Senior MacOS QA Engineer
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Job Description
Senior macOS QA Engineer validating secure macOS platforms, system extensions, and compatibility. Investigating low-level security issues for teams across Latin America.
Responsibilities:
- Test macOS security features spanning system extensions, Endpoint Security, and Network Extension frameworks
- Design and execute manual test plans for system extensions, inter process communication, and low level operating system integration points
- Explore and document edge cases, race conditions, compatibility scenarios, and regressions across macOS versions
- Reproduce and isolate complex issues related to sandboxing, SIP and TCC interactions, launch services, and daemon behaviors
- Work directly with development, support, product, and automation teams to triage, verify, and regress bugs and compatibility issues
- Validate interactions between the platform and third party macOS apps and services
- Collaborate with SDETs to turn exploratory and regression cases into automation candidates
- Maintain close familiarity with changes in macOS releases and how they may impact functionality and compatibility
Requirements:
- 5+ years of QA experience with macOS applications, with a focus on security, system level, or compatibility testing
- Strong understanding of macOS internals, including System Extensions, Endpoint Security, XPC, TCC, SIP, Launch Services, and file systems
- Familiarity with macOS diagnostic and monitoring tools such as Console, Activity Monitor, Instruments, fs_usage, dtrace, tcpdump, and lldb
- Experience testing low level products such as VPNs, endpoint security tools, or antivirus software
- Ability to read crash reports and debug logs and identify root causes
- Ability to work independently and investigate issues thoroughly before escalating
- Excellent written communication for clear test case documentation and bug reports
- CV must be submitted in English
Benefits:
- PTO and Holidays
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