Principal Threat Researcher
DNSFilter
About this role
DNSFilter is seeking a Principal Threat Researcher to develop scalable threat detection methods using DNS and other data sources. The role involves hypothesis-driven research, threat hunting, and translating investigations into detection logic to protect against malicious campaigns.
Skills
About DNSFilter
dnsfilter.comDNSFilter is a cloud-based DNS security platform that delivers content filtering and website blocking to strengthen network protection at the DNS layer. It blocks malicious domains (malware, phishing) and enforces customizable web use policies with real-time categorization and policy management for businesses, schools, and MSPs. DNSFilter runs on a global Anycast DNS network and provides reporting, analytics, and integrations to protect both on‑network and roaming devices. Organizations use it to reduce risk, simplify web security, and enforce acceptable‑use controls without on‑premise appliances.
Recent company news
PR NewswireDNSFilter Celebrates 10 Years of Innovation and Growth While Protecting the Internet
Sep 30, 2025
The Fast ModeCompanies Increasingly Block Adult Content and Torrent Sites, DNSFilter Data Shows
Jun 11, 2025
PR NewswireDNSFilter Expands Global Reach through Strategic Partnership with Midis Group to Enhance Cybersecurity Solutions
Nov 4, 2025
FinTech GlobalDNSFilter acquires Zorus to boost endpoint filtering and MSP threat protection
Apr 9, 2025
CybernewsCompanies start to block AI tools in their corporate networks
May 20, 2025
About DNSFilter
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Leadership Team
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
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View leadership team, funding history,
and employee contacts for DNSFilter.
Salary
$130k – $150k
per year