Zscaler is hiring a

Principal Software Engineer (Crypto Drivers)

Job Description

We are currently seeking a Principal Software Engineer to join our team as we build and manage our global cloud platform infrastructure. Zscaler's cloud platform is one of the world's largest private clouds delivering Security-as-a-Service to the world's leading enterprise companies. You will have the opportunity to learn and challenge yourself technically working in a very complex technical environment.

Role and Responsibilities

• Serves as technical expert for a module/system
• Leads analysis of requirements and defines the design for new and modification of existing tools, utilities, environments, modules/systems
• Research, investigate, evaluate new technologies to enhance existing or new product directions.
• Plan and implement the design specifications for the engineering project.
• Assists Architects and Managers with project scope and estimating
• Sets the direction and assists with the technical work flow of other engineers within the scope of assigned projects.
• Liaises with cross-functional teams to ensure that project is delivered in its entirety.
• Act as a mentor for junior members of the team
• Recommends and maintains technical design methodologies, processes and standards
• Participates on cross functional design teams to develop expertise in other modules/systems
• Collaborate with customers to address escalations and devise solutions
• Collaborate with Product Management to drive detailed product requirements
• Knowledge and expertise in software engineering methodologies and effective unit testing.
• Ability to work with and support several different engineers (Cross functional team) locally and remotely.
• Ability to estimate work and deliver tested and working software on time.
• Able to collaborate and thrive in a fast-paced high-performance environment.

Qualifications

• 10+ years’ experience in the development of computer software in the Networking and Security
• Expert knowledge and extensive experience with cryptographic technologies,SSLaccelerators and public key infrastructure(PKI) are essential.
• Experience in developing cryptographic device drivers in FreeBSD/Linux OS.
• Experience in bringing up cryptographic acceleration chips like Cavium, QAT etc in a platform.
• Knowledge of Openssl or Hardware security modules (HSM) is a plus.
• Strong debugging and profiling skills especially in distributed / multithreaded environments.
• Strong multi-threaded programming skills.
• Proficiency in C/C++ programming languages with strong knowledge of data structures, run time complexities, IPC, RPC.
• Linux/FreeBSD Kernel.
• Must have strong L2/L3 networking experience.
• Good understanding of protocols such as TCP, UDP, HTTP,SSL,IKE, IPSEC
• Excellent analytical and trouble-shooting skills.
• Excellent oral and written communication skills.

Education Requirements

• BS/BA in Computer Science or related field or equivalent work experience. A master's degree is preferred.

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