Senior Platform Engineer Developer Platform, DevEx

Our Purpose

At SentinelOne we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build operate and innovate the responsibility to protect them becomes more critical than ever. When you join SentinelOne your work helps protect global enterprises critical infrastructure and the technologies shaping tomorrow. If you are motivated by meaningful challenges and want your impact to be real measurable and global you will find purpose here.

About Us

SentinelOne is a company at the intersection of AI and security pioneering a new operating model for cybersecurity. Our AI-native platform unifies protection across endpoint cloud identity data and AI systems to deliver autonomous detection and response with clarity and speed. By combining real-time analytics intelligent automation and a unified data foundation we reduce noise simplify complexity and empower security teams to focus on what truly matters.

Our teams are builders problem-solvers and innovators committed to shaping the future of security. If you are excited to solve hard problems alongside talented mission-driven people we invite you to help us build a safer future for humanity.

What Are We Looking For

Were looking for people who are relentlessly curious and committed to continuous learning. AI is reshaping every function across our business and we enable every team member regardless of role or level to build fluency in AI tools and concepts. Those who thrive here actively seek out new solutions experiment thoughtfully and apply what they learn to drive better faster smarter outcomes.

As a Senior Platform Engineer you will be tasked with leading the design and development of a unified scalable Developer Platform building secure APIs and infrastructure using modern DevEx and CI/CD practices and collaborating across teams to drive innovation in a global high-scale environment.

What will you do

Primary responsibilities include:

• Help create the Future: Dive deep into our current developer platform identify pain points and design innovative solutions to address them in an iterative way toward a shared vision. Participate in design and development of a new architecture that supports scalability maintainability and operational excellence.
• Modernize the Stack: Collaborate with architects and teams to evaluate and implement the right tools frameworks and methodologies for building a robust user-centric developer platform.
• Hands-on Development: Write high-quality production-ready code.
• Mentor and Lead: Guide and mentor other engineers contribute to their professional growth share best practices and architectural insights and foster a culture of engineering excellence. Your involvement increases the overall quality whether you wrote it directly reviewed it or had a hand in designing it.
• Collaborate Across Teams and Orgs: Partner with engineering architects product design quality DevOps / Infra teams and leadership to align on objectives design timelines and execution strategies.

Our stack: Go Python; Kubernetes Docker AWS GCP FedRAMP; GitHub Actions ArgoCD; GitHub Enterprise; depending on the requirements of the service for communication we use Kafka REST API GraphQL gRPC etc.; Postgres MongoDB Redis ClickHouse; Prometheus/Thanos Grafana

What Skills and Knowledge Will You Bring

Ideal candidates will have:

• Expertise in Developer Platform / DevEx fundamentals and infrastructure platform services design
• Proficiency in Golang experience with Python is a plus
• Deep proficiency in CI/CD pipelines and tooling (e.g. GitHub Actions ArgoCD Jenkins) in large-scale environments
• Extensive experience with cloud platforms (AWS and/or GCP) and Kubernetes
• Excellent problem-solving skills
• Strong ownership and accountability with proven experience driving large impactful projects
• Strong communication skills and ability to articulate technical concepts and influence engineering direction across teams departments and stakeholders in multiple time zones

Why Us

AI is redefining how the world operates and rewriting the rules of security in real time and SentinelOne was built for this moment. From day one we architected an AI-native platform designed to operate at machine speed not as an add-on to legacy systems but as the foundation itself. If you want to build where innovation and impact move together this is that place.

We invest in our Sentinels with comprehensive competitive benefits designed to support you and your family:

• Study Funds- SentinelOne contributes 7.5% over your base salary (no tax ceiling is applied) and employees contribute 2.5% of their base salary
• Pension fund- SentinelOne contributes to your pension fund according to local law. Pension contribution may vary based on the selected plan.
• RSUs- 4 years vesting with 1-year cliff and then quarterly.
• Annual bonus (depending on the performance of the company) paid out in 2 cycles
• Employee Stock Purchase Plan- The plan enables employees to purchase SentinelOne stocks at discounted prices vs. market value. (the plan is subject to local taxation)
• Company time off and holidays
• Private medical insurance
• Meal allowance
• Home office allowance
• Hybrid work model- The possibility of working both from the office and working from home
• Parental Leave - Embracing a new child into the family is a unique moment for everyone! In support of that we offer 20 weeks of fully paid leave for the birth parent and 12 weeks of paid leave for the non-birth parent
• Employee Assistance Program- Psychological sessions with certified therapists to help you overcome stress personal and professional challenges
• Free Parking in our office building
• Music Room fully equipped room
• Wellness- workout sessions and a wellness app