetration testing.
Create security alerts, dashboards, and response mechanisms while mentoring junior staff.
KnowBe4 empowers the modern workforce to make smarter security decisions every day, providing security awareness training and attack simulation. Trusted by more than 70,000 organizations worldwide, the company fosters a modern, high-tech, and fun work environment.
Own the configuration, tuning, and management of our SIEM solution to diagnose unusual threats.
Perform architecture reviews, code reviews, and penetration testing on web and mobile apps.
Build and maintain vulnerability management CI/CD pipeline and collaborate with engineering teams.
Engine is the AI-native platform for intelligent travel, serving over 38,000 customers and nearly 2 million travelers. Recognized as one of Fast Company's Best Workplaces for Innovators (2025) and Built In's Best Places to Work (2020–2026), we have a culture of exponential growth and high-caliber colleagues.
Administer GCP and AWS cloud infrastructure with a focus on security and compliance.
Manage containerized environments, identity protocols, and CI/CD workflows.
Collaborate with scientists and engineers to support agentic AI and scientific SaaS platforms.
The company operates advanced cloud-hosted research applications, agentic AI frameworks, and scientific SaaS platforms. Working in a fully remote, high-tech environment, their cross-functional teams focus on transitioning research prototypes into production-ready services.
Process security requests, access management, and vulnerability assessments.
Identify and help mitigate security issues, misconfigurations, and vulnerabilities.
Support identity and access management and assist with incident response.
Quadcode is a fintech company delivering advanced financial products, including a trading platform offered as SaaS to other brokers. We're a global team of 500+ creative and tech-driven people with a positive and friendly atmosphere.
Conduct threat modeling and risk assessments across product features, AI agents, cloud infrastructure, and data systems to identify vulnerabilities.
Partner with engineering, IT, and data teams to embed security into development processes through design reviews and secure coding guidance.
Run vulnerability management, bug bounty coordination, incident readiness, and SOC 2 compliance support to build scalable security practices.
n8n is an open workflow orchestration platform for AI-powered automation, combining code freedom with no-code speed. Since 2019, it has grown to 260+ employees across Europe and the US, backed by top investors and a 650,000-developer community.
Perform security monitoring, digital forensics, and incident response across corporate, product, and mission environments.
Conduct threat hunting and apply cyber threat intelligence to secure the enterprise and improve detection capabilities.
Support vulnerability management, compliance assessments, and documentation of security procedures.
BlackSky is a real-time intelligence company that owns and operates a space-based intelligence platform, providing satellite imagery, automated analytics, and high-frequency monitoring. Its global team works with cutting-edge technology and is people-first, customer-focused, and fun.
Design and build red team agents, architecting harnesses, tools, and MCP servers to encode offensive tradecraft.
Drive full-chain attack operations across Windows, Active Directory, on-prem, cloud, and network surfaces.
Build detection-evasion capabilities, cyber ranges, and benchmarks to verify agent improvements against real defenses.
Cogent is an applied AI lab building AI agents for cybersecurity, using its AI Taskforce to assess petabytes of enterprise data and prevent breaches. Backed by Greylock and Bain Capital Ventures, the team includes experts from top universities, leading tech companies, and world-class cybersecurity firms.
Lead advanced security assessments across web applications, APIs, cloud platforms, and enterprise networks.
Conduct red team activities, vulnerability research, and custom tool development to simulate real-world attacks.
Collaborate with cross-functional teams to assess risks, support remediation, and mentor colleagues.
Hitachi Vantara provides data infrastructure for global innovators across industries. As a diverse, global team, they foster an inclusive culture focused on making a real-world impact with data.
Work on real-world security and compliance challenges with the Security and Compliance Team.
Support GRC tools like Drata, security tools like Crowdstrike, and AI-powered vulnerability dashboards.
Contribute to audit evidence collection, vulnerability analysis, and AWS cloud security operations.
OpenSesame is transforming workforce development with an AI-powered marketplace of skill-building courses and learning pathways. More than 2,000 companies, including 150+ of the Global 2000, rely on OpenSesame to develop the world's most productive and admired workforces.
Provide security support for infrastructure and end-user systems, including macOS endpoints and cloud environments.
Manage AI governance, vulnerability management, and endpoint security across a global remote team.
Handle vendor security assessments, audit observations, and third-party app reviews.
Gurobi Optimization empowers customers to expand their use of mathematical optimization technology for smarter decision-making. They are a small company with employees across 16 countries, fostering a collaborative and innovative culture.
Lead or support systems engineering activities for a cloud-based enterprise system across planning, design, integration, testing, deployment, and modernization.
Coordinate technical integration among cloud infrastructure, networking, identity services, cybersecurity tools, applications, and data services.
Support Risk Management Framework activities, develop Splunk dashboards, execute server scans, and implement STIGs to maintain security compliance.
Empower AI provides AI-powered solutions for government, helping federal agencies modernize and improve workforce productivity. The company is headquartered in Reston, Va., and is recognized as a 2024 Military Friendly Employer.
Lead the end-to-end incident response lifecycle as the primary internal escalation point from the SOC.
Drive strategic preparedness through tabletops, purple teaming, and telemetry optimization to reduce noise and increase detection efficacy.
Collaborate with engineering and offensive security teams, owning post-incident reviews to harden defenses and improve response capabilities.
Huntress is a remote-first cybersecurity company founded by former NSA operators in 2015, providing enterprise-grade protection to all businesses. It secures over 6 million endpoints and 16 million identities, backed by a 24/7 human-led SOC and an inclusive culture.
Own the end-to-end vulnerability response pipeline, from intake and triage to AI-assisted rule generation and public disclosure.
Expand automated WAF protection to ModSecurity and Coraza, validating rules to minimize false positives.
Lead and mentor a small team of security analysts while measuring time-to-protection and coverage metrics.
CloudLinux develops security products, including Imunify360, to protect websites against critical threats. The company operates with a remote-first culture, emphasizing ownership, professional growth, and effective collaboration across distributed teams.
Investigate and respond to security alerts and incidents.
Operate SIEM, endpoint protection, and threat detection tools.
Support vulnerability management and security assessments.
LEONI is a global leading provider of products, solutions and services for energy and data management in the automotive industry. With about 95,000 employees in 23 countries and part of Luxshare Group, we shape the future of mobility.
Build and operate the Security Observability & Data Platform: ingestion, normalization, retention, and query/detection at TB scale.
Own endpoint security across the fleet: EDR deployment, binary authorization, and hardening baselines with IT.
Lead threat hunting, incident response, and red-team exercises, and turn results into detections and fixes.
We build foundational infrastructure and products for web3, including the Sui blockchain and Move language. We are a remote-first, world-class team with tremendous growth potential, backed by a $300M Series B from top venture funds.
Monitor tools and systems that defend production environments and correlate seemingly unrelated events.
Lead response to incidents affecting customers and track incidents to closure across functional teams.
Build and maintain incident response playbooks, handbooks, and cybersecurity standards.
ServiceNow is the AI control tower for business reinvention, bringing together any AI, any data, and any workflow. It serves 85% of the Fortune 500, fostering an AI-native culture where technology and talent are unstoppable together.
Implement and maintain IT systems, including hardware, software, networking, and virtual machines for company operations.
Troubleshoot technical issues, conduct security assessments, and ensure compliance with security policies.
Use AI assistants and automation tools to streamline processes, validate outputs, and apply responsible-AI practices.
Propelus simplifies workforce compliance management across healthcare, using innovative technology to connect millions of professionals, employers, and regulators. As a trusted leader for over 20 years, it focuses on bringing more good into the lives of healthcare workers and organizations.