Censys

Machine Learning Engineer

• Build and improve machine learning models and data-driven systems that classify, cluster, label, and enrich Internet-observed assets and services.
• Own the design and development of applied ML workflows that turn raw Internet telemetry into usable context for internal systems and customer-facing products.
• Partner with engineering, research, security, and product teams to ensure we’re building the right models, datasets, and feedback loops to improve coverage and quality.
• Leverage your experience in machine learning, data science, and software engineering to build various parts of the system, including components like: feature pipelines, training datasets, model evaluation frameworks, confidence scoring systems, and services that run in the cloud or on-prem.

Senior Machine Learning Engineer

Product Marketing

• Establish the unique value proposition and messaging for Censys with a clear understanding of the target markets and buyer personas
• Author compelling, high-quality content, both at a business and a technical level, in a variety of formats including print, web, social media, and video
• Launch products and collaborate with marketing teams to execute marketing campaigns to deliver on awareness and pipeline targets
• Enable the sales and channel teams to understand, present and become subject matter experts in Internet intelligence
• Effectively work at building and executing plans that cross different functional groups, including product management, go to market, and sales
• Define and execute the technical marketing plan for one or more product areas, from launch to scale
• Lead technical storytelling and technical GTM efforts: Drive the creation of deep-dive blogs, demo environments, whitepapers, technical sessions, and diagrams — grounded in hands-on expertise
• Translate customer needs, technical requirements, use cases, and edge-cases into collateral that markets product features, configuration, and enhancements to technical audiences
• Work with demand marketing to deliver campaigns that focus on a security decision maker audience
• Participate in product roadmap discussions: identify gaps, technical debt, opportunity costs, feasibility trade-offs

Product Marketing Manager

Backend Engineer

• Serve as the technical lead for the Exposure Management team
• Own the migration plan for legacy ASM functionality
• Take end-to-end ownership of backend services
• Drive technical alignment across shared systems
• Foster a culture of technical excellence through mentorship and leadership
• Leverage AI and LLM technologies for engineering efficiency

Staff Backend Engineer, Exposure Management

Security Engineer

• Analyze Censys telemetry and derived datasets to identify signals that improve AI/ML model training for classification that affects security outcomes
• Build and improve training and evaluation datasets using Internet telemetry, manually curated labels, and analyst-reviewed data
• Drive feature discovery, feature selection, and labelling strategies for models that classify entities as benign, suspicious, or malicious
• Work on multi-layer labeling and classification problems, where categories such as device type, router, honeypot, or edge service may need to be identified before risk classification
• Partner with Research / Detection teams to translate security domain expertise into actionable workflows
• Collaborate with ML engineers and software engineers to ensure features, labels, and model inputs are practical to productionize
• Contribute to feedback loops and evaluation frameworks that improve precision, recall, confidence, and coverage over time
• Build tooling to support the efforts listed above

Senior Security Data Engineer

• Own, build, and scale the team and systems for Censys’ corporate security infrastructure
• Own company security needs from endpoint provisioning to deploying tools that improve our overall security posture while keeping things simple for all employees
• Manage the Security team; delegate day-to-day workloads and ensure coverage of critical functions during PTO to maintain a high SLA
• Own the complete endpoint lifecycle including provisioning, application deployment, security controls, and asset retirement
• Work closely with internal teams to enforce compliance across endpoints and help users understand how security policies impact their daily work
• Manage and secure cloud environments and coordinate security configuration of software and tools
• Develop and deliver Security Awareness Training to internal users
• Collect and create documentation for security processes and build out a knowledge base for the team
• Design, implement, and manage the company’s Data Loss Prevention (DLP) program, including policies, tooling, and enforcement across endpoints, cloud, and email
• Own and operate the insider threat program, including behavioral monitoring, investigation workflows, and coordination with Legal, HR, and senior leadership as required
• Partner with engineering and infrastructure teams to ensure security telemetry and logging coverage meets both operational and compliance requirements
• Lead the development and implementation of Censys’ compliance strategy to achieve and maintain compliance with ISO 27001, SOC 2 Type 2, UK NCSC Cyber Essentials+, and CMMC, in partnership with the Security and Operations teams
• Develop, review, and update organizational policies and procedures to align with compliance and governance requirements
• Oversee timely responses to security questionnaires and other sales requests relating to organizational and product security and privacy
• Validate and respond to inbound legal process as required by federal law
• Assist in the procurement process to review proposed purchases for security and privacy concerns
• Manage control and process libraries
• Conduct ongoing risk assessments
• Other duties as assigned

Director of Security – GRC

Attorney

• Own end-to-end contracting execution across customer, partner, and government agreements
• Draft, review, and negotiate: SaaS agreements, enterprise MSAs, order forms, renewals, and amendments; NDAs, DPAs, security addenda, and procurement terms
• Drive deal velocity by partnering closely with Sales, RevOps, and Finance to remove friction in the contracting process
• Build, maintain, and enforce contracting playbooks, templates, and fallback positions to ensure consistency and scalability
• Identify and clearly articulate key risk areas in contracts, including: Liability, indemnification, IP ownership, and data/security obligations
• Support channel, reseller, marketplace, and strategic partner agreements
• Provide targeted support for public-sector and government-related contracts, including: Reviewing flow-down terms, compliance obligations, and procurement requirements
• Partner with Security and Product on customer-driven security and compliance requirements within contracts
• Track and improve key contracting metrics (e.g., cycle time, negotiation points, deviation from standard terms)
• Implement process improvements, tooling, and automation to scale contracting efficiency
• Serve as the central point of contact for all contract-related matters, ensuring clarity and consistency across the business.

Contracts Attorney – B2B SaaS

Full-stack Engineer

• Rapidly prototype and deploy AI features that enhance search, recommendations, and automation.
• Leverage AI to reduce friction in workflows, personalize interactions, and surface key insights.
• Develop AI-driven analytics and automation tools that help users make better decisions, faster.
• Collaborate closely with product, design, and frontend engineers to build AI-powered UI components that feel native, intuitive, and useful.