Senior DevTest Engineer

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.

The Senior Software Engineer will report to the Sr Manager of Engineering, Cyber Security and Data Protection, who will be helping our Cyber Security and Data Protection Engineering team to build quality in products that secure mobile devices, application and data. 

We develop innovative solutions that are transforming the internet security business, and millions of users rely on our service for data protection and comprehensive security. We also provide real-time analytics to our customers for unmatched visibility, and maintain a state-of-the-art NOC. The development team works on web filtering, policy enforcement, next-gen firewall, sandboxing, DLP, Saas API, CASB, Sandbox and Endpoint Protection user solutions. Being responsive to our customers and delivering industry-leading mission-critical solutions require precise engineering and a philosophy of continuous improvement, both areas in which Zscaler engineers excel.

Responsibilities/What You’ll Do

• Responsible for validating complex features which includes implementing, automating and executing test cases.
• Develop and maintain automation frameworks and tools to streamline testing processes.
• Lead and execute scalability, stress, and performance testing for our products.
• Collaborate with cross-functional teams to identify performance bottlenecks and propose solutions.
• Interact with customers and partners to simulate customer scenarios which help validate the product.
• Identify and propose areas of improvement throughout the software development process.
• Work effectively in a fast-paced and constantly changing environment.
• Evaluate and implement cloud security measures to ensure the highest level of protection for our systems.
• Document and communicate test results, findings, and recommendations to stakeholders.
• Stay up-to-date with industry trends and emerging technologies in cloud security and scalability testing.

Qualifications/Your Background

• Passion and knack for identifying tests that break the code
• Comfort with Python, Java or C programming and strong grasp of operating systems concepts
• Bachelor’s degree in Computer Science, Computer Engineering or similar technical field
• 5+ years of experience as a Software Development Engineer in Test
• Experience debugging HTTP/HTTPS requests using Fiddler / Wireshark
• Strong TCP/IP and Linux experience
• Experience in AWS, Azure
• Experience in web and mobile (iOS and Android) test automation
• Experience with PKI, network security technologies and protocols
• Excellent communication, collaboration, analytical and problem-solving skills
• Experience with RESTful APIs, threading, and performance testing
• Experience in security or networking industry
• Strong, object-oriented design and coding skills
• Experience being part of agile team for collaborative execution
• Performance tuning support including test tool development

Good to have experience

• Experience in validating Data Leak Prevention, Advanced Threat Protection, Malware Detection
• Testing, performance benchmarking of Windows/MacOS end machine applications and automation
• Hands on experience with CASB cloud applications
• Experience in AWS, Azure, GCP

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