Senior MacOS QA Engineer
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Job Description
Senior macOS QA Engineer validating secure platform stability, security, and compatibility. Investigating system extensions, operating-system behavior, and complex macOS regressions remotely across Europe.
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 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 familiarity with changes in macOS releases and their impact on 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.
- CVs must be submitted in English.
Benefits:
- Compensation: $6,500 USD per month
- PTO and Holidays
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