Senior Staff Software Engineer - Python, Automation

About Zscaler

Serving thousands of enterprise customers around the world including 40% of Fortune 500 companies, Zscaler (NASDAQ: ZS) 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. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. 

Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler. 

Our Engineering team built the world's largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multitenant architecture today's cloud security leader, with more than 15 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy.

We're looking for an experienced Senior Staff Software Engineer to join our Network Automation team. Reporting to the Sr Manager, you'll be responsible for:

• You will collaborate with cross-functional teams during design, develop, and maintain cloud-based software solutions using Python
• To diagnose customer issues and take ownership of issue resolution. Recreation of production issues, and providing necessary work around for resolution
• You will Architect, design, develop and maintain a system test automation infrastructure for a cloud product processing 400B transaction per day.
• Provide insights to the development team to enhance the RAS and debug feature of the product

• 10+ years of overall experience in Python programming.
• Tools Development: Build tools and utilities to support the testing and development process, improving efficiency and productivity.
• Test Automation: Develop scalable test automation frameworks for our cloud security products, covering several layers of the software stack.
• Understanding of TCP/IP protocol stack, HTTP(S), TLS, PKI and other related protocols and products (DNS, DHCP, VPN, HA, routing and switching)
• Exposure to different tunnelling methods like IPSEC/GRE
• Background in expertise on L3, L4 and L7 filtering policies

• Experience in Load balancers, IPS/IDS, Routers
• Knowledge of Cloud platforms (ex: Azure, AWS), Networking, HTTP/HTTPS.
• Debugging skills to debug complex Network Infrastructure/HTTP/SSL/Firewall problems in customer environments.
• Performance Testing: Design and implement performance and load testing strategies to evaluate the efficiency and scalability of our cloud security solutions

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At Zscaler, we believe that diversity drives innovation, productivity, and success. We are looking for individuals from all backgrounds and identities to join our team and contribute to our mission to make doing business seamless and secure. We are guided by these principles as we create a representative and impactful team, and a culture where everyone belongs. For more information on our commitments to Diversity, Equity, Inclusion, and Belonging, visit the Corporate Responsibility page of our website.

Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

• Various health plans
• Time off plans for vacation and sick time
• Parental leave options
• Retirement options
• Education reimbursement
• In-office perks, and more!

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines.

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.