Censys · 3 hours ago
Senior Security Research Engineer
United States
Full-time
Remote
Senior Level
$180K/yr - $212K/yrCensys is dedicated to providing comprehensive Internet intelligence and actionable threat insights to various clients, including global governments and Fortune 500 companies. The role of Senior Security Research Engineer involves conducting Internet measurement research, analyzing trends, and collaborating with engineering teams to enhance security coverage and insights.
Cyber SecurityNetwork SecuritySecurity
Responsibilities
Conduct Internet measurement research using Censys’ Internet-wide scan data; identify and analyze Internet-wide trends with a focus on findings with interesting security implications
Partner with Research and Product to deliver new security prototypes to customers as well as to guide where we should develop new products
Inspect, mine, transform, and analyze large datasets to identify patterns and trends to further support engineering efforts such as predictive modeling of scan targets, software and hardware identification, vulnerability detection, threat actor identification, and more
Work closely with multiple engineering teams to help inform technical decision making in regards to providing better coverage, context, and insights
Assist in data classification and dataset interrogation using techniques such as entity and identity resolution, cluster, data gap analysis, and others
As needed, serve as a public face for Censys by sharing knowledge and expertise around how Internet-wide security trends impact our customers across the public and private sectors, as well as the broader global security community
Other duties as assigned
Qualification
Required
Thorough understanding of Internet protocols and technologies, not just how they're used but how they work. This includes fundamentals such as TCP/IP, HTTP, TLS, etc
High proficiency in using analytical databases and warehouse such as Google BigQuery, Snowflake, etc. to interrogate large datasets
Ability to conceive, execute, and derive actionable insights from measurements that involve Internet-wide scanning and data collection by using infrastructure to conduct experiments
Have strong communication skills and can explain complex technical concepts to other engineers, designers, and product managers
Preferred
Familiarity and comfort working in a Linux based environment
Basic understanding of design and implementation of fault-tolerant distributed systems
Collaborate and communicate well with other engineers working on related systems
Enjoy technical architecture discussions and want to help drive technical decision making within the team
Continually improve skills, technical approaches, and familiarity with new technologies to help contribute to the success of the team
Benefits
401k match
Health
Vision
Dental
Company
Censys
Censys provides an internet intelligence platform for threat hunting and exposure management.
Founded in 2017
51-200 employees
H1B Sponsorship
Censys has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2024 (5)
2023 (2)
2022 (2)
Funding
Current Stage
Growth StageTotal Funding
$128.1MKey Investors
Intel Capital
2023-10-24Series C· $50M
2023-10-24Debt Financing· $25M
2022-01-27Series B· $35M
Leadership Team
Eirik Herskedal
Vice President Of Engineering
Recent News
Greylock
2025-12-02
2025-12-01
Company data provided by crunchbase