Research and develop offensive agentic capabilities that become core Sybil features
Hunt for real vulnerabilities across a range of target environments and translate what you find into repeatable, automated techniques
Build and ship end-to-end customer-facing features: from research spike to production deployment
Founded in 2023, RunSybil is automating hacker intuition by building Sybil: an AI-driven pentester. Backed by investor support and customer traction, their team comprises experts from OpenAI, Meta, Mandiant, Palantir, Cruise, Trail of Bits, and Aptiv.
Design, develop and maintain client-side applications and features for Keeper’s endpoint and desktop experiences
Build and improve installation, configuration, upgrade and update workflows for client software
Develop user-facing functionality and administrative controls using C# and Rust
Keeper Security is a cybersecurity software company that secures organizations and people in over 150 countries. They are a pioneer of zero-knowledge and zero-trust security built for any IT environment.
Own the deployment, configuration, and lifecycle management of endpoint security tooling.
Design and enforce security configuration baselines across Windows, macOS, and Linux systems.
Build and manage configuration enforcement mechanisms to detect and remediate drift on endpoints.
Shield AI, founded in 2015, is a venture-backed deep-tech company with the mission of protecting service members and civilians with intelligent systems. With offices and facilities across the U.S., Europe, the Middle East, and the Asia-Pacific, this company's technology actively supports operations worldwide.
Design, build, and maintain core KEPM/EPM capabilities, including policy evaluation, privilege enforcement, elevation workflows, and audit logging
Develop and harden endpoint agent components (services/daemons, installers/updaters, local policy caching, secure IPC) with a focus on security, reliability, and performance
Implement platform integrations and management-plane capabilities (APIs, admin workflows, telemetry) to support enterprise deployment, monitoring, and troubleshooting
Keeper Security is a cybersecurity software company protecting organizations and people in over 150 countries. They are a pioneer of zero-knowledge and zero-trust security built for any IT environment and secure passwords, infrastructure secrets, remote connections and endpoints.
Lead the design and development of products and solutions for state governments and enterprise customers
Work side-by-side with customer delivery leads, engineers, and UX designers to ensure successful projects delivery and deployments
Translate customer requirements into technical architectures and working implementations
SpruceID builds privacy-preserving, standards-based digital identity and credentialing solutions. They give individuals control of their information while enabling governments and enterprises to deliver secure, interoperable services.
Work within a small team of developers to implement new security features.
Assist in security design efforts or scoping initiatives for new features.
Demonstrate leadership in security development and act as a trusted point of contact.
1Password is building the foundation for a safe, productive digital future. As one of the most loved brands in cybersecurity, we take a human-centric approach in everything from product strategy to user experience.
Strong proficiency in C/C++ programming languages.
Knowledge of networking protocols and socket programming.
Strong Linux background, including device trees and drivers.
General Dynamics Mission Systems engineers high technology solutions, products, and services for mission success across all domains. With over 12,000 professionals globally, they partner with industry leaders to innovate in defense and science, valuing trust and transparency in a flexible work environment.
Analyze customer requirements and RFCs to develop efficient software designs.
Design, develop, test, and integrate software functionality for various components within a satellite system.
Troubleshoot and resolve technical issues encountered in the deployment of software solutions.
ST Engineering iDirect develops technology and solutions that enable its customers to expand their business, differentiate their services and optimize their efficiency. They are likely a medium to large sized company that values collaboration.
Monitor and analyze security events to detect, investigate, and escalate potential incidents.
Reverse engineer Windows PE files and other malicious binaries using static and dynamic techniques.
Research and track evolving ransomware techniques, publishing findings to improve detection logic and response processes.
Halcyon is the industry’s first dedicated, adaptive security platform that combines multiple proprietary advanced prevention engines along with AI models focused specifically on stopping ransomware. As a remote-native, completely distributed global team, it recognizes great talent can exist anywhere and it is focused on building products and solutions for mid-market and enterprise customers.
Develop and maintain infrastructure that powers digital asset custody, trading, staking, and settlement for enterprise financial institutions.
Contribute to virtual accounting layers, API integrations, and multi-tenant platform architectures with guidance from senior engineers.
Write clear, concise, tested code and participate in code reviews to improve engineering practices.
