Principal Software Engineer

About Us:

SentinelOne is defining the future of cybersecurity through our XDR platform that automatically prevents, detects, and responds to threats in real-time. Singularity XDR ingests data and leverages our patented AI models to deliver autonomous protection. With SentinelOne, organizations gain full transparency into everything happening across the network at machine speed – to defeat every attack, at every stage of the threat lifecycle. 

We are a values-driven team where names are known, results are rewarded, and friendships are formed. Trust, accountability, relentlessness, ingenuity, and OneSentinel define the pillars of our collaborative and unified global culture. We're looking for people that will drive team success and collaboration across SentinelOne. If you’re enthusiastic about innovative approaches to problem-solving, we would love to speak with you about joining our team!

What Are We Looking For?
We are seeking a Principal Engineer (Back-End) to join SentinelOne’s Unified Analyst Experience team. This team is at the forefront of defining and delivering the architecture for our Operations Center experience, which is central to empowering Security Analysts. The Ops Center encompasses Unified Alert Management (UAM), Extended Posture Management (xSPM), Risk Score, Incident Management, Asset Inventory, and all aspects of the Security Analyst's interaction with SentinelOne's platform.

As a key technical leader, you will shape and oversee the design, architecture, and implementation of the systems that drive the Analyst's experience. Your contributions will directly impact how analysts effectively manage and respond to security incidents.

What Will You Be Doing?

• Lead and implement the architecture for core features of the Unified Analyst Experience, ensuring scalability, reliability, and usability.
• Design and develop APIs and backend systems to unify workflows across UAM, xSPM, and related modules.
• Collaborate with product managers, UX designers, and cross-functional engineering teams to define technical requirements and deliver customer-focused solutions.
• Identify and implement improvements to system performance, stability, and security.
• Mentor and guide engineering teams on best practices, including code quality, design patterns, and development processes.
• Drive innovation by evaluating and incorporating new technologies, trends, and frameworks into the Ops Center ecosystem.
• Serve as a technical thought leader, influencing the strategy and roadmap for Analyst-focused capabilities.

What Technology Will You Use?

• Programming Languages: Java
• APIs: REST, GraphQL, gRPC, and Kafka
• Databases: Redis, OpenSearch, Postgres
• Platforms: Kubernetes, K8s/Helm, AWS, and GCP

What Skills and Experience Do You Need?

• Extensive experience (15+ years) in backend software engineering, including technical leadership and architecture design.
• Expertise in building and optimizing APIs for large-scale systems.
• Proven experience in designing systems with security and observability in mind.
• Proficiency with distributed systems and cloud-native architectures (AWS preferred).
• Familiarity with security, risk, or observability systems is a major plus.
• Demonstrated ability to work collaboratively with product, UX, and engineering teams to drive solutions from concept to delivery.
• Strong mentoring and coaching skills to support team growth and development.
• Excellent communication and ability to drive alignment across 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

 

Join Us and Be the Architect of Analyst Empowerment
If you are passionate about crafting elegant, scalable solutions that define the future of security analytics, this is your opportunity to make a profound impact at SentinelOne.

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$204,000—$281,000 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. 

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