Network Security Researcher

The Cyber Research team at Axonius secures the invisible layers of the modern enterprise. We specialize in the "unmanageable"- identifying and safeguarding OT, IoT, and Medical devices by decoding complex network communications and proprietary protocols. As a Network Security Researcher, you will drive the full research lifecycle: from deep-dive protocol analysis and device fingerprinting to vulnerability discovery and the development of automated security solutions.

Responsibilities

Conduct deep-dive security research and blackbox network analysis on proprietary and obscure OT, IoT, and medical protocols. Identify and fingerprint devices based on network traffic patterns and develop logic to detect relevant CVEs and security risks. Develop Python-based tools and SQL queries to automate research workflows and enhance product detection capabilities.

Collaborate with R&D and Product teams to transform research findings into scalable security features and customer-facing solutions.

Minimum Qualifications

At least 2 years of professional experience in cyber security research specifically focused on network traffic analysis. Proven expertise using network analysis tools such as Wireshark and tcpdump to dissect complex communication flows. Demonstrated experience performing research on network protocols (TCP/IP, well-known, or proprietary).

Hands-on proficiency with SQL for data analysis and basic Python for scripting or automation.

Preferred Qualifications

Prior experience researching OT (Industrial) or IoT protocols and device architectures. Hands-on experience integrating AI/LLM tools (e.g., Gemini, GPT) to automate data processing or research tasks. Proven track record of managing full-cycle research projects from initial hypothesis to final technical documentation. Experience with Vulnerability frameworks and industry standards.

Strong technical autonomy with the ability to build internal research tools from scratch. #LI-HYBRID #LI-ZR1About Axonius:  Axonius transforms cyber asset intelligence into actionability. With the Axonius Asset Cloud, customers preemptively tackle high-risk and hard-to-spot threat exposures, misconfigurations, and overspending.

The integrated platform brings together data from every system in an organization’s IT infrastructure to optimize mission-critical risk, performance, and cost measures via actionable intelligence. Covering cyber assets, software, SaaS applications, identities, vulnerabilities, infrastructure, and more, Axonius is the one place to go for Security, IT, and GRC teams to continuously drive actionability across the organization.

Cited as one of the fastest-growing cybersecurity startups, with accolades from CNBC, Forbes, and Fortune, Axonius supports millions of assets for leading customers across industries and around the world. Axonius makes it a priority to invest in our people with competitive compensation and benefits, growth opportunities, community-building, and so much more.

Learn more about benefits at Axonius. At Axonius we support a diverse and inclusive workplace and believe in equal employment opportunity. We welcome people of different backgrounds, experiences, abilities and perspectives to apply. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, religion, age, sex, gender identity, national origin, sexual orientation, citizenship, marital status, disability, or Veteran status.

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Axonius gives customers the confidence to control complexity by mitigating threats, navigating risk, automating response actions, and informing business-level strategy. With solutions for both cyber asset attack surface management (CAASM) and SaaS management, Axonius is deployed in minutes and integrates with hundreds of data sources to provide a comprehensive asset inventory, uncover gaps, and automatically validate and enforce policies.

Cited as one of the fastest-growing cybersecurity...