Sr. Principal SWE (Cryptography)

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 Sr. Principal Software Engineer to join our Core ZIA team. Reporting to the Sr. Director, Software Development Engineering, you'll be responsible for:

• Leading analysis of requirements and defining the design for new and modification of existing tools, utilities, environments, and modules/systems
• Researching, investigating, evaluating new technologies to enhance our product directions.
• Planning and implementing the design specifications for the engineering project and assisting Architects and Managers with project scope and estimating
• Partnering with teams to ensure that the project is delivered in its entirety and be a mentor for junior members of the team
• Recommending and maintaining technical design methodologies, processes and standards while working with and supporting several different engineering teams, locally and remotely.

What We're Looking for (Minimum Qualifications)

• 12+ years' experience developing computer software in the Networking and Security domains, along with multi-threaded programming skills in distributed environments, along with L2/L3 networking experience and experience with protocols such as TCP, UDP, HTTP, SSL,IKE, and IPSEC
• Proficiency in C/C++ programming languages with knowledge of data structures, run time complexities, IPC, FreeBSD/Linux and RPC.
• Expertise with cryptographic technologies, cryptographic device drivers, cryptographic acceleration chips, SSL accelerators and public-key infrastructure(PKI).
• BS/BA in Computer Science or related field

What Will Make You Stand Out (Preferred Qualifications)

• Masters in Computer Science or related field
• Knowledge of OpenSSL or Hardware security modules (HSM).

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Zscaler’s salary ranges are benchmarked and are determined by role and level. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations and could be higher or lower based on a multitude of factors, including job-related skills, experience, and relevant education or training.

The base salary range listed for this full-time position excludes commission/ bonus/ equity (if applicable) + benefits.

Base Pay Range$192,500—$275,000 USD

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 plan