Threat Researcher

🕒 August 20

🇺🇸 United States – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

👻 Ghost score 23%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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GreyNoise Intelligence

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2017

🔒 Cybersecurity

Cybersecurity

GreyNoise Intelligence is a company providing real-time threat intelligence solutions that empower security teams to manage and prioritize cyber threats without being overwhelmed by low-priority alerts. Their platform uses a global network of proprietary sensors to filter out benign traffic and focus on identifying malicious activities, enhancing the efficiency of vulnerability management, and supporting threat hunting and security operations teams. GreyNoise is particularly adept at identifying zero-day vulnerabilities and has been a key player in protecting enterprise and government organizations from high-level threats. With a focus on separating significant threats from benign internet noise, GreyNoise offers tailored data and solutions that enhance the speed and confidence of security responses in real-time.

📋 Description

• Develop and exploit first-, second-, and third-party access and sources to produce cyber threat intelligence • Conduct hypothesis- and lead-driven hunting through first-party data and telemetry • Identify, analyze, and expose new and novel malicious cyber activity and campaigns • Cluster, track, attribute, research, and disrupt malicious cyber threats • Develop and integrate intelligence information, data sources, tools, systems, and tradecraft • Produce a comprehensive threat picture • Produce and disseminate actionable intelligence to customers and the public

🎯 Requirements

• Deep understanding of computer networking fundamentals and protocols • Deep technical ability to hunt through network traffic (full PCAP) at the macro and packet level • Deep technical skills with offensive tooling, tradecraft, and exploitation methodologies against network edge devices • Experience in open and commercial source intelligence research • Experience with hardware and embedded systems • Experience with query languages such as SQL • Experience producing and tuning detection rules such as Suricata and YARA • Experience with binary analysis and reverse engineering • Experience with cyber threat intelligence frameworks and analytical tradecraft • Experience tracking and analyzing threats using graph-based analysis tools such as Synapse • Experience using AI, including prompt engineering and harness engineering • Experience presenting at relevant security and intelligence community conferences • Applicants must have US work authorization

🏖️ Benefits

• Equity in a high-growth, Series-A startup • 100% covered health, dental, vision, and life plans for all employees • Competitive 401k employer match of 6%, 100% matched and vested from day 1 • Flexible paid time off; GreyNoise strongly recommends at least 120 hours of PTO (3 weeks) annually, including at least five consecutive business days • Remote-first culture • Apple Mac laptop and $500 equipment accessories stipend • 4 months of paid family leave for birth or adoption • 2 months of optional unpaid family leave • Annual $1,500 learning and development budget for professional development, tuition, books, conferences, and more • Company offsites and monthly local hangouts