Job Description

• 15+ years’ experience working on systems, or/and distributed systems with a focus on networking/firewall technologies.
• A BS/MS degree in computer science or related field.
• Solid C (or Python) coding skills and good hands-on developing automation and white box testing.
• Solid understanding of TCP/IP protocol stack, HTTP, dnS, and other related protocols and products (DNS, DHCP, VPN, HA, routing, and switching)
• Good Understanding of security technologies like firewall, IPS, Authentication, VPN, etc.
• Experience with Unix/Linux operating system at kernel/user level.
• Strong software design, profiling, and verification skills

KEY COMPETENCIES:

• Experience with open-source tools and resources.
• Comfort and familiarity with common data structures, algorithms, and collections.
• Working experience in Software Dev test and testing methodologies.
• 5+ years’ experience with testing “systems” products (network analytics, networking, virtualization, etc.)
• Knowledge of general QA procedures and methodologies, as well as software development fundamentals
• Demonstrated skills in scripting languages, such as shell and Python a plus
• Working experience with REST APIs.
• Outstanding written and verbal communication skills.
• Self-motivated, a strong team player.
• Excellent communication, collaboration, reporting, analytical and problem-solving skills

IT WOULD BE GREAT IF YOU HAVE:

• Experience in using Spirent or Ixia traffic generator is a plus
• Experience looking at packet captures and in handling customer issues and trouble-shooting 
• Ability to analyze the root cause and optimize the test scripts for test automation
• Experience working with large data sets
• Experience configuring, installing, and troubleshooting server software and hardware in a Windows and Unix environment
• Experience working with DPDK platform other technologies for packet processing 
• Experience in a CI-CD environment.

JOB RESPONSIBILITIES 

• Work closely with Developers, QA, and others to understand new features, use cases, and customer scenarios.
• Participate in the design and implementation of test infrastructure to support moving services to a Continuous Deployment
• Develop white box testing strategy and implement test/scripts for high availability, scale, and performance
• Work with the QA team to complement their testing 
• Help reproduce production bugs in various lab environments and report accordingly (JIRA, Bugzilla, Mantis).
• Responsible for releasing product features to QA using a combination of manual and auto-testing techniques.
• Follow internal development, test, and build processes.
• Create maintain, enhance, and execute test cases as part of dev readiness for the product/features.
• Identify, document, and track software defects found during testing.
• Write and maintain automation scripts

Additional Information

All your information will be kept confidential according to EEO guidelines.

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WHAT YOU CAN EXPECT FROM US:

• An environment where you will be working on cutting edge technologies and architectures
• A fun, passionate and collaborative workplace
• Competitive salary and benefits, including equity

WHY ZSCALER? People who excel at Zscaler are smart, motivated and share our values. Ask yourself: Do you want to team with the best talent in the industry? Do you want to work on disruptive technology? Do you thrive in a fluid work environment? Do you appreciate a company culture that enables individual and group success and celebrates achievement? If you said yes, we’d love to talk to you about joining our award-winning team.  Additional information about Zscaler (NASDAQ: ZS ) is available at https://www.zscaler.com. 

Zscaler is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.