Security Research Engineer

About the Role

At Obsidian, we relentlessly pursue clarity in a landscape defined by complexity. We’re looking for Security Research Engineers who thrive at the intersection of security research and product engineering. You’ll dig deep into SaaS platforms, craft high-impact product features, and help shape the defensive strategies that protect our customers at scale.

This role is for someone who loves gaining a deep understanding of complex systems, who enjoys thinking like an attacker, and who wants to create category-leading security solutions for Obsidian's customers.

What You’ll Do

• Gain an in-depth understanding of major SaaS or AI platforms to identify critical security insights. 


• Explore and prototype solutions to integrate data across SaaS and AI platforms to identify toxic combinations of risks that can lead to high blast-radius compromises.


• Identify and respond to new attacker techniques against SaaS and AI platforms to build novel approaches to detect or mitigate future attacks.


• Leverage AI to turbo-charge research into SaaS and AI platform security.

What We’re Looking For

Minimum Qualifications

• 5-7 years of experience in the cybersecurity industry with either a research or data focus.


• Experience with data pipelines (dbt, dagster, clickhouse).


• Proficiency in Python/Go and SQL.


• Experience with log processing and anomaly detection.


• Fluency in using AI agents to assist in building prototype solutions.


• Ability to analyze logs and signals from IdPs, cloud, or SaaS apps.

Preferred Qualifications

• Experience with core SaaS platforms such as Google Workspace, Microsoft Office 365, Salesforce, or Workday in a security context.


• Strong understanding of identity systems (Okta, Azure AD/Entra, Google Workspace, etc.) and authentication flows.

Why Join Us

• Protect some of the world's largest organizations 


• Become an expert in SaaS security by learning from the industry’s leader.


• Have a direct impact immediately, and experience Silicon Valley pace from the UK.