Senior MacOS QA Engineer

Sur Global

. Test macOS security features spanning system extensions, Endpoint Security, and Network Extension frameworks .

Posted 9/15/2026full-timeRemote • ColombiaSenior💰 $6,500 per monthWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates extensive experience in QA testing for macOS applications, focusing on security and compatibility. Proficient in analyzing macOS internals and utilizing diagnostic tools to ensure robust functionality and performance.

Highest-signal resume keywords

5+ Years QA ExperienceMacOS Internals KnowledgeManual Test Plan DesignCrash Report AnalysisExcellent Written Communication

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

System Extensions TestingEndpoint Security TestingCompatibility TestingLow Level Operating System IntegrationDebugging Skills

Soft Skills

Independent InvestigationCollaboration with Teams

Tools & Technologies

ConsoleActivity MonitorInstrumentsFs_usageDtraceTcpdumpLldb

Industry Keywords

MacOS Security FeaturesSandboxingSIPTCCLaunch Services

Tech Stack

Tools & technologies

MacOS

About the role

Key responsibilities & impact

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

What you’ll need

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

Comp & perks

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