Posted 14 August, 2026
Senior Research Engineer
Tenable, Inc.
Ireland - Office - Dublin
Full Time
Reference: 102_710648_5388072008
Your Role:
Tenable is looking for a Senior Research Engineer to join our security research team. This position will involve researching existing vulnerabilities, looking for new vulnerabilities, and developing checks/plugins to detect these vulnerabilities using our products. This role will involve some interfacing with stakeholders outside the Research team.
Your Opportunity:
- Works on complex research and development initiatives
- Implements advanced detection logic while minimizing false positives & false negatives
- Participates in detection logic discussions and the research of new methods for detection
- Interfaces with stakeholders on externalizing the outcomes of research
- Helps / trains other researchers, when needed
What You'll Need:
- Keep abreast with the advancements and developments in the security industry and perform original research to keep our customers secure
- Develop detection scripts for Tenable's sensors (Nessus vulnerability scanner and others) based on the research findings
- Research and develop methods of detection for additional services and products from different vendors
- Demonstrably strong programming skills in one or more languages (C and/or Python)
- Ability and experience in showcasing original research externally - via blogs, white- papers, etc.
- Ability to work independently as a researcher as well as part of a larger team.
- Experience working with multiple operating systems (proficiency with Linux is a must)
- Excellent written and verbal communication skills
- Adaptable and able to shift priorities as needed
- Meticulous in terms of quality & accuracy of work
- Willingness to explore and learn
- B.S. degree in Computer Science or a related field, or equivalent work experience
- At least 3-5 years of development or R&D experience
And Ideally:
- Solid understanding of networking & the TCP/IP stack
- In depth understanding of common security vulnerabilities, CVSS scoring, vulnerability classification, detection and exploitation techniques
- In-depth protocol analysis and interaction. Expert level knowledge of common protocols such as HTTP, DNS, SSH, SMB, etc.
- Experience with pen-testing, researching, discovering, or publishing vulnerabilities
- One or more security related certifications (e.g. OSCP)
- Experience with systems administration and be comfortable working at the command line
- Exposure to CI/CD pipeline technologies and concepts
- Proficiency with SQL, Snowflake
- Experience rigorously testing software
- Developing tools & test plans for complicated software
- Experience with Tenable products such as Nessus, Tenable IO and Security Center
#LI-Hybrid #LI-AV1
