Sr Threat Hunter Researcher

JR United Kingdom; Chelmsford; On-site; GBP 50,000 - 80,000; Full time

Job summary

A leading company in cybersecurity is seeking a senior Threat Hunter to join their Managed Services group. This role is pivotal in safeguarding organizations by proactively searching for threats, developing methodologies, and collaborating with cybersecurity teams. Ideal candidates will have extensive experience in threat detection, incident response, and effective communication skills.

Benefits

FLEXBenefits wellbeing spending accounts

Mental health resources

Personalized learning opportunities

Qualifications

• Eligible for UK Security Clearance (SC).
• Experience investigating targeted threats on endpoints and networks is essential.
• Proven cybersecurity research experience, especially with APTs or cybercrime.

Responsibilities

• Proactively search for malicious activity within networks using advanced tools.
• Develop new hunting techniques and stay ahead of evolving threats.
• Collaborate effectively with Incident Response and Threat Intelligence teams.

Skills

Attention to detail

Communication skills

Understanding of threat landscape

Knowledge of threat hunting methodologies

Proficiency in Python

Proficiency in SQL

Tools

IDA Pro

Wireshark

Job description

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At Palo Alto Networks, everything starts and ends with our mission:

Being the cybersecurity partner of choice, protecting our digital way of life.
Our vision is a world where each day is safer and more secure than the one before. We are a company built on challenging and disrupting the way things are done, and we’re looking for innovators who are as committed to shaping the future of cybersecurity as we are.

Who We Are

We take our mission of protecting the digital way of life seriously. We are relentless in protecting our customers, and we believe that the unique ideas of every member of our team contribute to our collective success. Our values, crowdsourced by employees, are brought to life through each of us every day — from disruptive innovation and collaboration, to execution. We foster an environment of integrity and inclusion.

As a member of our team, you will shape the future of cybersecurity. We work fast, value ongoing learning, and respect each employee as a unique individual. Our development and wellbeing programs are designed to support you, including FLEXBenefits wellbeing spending accounts, mental and financial health resources, and personalized learning opportunities.

Job Description

Your Career

Palo Alto Networks is seeking a senior Threat Hunter to join Unit 42's Managed Services group. Threat Hunters play a critical role in safeguarding organizations by proactively searching for threats across datasets. They lead threat hunting activities related to malware, threat actor groups, and campaign activity, requiring a deep understanding of cybersecurity, incident response, threat intelligence, and technical skills.

Primary responsibilities include proactively searching for malicious activity within networks using advanced tools and methodologies, developing new hunting techniques, and staying ahead of evolving threats.

Effective communication with teams such as Incident Response, Threat Intelligence, and cybersecurity leadership is crucial to share findings and coordinate responses.

Your Impact

• Help organizations stay ahead of cyber threats
• Guide customers on protection and readiness
• Identify and analyze new threats to improve solutions
• Share knowledge industry-wide
• Collaborate with research and development groups
• Contribute to a safer world

Qualifications

Your Experience

• Eligible for UK Security Clearance (SC)
• Understanding of threat landscape, attack tools, tactics, and networking fundamentals
• Experience investigating targeted threats on endpoints and networks
• Proven cybersecurity research experience, especially with APTs or cybercrime
• Background in forensic analysis and incident response tools (e.g., IDA Pro, Wireshark)
• Understanding of APT operations and attack vectors
• Knowledge of organizational cybersecurity measures
• Excellent communication skills in English
• Strong attention to detail
• Knowledge of threat hunting methodologies and development of techniques
• Experience in Incident Response is a plus
• Proficiency in Python and SQL is beneficial
• Familiarity with reverse engineering is advantageous
• Ability to simplify complex ideas
• Experience writing technical reports and blog posts
• Ability to analyze malicious campaign infrastructure
• Self-starter with adaptability to changing priorities

Qualifications Note

This role requires eligibility for UK Security Check (SC) Clearance, including recent UK residency and British citizenship. Without these, applications cannot be processed.

Additional Information

The Team

Unit 42 is the global threat intelligence team at Palo Alto Networks, dedicated to sharing high-quality research on adversaries, malware, and campaigns. Our analysts uncover and document adversary behaviors, sharing insights and playbooks to improve industry defenses.

If you're seeking a career with top cybersecurity minds, this is it. We are passionate about researching and hunting new threats and sharing knowledge to make the digital world safer.

Join a dynamic, passionate team working on impactful projects aligned with our mission. We also prioritize a people-centric culture, striving to make your experience rewarding and innovative.

Our Commitment

We are problem solvers who challenge cybersecurity norms. Diversity and innovation are essential to our success.

We provide reasonable accommodations for individuals with disabilities. For assistance, contact us at [emailprotected]

Palo Alto Networks is an equal opportunity employer, committed to diversity and inclusion. All qualified applicants will receive consideration for employment without discrimination based on protected characteristics.

All information will be kept confidential according to EEO guidelines.