Palo Alto Networks

Principal Security Researcher (DNS Security)

Palo Alto Networks$162K — $263K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • BS/MS in Computer Science with 5+ years of security research experience; or PhD in Cyber Security or Machine Learning with 2+ years of experience.
  • Creative thinker and strong team player; self-motivated in data-driven research.
  • Expertise in DNS and IPv4/IPv6.
  • Knowledge of machine learning algorithms and techniques, including k-NN, SVM, and Deep Learning.
  • Familiarity with large-language models to address cybersecurity.
  • Proficient in programming languages such as Python, Shell script, Go, or SQL.
  • Understanding of core network protocols (TCP/IP, HTTP/HTTPS).
  • Familiarity with modern databases and big data tools.

Responsibilities

  • Research and identify emerging threats in DNS security and network defenses.
  • Design and build scalable detection and prevention systems.
  • Utilize statistical analysis and advanced techniques for threat detection.
  • Convert research findings into products and publications.
  • Innovate methods to identify malicious indicators used in cyberattacks.

Benefits

  • Health and wellness benefits for employees and dependents.
  • Generous vacation and leave policies to promote work-life balance.
  • Opportunities for continuous learning and professional development.
  • Remote work options to support flexibility.
  • Immigration sponsorship available for eligible candidates.
Full Job Description
Job Summary

Your Career:

The DNS Security Research team delivers high-quality content to our products to prevent successful cyberattacks, focusing especially on DNS security, IP layer defense, and network security. We design, build, and maintain various detection systems and data infrastructures to protect customers against constantly evolving threats and attacks.

Your Impact:
  • Track and research emerging threats and innovate new ways to identify malicious indicators used by malware and attacks, including domains, URLs, IP addresses, sha256, email addresses, etc.;
  • Design and build scalable and extensible prevention/detection systems;
  • Leverage data-driven approaches, such as statistical analysis, machine learning, and other advanced techniques;
  • Convert research results and discoveries into products, research papers, etc.


Qualifications

Your Experience:
  • BS/MS in Computer Science with 5+ years of security research experience; or, a PhD in Cyber Security or Machine Learning with 2+ years of security research experience.
  • Creative thinker and team player. Have great passion and be highly self-motivated in data-driven security research;
  • Expertise in DNS and IPv4/IPv6;
  • Good knowledge of machine learning techniques and algorithms, such as k-NN, Naive Bayes, SVM, Decision Trees, Logistic Regression, Deep Learning, and Boosting;
  • Familiar with large-language models (LLMs) and experience to leverage them to address cybersecurity threats;
  • Excellent programming skills in Python, Shell script, Go, or SQL;
  • Understanding of core network protocols (TCP/IP, HTTP/HTTPS, etc.);
  • Knowledge and experience with modern databases and big data tools, such as MySQL, MongoDB, Elasticsearch, Redis, BigQuery;
  • Be comfortable working independently, efficiently;
  • Excellent communication (written and verbal) and presentation skills;
  • Experience with malware traffic analysis is a plus;
  • Experience with graph database (e.g. Neo4j, Amazon Neptune), graph-based analysis is a plus;
  • Experience with Google Cloud Platform is a plus;
  • Proven success (past publication record, open source project contributions) is a big plus.


Compensation Disclosure

The compensation offered for this position will depend on qualifications, experience, and work location. For candidates who receive an offer at the posted level, the starting base salary (for non-sales roles) or base salary + commission target (for sales/com-missioned roles) is expected to be the annual range listed below. The offered compensation may also include restricted stock units and a bonus. A description of our employee benefits may be found here.

$162,700.00 - $263,175.00/yr

Is role eligible for Immigration Sponsorship?: Yes

About Palo Alto Networks

Palo Alto Networks, Inc. is an American multinational cybersecurity company with headquarters in Santa Clara, California. Its core products are a platform that includes advanced firewalls and cloud-based offerings that extend those firewalls to cover other aspects of security. The company serves over 70,000 organizations in over 150 countries, including 85 of the Fortune 100. It is home to the Unit 42 threat research team and hosts the Ignite cybersecurity conference.
Learn more about Palo Alto Networks
Size
11,870 employees
Market Cap
$42.6 billion
Industry
Net Income
-$368.2 million
Founded
2005
5 Year Trend
+25.7%
Revenue
$3.7 billion
NASDAQ

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