Staff Software Development Engineer in Test

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.

What are we looking for?

We’re seeking a Software Development Engineer in Test (SDET) to join our team. In this role, you’ll be instrumental in delivering high-quality products by designing and building robust test automation and related tools. You’ll collaborate with developers and product managers to analyze new features, define test strategies, and ensure our products meet the highest standards.

What will you do?

• Design and develop scalable test automation and related tools using Python, pytest.
• Create and execute automated test cases to validate new features and product enhancements.
• Diagnose and debug failures, working with the development team to ensure timely resolution.
• Collaborate with cross-functional teams to define test plans, strategies and roadmap.Apply your knowledge of software engineering best practices, Agile methodologies, and Windows Internals to drive excellence and quality.

What We’re Looking For:

• 7 – 12 years of experience in Product Validation or Development, with a focus on endpoint validation and automation.
• Strong proficiency in Python programming for automation development.
• Solid understanding of Windows OS, Windows Internals,Tools, APIs and Application design.
• Experience with testing frameworks like Pytest and continuous integration tools like Jenkins and GitHub.
• Excellent problem-solving, debugging, and communication skills.
• Knowledge and Experience working with Active Directory is a plus
• A bachelor’s degree in Computer Science or related field.
• Experience with Endpoint Security products, Good understanding of C/C++ and Computer Networking preferred.
• Excellent communication and interpersonal skills

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 along with competitive compensation.
• Flexible working hours and hybrid/remote work model.
• Flexible Time Off.
• Flexible Paid Sick Days.
• Global gender-neutral Parental Leave
• Employee stock plan in the form of RSUs (restricted stock units)
• On top of RSUs, you can benefit from our attractive ESPP (employee stock purchase plan)
• Gym membership/sports gears by Cultfit.
• Wellness Coach app, with 3,000+ on-demand sessions, daily interactive classes, audiobooks, and unlimited private coaching.
• Life Insurance covered by S1 (for employees)
• Telemedical app consultation (Zyla)
• Global Employee Assistance Program (confidential counseling related to both personal and work life matters)
• High-end MacBook or Windows laptop.
• Home-office-setup allowances (one time) and maintenance allowance.
• Internet allowances.
• Provident Fund and Gratuity (as per govt clause)
• NPS contribution (Employee contribution)
• Yearly bonus program depending on the individual and company performance.
• Above standard referral bonus as per policy.
• LinkedIn Business platform for Hard/Soft skills Training & Support for your further educational activities/trainings
• Sodexo food coupons.
• Company events for those who like to meet outside of work too (charity, offsite etc.)

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.