About Us

At Sentinel One, we’re redefining cybersecurity by pushing the limits of what’s possible—leveraging AI-powered, data-driven innovation to stay ahead of tomorrow’s threats.

From building industry-leading products to cultivating an exceptional company culture, our core values guide everything we do. We’re looking for passionate individuals who thrive in collaborative environments and are eager to drive impact. If you’re excited about solving complex challenges in bold, innovative ways, we’d love to connect with you.

What are we looking for?

We are continuously expanding the capabilities of Sentinel One, actively listening to customers and responding to their needs. We are looking for a Senior macOSSoftware Engineer who will be directly involved in our core technology and help ensure we stay ahead of cybercriminals.

What will you do?

At Sentinel One, you will be a part of a team of globally distributed system and kernel developers who work deeply within the 3 main OS’s of the world: Windows, Linux, macOS.

The macOS team is responsible for researching and identifying emerging issues and providing appropriate responses. The engineering team will work closely with Product, Support, Sales, R&D, and Quality Assurance to ensure any new issues are quickly addressed and then made a part of the ongoing releases.

You will be working directly on our macOS core technology in a role that will also involve responding to events that occur in the field, root causing them, and issuing patches when needed. You will participate in the implementation and design decisions for improving the agent architecture and developing new features.

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

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 USD**
Sentinel One 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.

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