Qualys

Threat Research Engineer

India · Work style not stated · Full time

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About the role

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EmployerQualys
LocationIndia
Work styleWork style not stated
Employment typeFull time
Employer posted16 Jul 2026

Come work at a place where innovation and teamwork come together to support the most exciting missions in the world!

Qualys is looking for threat researchers who can leverage their experience and expertise to identify and analyze threats, produce original research publications, and work with engineering teams to provide a feedback and related insights into a multitude of Qualys products.

You will be a member of the Qualys Threat Research Team, a team of security researchers working together to solve security challenges in new and innovative methods. The team is responsible for leading and conducting research related to adversary attack tactics and techniques, threat actor groups and campaign activity. The primary output of the Threat Research Team is security content for Qualys products, blog posts, and conference presentations via researching the latest tactics, techniques, and procedures leveraged by adversaries. The Threat Research Team also works closely with the security, malware research, product, and engineering teams to develop novel protection strategies against emerging cybersecurity threats.

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Responsibilities:

Monitor, analyze and research emerging cyber threats, vulnerabilities, and exploits to identify novel TTPs and their related mitigations.
Produce and test rules for hunting and enrichment (Yara, etc.)
Analyze threat attack life-cycle including its behavior, modus operandi and objectives.
Follow an exhaustive approach involving intelligence collection, signature creation, and initial malware analysis.
Research new methods and technologies to detect cyber threats, identify signals, and design approaches to use these signals to identify security threats and security breaches.
Develop tools to automate and scale detection and response activities
Writing detailed technical blog posts about the threats and TTPs discovered.
Collaborate with other teams in developing and adding cross-product intelligence.
Educational Qualifications:

E./B.Tech/M.Tech Computer Science/MCA/MCS from a reputed institution.
Certifications in Computer Security domains are desired.Experience:
7 years of relevant technical experience

Technical Qualifications:

Expertise in Vulnerability Research
Experience with threat hunting, incident response, or security operations
Experience with common threat intelligence tools, such as VirusTotal, Shodan, etc.
Understanding of security controls, forensics, kill chain analysis, risk assessment and security metrics.
Ability to perform initial static and dynamic malware analysis.
Understanding of reverse engineering techniques.
Knowledge of networking and the TCP/IP stack.
Knowledge of programming or scripting languages.
Knowledge of networking protocols and application file formats like PDF, Office files, and operating system internals.Soft Skills:

Excellent written and verbal communication.
'Can-do' attitude and great problem-solving skills.
Adapt to changing priorities and quickly come up with innovative solutions.
Take initiatives and work with minimal supervision.
Act as a go-to person for your area of expertise.

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