Zscaler

Senior Software Development Engineer (Datapath)

Zscaler$112K — $160K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • BS or MS degree in Computer Science/Computer Engineering or equivalent
  • 2+ years of experience building large-scale commercial networking and security applications
  • Strong foundational knowledge in data structures and algorithms
  • Proficiency in C or C++ programming languages
  • Working experience in Linux, Unix, or similar operating systems

Responsibilities

  • Design and implement Datapath features for Load Balancer, Proxy, and L7 Protocols
  • Apply deep knowledge of C programming, data structures, and algorithms for high-performance systems
  • Drive moderately complex projects from conception to deployment with full ownership
  • Utilize expert knowledge of networking protocols and services such as DNS, HTTP, TCP/IP, and SSL/TLS
  • Optimize networking and security applications leveraging knowledge of Unix or Linux operating systems

Benefits

  • Various health plans
  • Time off plans for vacation and sick time
  • Parental leave options
  • Retirement options
  • Education reimbursement
  • In-office perks, and more!
Full Job Description
Role

We are looking for a seasoned Senior Software Engineer to join our team. This is a hybrid role based in San Jose, CA (3 days a week in office), reporting to the Director, Software Development Engineering. The Senior Software Engineer will design and implement high-performance data path features for load balancing and L7 protocols, directly enhancing the scalability and security of global networking infrastructure. By leveraging deep C programming expertise and autonomous ownership, they will drive complex architectural projects from initial concept to large-scale deployment.

What you'll do (Role Expectations)
  • Design and implement Datapath features related to Load Balancer, Proxy, and L7 Protocol implementations
  • Apply deep knowledge of C programming, data structures, and algorithms to build high-performance systems
  • Independently drive moderately complex projects from conception to deployment with full ownership
  • Utilize expert knowledge of networking protocols and services including DNS, HTTP, TCP/IP, and SSL/TLS
  • Leverage Unix or Linux operating systems knowledge to optimize networking and security applications

Who You Are (Success Profile)
  • You act like an owner. Your passion for the mission fuels your bias for action. You operate with integrity because you genuinely care about the outcome. You adapt to what's needed, navigating seamlessly between high-level strategy and hands-on execution.
  • You are a high-trust collaborator. You are ambitious for the team, not just yourself. You embrace our challenge culture by giving and receiving ongoing feedback-knowing that candor delivered with clarity and respect is the truest form of teamwork and the fastest way to earn trust.
  • You are customer-obsessed. You build deep empathy for the customer-both internal and external-and anchor your decisions in solving their real-world problems. You champion their needs from start to finish, knowing their success is our success.
  • You operate with urgency. You understand that in a high-growth environment, speed and quality are not mutually exclusive. You have a relentless focus on execution and a bias for action, delivering high-impact results quickly to win for the customer and the team.
  • You think at scale. You connect your day-to-day work to the larger company mission and think globally. You build solutions, processes, and teams that are not just effective today but are built to last and support a high-growth, global organization.

What We're Looking for (Minimum Qualifications)
  • BS or MS degree in CS/CE or equivalent
  • 2+ years of experience building large-scale commercial networking and security applications
  • Strong foundational knowledge in data structures and algorithms
  • Proficiency in programming languages C or C++
  • Working experience in Linux, Unix, or similar operating systems

What Will Make You Stand Out (Preferred Qualifications)
  • Advanced knowledge of networking protocols and services, specifically DNS, HTTP, TCP/IP, and SSL/TLS

#LI-Hybrid #LI-KM9

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

$112,000-$160,000 USD

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!

Learn more about Zscaler's Future of Work strategy, hybrid working model, and benefits here.

About Zscaler

Zscaler is a cloud-based information security company that provides Internet security, web security, firewalls, sandboxing, SSL inspection, antivirus, vulnerability management and granular control of user activity in cloud computing, mobile and Internet of things environments. The company is headquartered in San Jose, California, and has offices in Australia, India, Japan, Singapore, the United Kingdom, and the United States.
Learn more about Zscaler
Size
3,153 employees
Market Cap
$15.5 billion
Industry
Net Income
-$191.4 million
Founded
2008
5 Year Trend
+54.1%
Revenue
$536 million
NASDAQ

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