Anchorage Digital is building the world’s most advanced digital asset platform for institutions to participate in crypto. They are a diverse team of more than 600 members, united in building the future of finance by providing the foundation upon which value moves safely in the new global economy.
Design, implement, and own core components of Ditto’s networking and transport stack.
Drive the re-architecture of the networking stack toward modular, scalable, and high-performance design.
Debug and systematically improve real-world connectivity issues including data transfer reliability.
Ditto is redefining how data moves at the edge, aiming to provide seamless experience for developers to build resilient, real-time applications. They are a globally distributed and fast-growing startup committed to building a diverse and inclusive team to solve complex connectivity problems.
Play a key role in the strategic and hands-on protection of our enterprise systems.
Responsible for hardening infrastructure and integrating security systems into deployments.
Manage SIEM operations, incident response, and vulnerability reviews.
CBN Secure Technologies Inc. is an award-winning provider of secure Driver & Vehicle solutions to US States. They are a subsidiary of Canadian Bank Note (CBN) Company, Limited, designing and developing industry-leading solutions for various domains like Driver & Vehicle and Border Security.
Assist clients in recovering from cyber incidents.
Restore compromised systems and implement effective remediation strategies.
Collaborate with Digital Forensic and Incident Response (DFIR) teams.
Surefire Cyber redefines the incident response model by delivering a swifter, stronger response to cyber incidents. Their client-centric approach reduces stress and provides clients the confidence needed to prepare, respond, and recover from cyber incidents.
Working on the overall experience that surrounds signing in to and unlocking 1Password.
Integrating tightly with their authentication stack to make this a seamless and delightful experience for customers.
Responsible for making it easy for every user to integrate 1Password into their daily lives.
1Password is a cybersecurity company building the foundation for a safe, productive digital future. They have over 180,000 businesses, from Fortune 100 leaders to the world’s most innovative AI companies, trusting 1Password to help their teams securely adopt the SaaS and AI tools they need to do their best work.
Design infrastructure, networking, and software platform architecture.
Build and maintain automation of Continuous Integration and Continuous Deployment pipelines.
Troubleshoot infrastructure, internal applications, networking, and security issues.
Loadsmart is a technology company focused on the logistics and supply chain industry. They leverage data and technology to automate and optimize freight transportation, connecting shippers and carriers to streamline the shipping process. They are a mid-sized company passionate about transforming the future of freight.
Contribute directly to mainline Linux kernel development, including schedulers, power management, device drivers and core subsystems.
Support and optimise Linux for extremely popular consumer devices used by millions of people.
Translate customer needs into technical solutions while advocating for upstream-first approaches.
Collabora is a company that works directly on upstream Linux development for a flagship consumer product while contributing to the broader kernel community. They value transparency, pragmatism, and respect for expertise and they have engineers across Europe, Americas and Asia.
Architect context-aware, tool-using AI agents within GCCH and federally compliant environments.
Translate mission and business requirements into production-grade AI systems.
Design and implement multi-step, agentic AI workflows, including RAG and memory patterns.
Kentro drives innovation that allows for opportunity and collaboration for success. They are a dynamic community of experts is fully committed to advancing their customers' missions, fostering professional growth, and making a positive impact on our communities.
Smartsheet helps people and teams achieve their goals with work management and scalable solutions. They empower teams to automate tasks, uncover insights, and scale smarter, with a focus on creating space for innovation and meaningful work.
Develop software using the KnowBe4 Software Development Lifecycle and Agile Methodologies.
Assist other team members by providing technical direction.
Define approaches and solutions to complex technical problems.
KnowBe4 is a global leader in Human Risk Management, securing employees and AI agents for over 15 years, trusted by over 70,000 organizations worldwide. Their HRM+ combines continuous risk intelligence, advanced technical defenses, and personalized training to help organizations build strong security cultures.
You’ll join the team that owns our device-resident agent and expand how 1Password software is installed, configured, and managed across customer devices.
You’ll help design and build the mechanisms that make enterprise deployment simpler, more reliable, secure, and observable at scale.
You’ll help shape our enterprise installation and lifecycle experience end-to-end, ensuring reliability, security, and observability at scale.
1Password is building the foundation for a safe, productive digital future. They innovate the market-leading enterprise password manager and pioneered Extended Access Management. They are one of the most loved brands in cybersecurity.