Remote Jobs at Zscaler

Cloud-based cybersecurity and secure gateway services

San Jose, California, United States

Spain
Remote

Principal Software Development Engineer

Zscaler

Candidates should possess 10+ years of software engineering experience, including at least 2 years in a technical leadership or senior role, with expertise in backend systems within large-scale service-oriented architectures and intermediate to advanced experience with Linux Operating Systems and CI/Build tools. Strong proficiency in Go (Golang) and experience with at least one public cloud platform, with AWS preferred, is required, as is familiarity with config management and orchestration too…

  • Salary not specified
  • Full Time
  • Senior (5 to 8 years)
United States
Remote

Principal Security Researcher

Zscaler

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 lik…

  • Salary not specified
  • Full Time
  • Senior (5 to 8 years)
United States
Remote

Resident Engineer

Zscaler

Candidates must possess at least 6 years of prior work experience as a Resident Engineer, Professional Services Consultant, or Support Engineer, and must meet the requirements of DoD 8570 IATII or 8140 Cyber Def Infra Support Specialist - Intermediate. An active US SECRET clearance or higher is required, and applicants must be able to obtain and maintain such clearance. Familiarity with IPSEC, GRE, HTTP/HTTPS, and DNS protocols, along with proxy, SSL, and authentication systems (SAML, LDAP, SCIM…

  • Salary not specified
  • Full Time
  • Junior (1 to 2 years)
United States
Remote

Technical Enablement- SkillBridge Intern

Zscaler

Candidates must have 180 days or fewer remaining prior to discharge and at least 180 continuous days of active service, with unit commander approval and an approved MOU submitted before the start date. Preferred qualifications include at least 18 months of Zscaler product experience, experience as a technical instructor in network security, cloud, or SaaS technology, demonstrated ability to quickly learn new products and technologies, an interest in course development and instructional design, a…

  • Salary not specified
  • Internship
  • Internship
Madrid
Remote

Principal Software Engineer - Cloud Systems (Enterprise Browser)

Zscaler

Candidates must possess at least 12 years of professional software development experience, with a minimum of 5 years dedicated to designing cloud systems. Advanced proficiency in Go (Golang) is required, along with hands-on experience building scalable API-driven cloud services and microservices. A strong understanding of distributed systems, load balancing, caching, and fault tolerance in cloud environments is essential. Experience with communication protocols such as HTTP, gRPC, and REST APIs,…

  • Salary not specified
  • Full Time
  • Expert & Leadership (9+ years)
Madrid
Remote

Principal Software Engineer - Enterprise Browser (Desktop Application)

Zscaler

Candidates must have 12+ years of professional software development experience, with at least 5 years focused on designing and building desktop applications for Windows or Mac, and Linux experience is a plus. Strong expertise in Rust, C, or C++ is required, along with demonstrable understanding of OS-specific APIs, system-level programming concepts, and development frameworks. Extensive experience with HTTP, REST, gRPC, or other communication protocols, and a deep understanding of secure communi…

  • Salary not specified
  • Full Time
  • Expert & Leadership (9+ years)