Senior Threat Engineer

Tel Aviv, Israel


Zscaler is the leader in cybersecurity and zero trust digital transformation. Transform your IT and security needs with the best CASB and SASE solutions.

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About Zscaler

Zscaler (NASDAQ: ZS) accelerates digital transformation so that customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange is the company’s cloud-native platform that protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. 

With more than 10 years of experience developing, operating, and scaling the cloud, Zscaler serves thousands of enterprise customers around the world, including 450 of the Forbes Global 2000 organizations. In addition to protecting customers from damaging threats, such as ransomware and data exfiltration, it helps them slash costs, reduce complexity, and improve the user experience by eliminating stacks of latency-creating gateway appliances. 

Zscaler was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. Zscaler’s purpose-built security platform puts a company’s defenses and controls where the connections occur—the internet—so that every connection is fast and secure, no matter how or where users connect or where their applications and workloads reside.

Job Description

We’re looking for high-energy, talented people to join our top-talent Security Research and Threat Engineering team. Your role will include assessing SaaS-native security, researching weaknesses and potential attack vectors and helping drive our detection and proactive monitoring technologies. You will work with the product and engineering teams on bringing your research onto our platform and with the customer success team on delighting our customers with threat insights, intelligence and remediative suggestions to respond to SaaS-native threats and harden their SaaS applications.

Your day-to-day

  • Identifying and mapping SaaS-native threats and continuously improving their detection accuracy and our signal fidelity.
  • Prototyping, building, enhancing, and maintaining applicable detection & protection technologies and working closely with the engineering and product teams to bring them onto our core offering.
  • Proactively hunting for emerging threats across hundreds of customers’ telemetry.
  • Supporting the customer journey via pre- and post-sales activities by communicating your insights and findings directly to customers.

What’s in it for you?

  • A unique opportunity to join the core team of a recently-acquired startup building the next generation SaaS security platform.
  • Take part in building a new emerging product and platform within a market-leader in the security industry.
  • Work with a passionate team with a proven track record from past ventures that puts speed, creativity, transparency and people first.
  • Single origin coffee and afterhours mixology :)


  • Proven success and relevant experience (5+ years) as a security practitioner (research, appsec, secops, hunting, reversing, IR, etc.)
  • Experience in research of threats, attack vectors and methods of exploitation
  • SaaS/Web security research experience – big advantage.
  • Substantial experience writing code. Python – big advantage; other programming languages – advantage.
  • Experience working with product and engineering teams.
  • Experience working with Git.
  • Experience working with Spark/Databricks/other data lakes – big advantage.

Zscaler is proud to be an equal opportunity and affirmative action employer. We celebrate diversity and are committed to creating an inclusive environment for all of our employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status or any other characteristics protected by federal, state, or local laws.

See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link.

Pay Transparency

Zscaler complies with all applicable federal, state, and local pay transparency rules. For additional information about the federal requirements, click here.

Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

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* Salary range is an estimate based on our InfoSec / Cybersecurity Salary Index 💰

Tags: Agile Application security Cloud Databricks Monitoring Prototyping Python SaaS SecOps

Perks/benefits: Startup environment Team events

Region: Middle East
Country: Israel
Job stats:  4  0  0

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