Senior Security Engineer (Cryptography)
Zoom- Full Time
- Senior (5 to 8 years)
Candidates must possess at least 8 years of experience managing PKI operations, certificates, or cryptographic security in production environments, along with a Bachelor’s degree in Computer Science, Information Security, or a related field, or equivalent practical experience. Proficiency in Public Key Infrastructure (PKI) concepts, cryptographic protocols such as TLS/SSL, RSA, ECC, and HMAC is required, alongside hands-on experience managing Certificate Authorities (CA), HSMs, and PKI tools like Microsoft CA, EJBCA, or equivalent. Scripting knowledge in Python, Bash, or PowerShell for automation and integration is also necessary.
The Principal Security Researcher will oversee the full lifecycle of the PKI environment, including Certificate Authorities (CAs), Intermediate CAs, CRLs, OCSP services, and HSMs, and manage certificate lifecycle operations such as issuance, renewal, expiration monitoring, and revocation to avoid service disruptions. They will ensure PKI operations comply with security policies, regulatory requirements, and cryptographic standards, and develop automation solutions to streamline certificate management at scale. Furthermore, the researcher will collaborate with engineering, product, IT, DevOps, and security teams to integrate cryptographic best practices into systems and products.
Cloud-based cybersecurity and secure gateway services
Zscaler provides cloud-based information security services, focusing on internet, web, and cloud security. Its platform functions as a secure gateway that inspects all internet traffic between users and applications, ensuring that threats are identified and stopped before they can access a client's network. This service is offered through a subscription model, allowing large enterprises and government organizations to select the level of security that meets their needs. Zscaler differentiates itself from competitors by offering a strong partner program that enhances market reach and provides partners with training and resources. The company's goal is to support secure digital transformation for its clients by delivering reliable security solutions.