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Staff Site Reliability Engineer (Linux/Network troubleshooting/Automation)
Zscaler — лидер в сфере кибербезопасности, предлагающий работу над высоконагруженными системами. Позиция Staff подразумевает высокий уровень влияния на продукт, отличный социальный пакет и работу в инновационной среде.
Сложность вакансии
Роль уровня Staff требует не только глубоких технических знаний Linux и сетей, но и умения проектировать сложные системы автоматизации. Ожидается готовность к on-call сменам и высокая ответственность за стабильность глобальной платформы.
Анализ зарплаты
Предлагаемая позиция Staff SRE в Бангалоре соответствует верхнему сегменту рынка для опытных инженеров в международных продуктовых компаниях. Указанный диапазон учитывает высокую квалификацию и специфику сферы кибербезопасности.
Сопроводительное письмо
I am writing to express my strong interest in the Staff Site Reliability Engineer position at Zscaler. With over five years of experience in systems engineering and a deep focus on infrastructure-as-code, I have consistently demonstrated my ability to automate complex deployments and maintain high-availability distributed systems. My background in Linux administration and proficiency in Python and Ansible align perfectly with Zscaler's mission to provide a secure and resilient Zero Trust Exchange platform.
In my previous roles, I have successfully managed large-scale infrastructure by developing custom automation tools and optimizing network traffic routing. I am particularly drawn to Zscaler's 'impact over activity' philosophy and your commitment to leveraging AI for security. I am eager to bring my expertise in PXE booting, Prometheus monitoring, and proactive troubleshooting to your Bangalore team to help ensure the seamless operation of your mission-critical services.
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Описание вакансии
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 Staff Site Reliability Engineer to join our Engineering team. This is a hybrid role based in Bangalore, reporting to the Director, Site Reliability Engineer.
You will be a key driver in provisioning and deploying new infrastructure, focusing heavily on infrastructure automation. Your expertise will help manage how customer traffic is routed within the cloud and ensure seamless troubleshooting across hardware and automated systems.
What you’ll do (Role Expectations)
- Manage and maintain large-scale distributed systems using an infrastructure-as-code approach
- Develop and enhance tools to automate the deployment and management of large-scale services, focusing on reliable system architecture and maintaining high code quality
- Diagnose and resolve issues by editing code, adjusting infrastructure configurations, conducting performance and network analysis, and creating reusable tools
- Develop automation solutions and manage services efficiently using version-controlled infrastructure-as-code
- Support mission critical services and participate in on-call rotations as needed
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 problem-solver. You seek out challenges because you are energized by finding solutions, knowing that solving the hard problems delivers the biggest impact
- You are a learner. You have a true growth mindset and never stop developing yourself, actively seeking feedback to become a better partner and a stronger teammate. You love what you do and you do it with purpose
- You are driven by innovation. You have a deep curiosity for how things work and are energized by solving complex technical challenges. You believe in the power of technology to accelerate transformation and are always looking for a better, more secure, and scalable way
- You are resilient and adaptable. You view change as an opportunity and setbacks as temporary. You maintain composure and focus in high-pressure situations, guiding yourself and your team through complexity with a steady, positive hand
What We’re Looking for (Minimum Qualifications)
- 5+ years of relevant experience in site reliability or systems engineering
- Proficiency with Python or Ansible for automation tasks as well as proficiency with interacting with external APIs
- Demonstrated experience building and maintaining automation solutions
- Strong background in systems administration, specifically with Linux or other major operating systems
- Bachelor’s degree in Computer Science, a related field, or equivalent practical experience
What Will Make You Stand Out (Preferred Qualifications)
- Hands-on experience with Systems Kickstart using PXE and monitoring and observability tools like Prometheus, Grafana, or Nagios
#LI-SK3
#LI-HYBRID
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 Illegallink.
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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Навыки
- Python
- Linux
- Prometheus
- Grafana
- API
- Infrastructure as Code
- Distributed Systems
- Ansible
- Nagios
- Network Troubleshooting
- PXE
Возможные вопросы на собеседовании
Проверка навыков автоматизации и владения инструментами IaC.
Опишите ваш опыт разработки инструментов автоматизации на Python или Ansible для управления парком из тысяч серверов. С какими трудностями масштабирования вы сталкивались?
SRE должен уметь быстро находить причины сбоев в сложных сетях.
Расскажите о самом сложном случае сетевого траблшутинга, с которым вы столкнулись в распределенной системе. Какие инструменты вы использовали для диагностики?
Zscaler упоминает PXE и Kickstart в предпочтительных навыках.
Как бы вы спроектировали систему автоматизированного развертывания ОС 'с нуля' (bare-metal) для нового дата-центра?
Проверка понимания принципов надежности и мониторинга.
Как вы определяете и отслеживаете SLI/SLO для критически важных сервисов? Какие метрики в Prometheus вы считаете наиболее важными для сетевого шлюза?
Оценка соответствия культуре 'ownership' и работы в стрессовых ситуациях.
Опишите ситуацию, когда во время вашего дежурства (on-call) произошел критический инцидент. Как вы координировали действия и какие шаги предприняли для предотвращения повторения проблемы?
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