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.
As a Senior Software Engineer (macOS), you will work directly on core macOS technologies to design high-performance features and evolve our agent architecture at the system level. You will lead the technical response to critical field events, systematically diagnosing root causes within the macOS ecosystem to develop and issue robust patches. Collaborating seamlessly with Product and Quality Assurance teams, you will ensure that vital security fixes and performance enhancements are integrated rapidly into our global release cycles, maintaining the highest standard of endpoint protection.
What skills and experience should you bring?
Required:
4+ years of software development experience, with dedicated experience on macOS
Strong proficiency coding in Objective-C
Understanding of macOS user space and internals
Experience in systematically root-causing complex OS systems
Advantages:
Experience developing OS drivers & system extensions is a plus
Experience managing escalations or issues requiring highly coordinated efforts to identify service restoration
Experience with system performance analysis and mitigations
Cybersecurity experience or exposure to macOS endpoint security platforms
Experience with large-scale event processing systems
Swift experience is beneficial but not required Why SentinelOne?
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:
Equity & Rewards
Restricted Stock Units (RSUs)
Employee Stock Purchase Plan (ESPP) Time Off & Wellbeing
Flexible time off
Paid company holidays and paid sick time
Gender-neutral parental leave
Grandparent leave Insurance & Financial Security
Medical, dental, and vision coverage
401(k) retirement plan with company match
Life and disability insurance
Health and dependent care FSA
Voluntary benefits (hospital, accident, critical illness)
Employee Assistance Program (EAP)
ARAG pre-paid legal
Nationwide pet insurance
Cancer Care program
Global business travel medical insurance Work Perks & Flexibility
Home office allowance
Mobile phone reimbursement Wellness & Lifestyle
Wellness coach
Wellness/gym reimbursement
Fertility coverage
Adoption & surrogacy reimbursement 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$149,000—$182,000 USDSentinelOne 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.
