Job Description
About Zscaler
Zscaler accelerates digital transformation to ensure our customers can be more agile efficient resilient and secure. As an AI-forward enterprise we are constantly pushing the envelope leveraging the world’s largest security data lake to power our cloud-native Zero Trust Exchange platform. This innovation protects our customers from cyberattacks and data loss by securely connecting users devices and applications in any location.
Here impact in your role matters more than title and trust is built on results. We say impact over activity. We seek innovators who actively use AI to amplify their impact and who thrive in an environment where we leverage intelligent systems to stay ahead of evolving threats. We believe in transparency and value constructive honest debate—we’re focused on getting to the best ideas faster. We build high-performing teams that can make an impact quickly and with high quality. To do this we are building a culture of execution centered on customer obsession collaboration ownership and accountability.
We value high-impact high-accountability with a sense of urgency where you’re enabled to do your best work and embrace your potential. If you’re driven by purpose thrive on solving complex challenges and want to be part of the team that’s helping to secure the AI age we invite you to bring your talents to Zscaler and help shape the future of cybersecurity.
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.
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!
Learn more about Zscaler’s Future of Work strategy hybrid working model and benefits here.
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.
Skills Required
- BS or MS degree in Computer Science or 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 programming languages C or C++
- Working experience in Linux Unix or similar operating systems
What the Team is Saying
Zscaler Compensation & Benefits Highlights
- Healthcare Strength—Health coverage spans multiple medical options with dental vision and extensive mental‑health support alongside specialized programs for cancer care gender‑inclusive care and menopause/andropause. Feedback suggests these offerings provide comprehensive support for employees and families.
- Parental & Family Support—Paid parental leave covers birthing and non‑birthing parents with additional disability time for birthing parents plus fertility coverage milk shipping and a paid ramp‑back option. Feedback suggests the package meaningfully supports family‑forming and return‑to‑work needs.
- Leave & Time Off Breadth—A hybrid work model pairs with flexible time off for salaried employees plus paid sick bereavement military leave and company holidays. Feedback suggests employees benefit from broad time‑off options alongside scheduling flexibility.
Zscaler Insights
What We Do
Zscaler accelerates digital transformation so our customers can be more agile efficient resilient and secure. Our cloud native Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by securely connecting users devices and applications in any location.
Why Work With Us
Our impact comes from how we work—every day in every decision as one team. Our values and leadership principles are more than words; they're our operating system. They fuel a culture of execution where trust transparency and accountability help us deliver meaningful results for our customers colleagues and our company. www.zscaler.com/culture
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Zscaler Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.
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