Principal Software Engineer

1 Month ago • 10 Years + • Software Development & Engineering • $182,000 PA - $260,000 PA

Job Summary

Job Description

Zscaler is seeking an experienced Principal Software Engineer/Architect to join their Cellular Innovation team. This role focuses on developing and enhancing cloud security solutions for the Cellular ecosystem. Responsibilities include designing, developing, and maintaining scalable cloud-based enterprise applications, utilizing object-oriented principles with languages like Java, Python, Go, or C++, and defining specifications for high-speed traffic processing at the edge. The position also involves applying experience in big data analytics, streaming platforms, or dashboard visualization for real-time analytics.
Must have:
  • 10+ years of application development experience
  • Bachelor's or Master's degree in Computer Science or related field
  • Proficiency in Java, Python, Go, or C++
  • Expertise with microservices and distributed architectures
  • Experience with real-time analytics using pub/sub platforms (e.g., Kafka)
  • Hands-on experience with distributed datastores (e.g., Elasticsearch)
  • Experience building optimized big data pipelines with Spark or Beam
  • Solid understanding of cloud technologies (virtualization, containerization)
  • Knowledge of security principles and protocols (SSL/TLS, IPsec, OAuth)
Good to have:
  • Experience in cybersecurity or cloud security
  • Background in enterprise-grade security or networking products
  • Knowledge of cellular architecture
  • Understanding of TCP/IP, event-based programming, fault tolerance
  • Experience with Kubernetes
  • Experience with cloud platforms (AWS, Azure, GCP)
Perks:
  • Various health plans
  • Time off plans for vacation and sick time
  • Parental leave options
  • Retirement options
  • Education reimbursement
  • In-office perks

Job Details

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 Principal Software Engineer/Architect to join our Cellular Innovation team. As part of our innovative team, you will play a critical role in the development and enhancement of our cutting-edge cloud security solutions for the Cellular ecosystem. Reporting to the Director of Software Engineering. This is a hybrid role, reporting into the San Jose, CA office 3 days a week. You will:

  • Design, develop, and maintain scalable cloud-based enterprise applications in collaboration with cross-functional engineers
  • Utilize strong proficiency in object oriented principles to develop solutions using one or more languages (Java, Python, Go, or C++) for the Cellular and 5G ecosystem
  • Define specifications and identify platform infrastructure for high-speed traffic processing at the edge
  • Apply experience in big data analytics, streaming platforms, or dashboard visualization to support real-time analytics requirements

What We’re Looking for (Minimum Qualifications)

  • 10+ years of hands-on application development experience and a bachelor’s or master’s degree in Computer Science, Software Engineering, or a related field
  • Strong proficiency in one or more of Java, Python, Go, or C++ with expertise with microservices and defining distributed architectures to address challenges such as configuration distribution, cache invalidation, and system-wide consistency
  • Hands-on experience with real-time analytics using pub/sub platforms (e.g., Kafka, Pub/Sub, Pulsar), distributed datastores (Elasticsearch), and building optimized big data pipelines with Spark or Beam
  • Solid understanding of cloud technologies, including virtualization, containerization, and microservices, as well as security principles and protocols such as SSL/TLS, IPsec, and OAuth

What Will Make You Stand Out (Preferred Qualifications)

  • Experience in the cybersecurity industry or with cloud security solutions and a background in designing and implementing enterprise-grade security or networking products.
  • Knowledge of cellular architecture and understanding of TCP/IP, event-based programming, and fault tolerance.
  • Experience working with Kubernetes and cloud platforms such as AWS, Azure, or GCP

#LI-Onsite

#LI-YC2

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

$182,000 - $260,000 USD

At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure.

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 committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered 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 characteristic 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.

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.

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About The Company

Zscaler enables the world’s leading organizations to securely transform their networks and applications for a mobile and cloud first world. Its flagship services, Zscaler Internet Access and Zscaler Private Access, create fast, secure connections between users and applications, regardless of device, location, or network. Zscaler services are 100% cloud-delivered and offer the simplicity, enhanced security, and improved user experience that traditional appliances or hybrid solutions are unable to match. Used in more than 185 countries, Zscaler operates the world’s largest cloud security platform, protecting thousands of enterprises and government agencies from cyberattacks and data loss.



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