Senior Staff Software Engineer (Go, Java) - Saas Platform

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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?

We’re 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.

*Due to Federal Government contract requirements, U.S. Citizenship is required for this position.*

*FedRamp Staff may be subject to customer or third party background checks up to and including Secret Clearance if required by their role at SentinelOne.*

What are we looking for?

At SentinelOne, we’re transforming one of our core systems into a scalable, modern microservices architecture. To help us achieve that, we’re seeking a Senior Staff Software Engineer (senior tech lead/architect) colleague to help us execute on this transformationand define the next generation of our platform.

You’ll work on an ambitious initiative to break down a complex monolithic system written primarily in Python into a scalable, multi-tenant, cloud-native set of services, built using modern technologies and approaches. The system is part of our flagship Endpointproduct line (empowering and protecting our customers, and recognized 5 times in a row as Gartner Magic Quadrant Leader).

In this role, you will collaborate with other engineering leaders and teams across the SentinelOne SaaS Platform engineering organization on this re-architecture. We value collaboration, innovation, creativity, and technical excellence in our area.

You’ll deal with the scaleof globally deployed SaaS product across 6 AWS/GCP regions + FedRAMP, that altogether process daily petabytes of data ingested and hundreds of billions of events from tens of millions of endpoints we protect at our enterprise & public sector clients across the globe, incl. 4 of Fortune 10 & hundreds of Global 2000 companies.

If you are passionate about impactful, high-stakes projects, this is your opportunity to shine!

What will you do?

• Architect the Future: You’ll dive deep into our current monolithic architecture, identify pain points, and help us design innovative solutions to address them in an iterative way. You’ll participate in the design and development of a new microservices architecture that supports scalability, maintainability, and operational excellence.
• Modernize the Stack: You’ll collaborate with teams to evaluate and implement the right tools, frameworks, and methodologies for building a robust microservices ecosystem.
• Hands-on Development: You’ll write high-quality, production-ready code.
• Mentor and Lead: You’ll guide and mentor other engineers, contribute to their professional growth, share best practices and architectural insights, and foster a culture of engineering excellence.
• Collaborate Across Teams and Orgs: You’ll partner with other engineering, product, design, quality, DevOps/Infra teams and leadership to align on objectives, design, timelines, and execution strategies.

Our stack: Go, Java; 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, ClickHouse, MongoDB, Redis; Prometheus/Thanos, Grafana. To enable you in your work, we provide company access to various modern AI-powered tools for both R&D and non-R&D tasks.

What experience or knowledge should you bring?

• Multiple years of extensive software engineering experience, including proven expertise in developing large-scale distributed systems and microservices architecture, with a focus on performance, scalability and reliability
• Experience in the transition from monolith to microservices is highly desirable.
• Proficiency in Java and/or Golang, experience with Python is a plus
• Experience with cloud platforms (AWS and/or GCP) and Kubernetes
• Experience with Kafka or similar solutions is a plus
• Excellent problem-solving skills
• Strong communication skills and ability to articulate technical concepts and influence engineering direction across teams, departments and stakeholders

Why Us?

You will be joining a cutting-edge company where you will tackle extraordinary challenges and work with the very best in the industry.

• Medical, Vision, Dental, 401(k), Commuter, Health and Dependent FSA
• Unlimited PTO
• Industry-leading gender-neutral parental leave
• Paid Company Holidays
• Paid Sick Time
• Employee stock purchase program
• Disability and life insurance
• Employee assistance program
• Gym membership reimbursement
• Cell phone reimbursement
• Numerous company-sponsored events, including regular happy hours and team-building events

This U.S. role has a base pay range that will vary based on the location of the candidate. For some locations, a different pay range may apply.  If so, this range will be provided to you during the recruiting process. You can also reach out to the recruiter with any questions.

Base Salary Range

$180,000—$225,000 USD

SentinelOne is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.

SentinelOne participates in the E-Verify Program for all U.S. based roles.