Endpoint Engineer - Mac OS at Nightfall AI

Department: R&D

Setup: Hybrid
Location: Bengaluru, Karnataka
Type: Full-time
Level: senior
Posted: Jul 29, 2026

Description

Nightfall is hiring a MacOS Endpoint Security Engineer to design and develop data exfiltration prevention applications, system extensions, and services on MacOS, maintain mission-critical endpoint agents, own complex features from design through delivery, troubleshoot customer issues, and perform OS-level research and kernel debugging. The role requires expertise in Objective-C or Swift, practical MacOS endpoint-security development experience, strong testing and debugging skills, and at least five years of related work experience.

Required Skills

Objective-C
Swift
MacOS
Endpoint Security
Kernel Debugging
Reverse Engineering

Additional Information

Required Previous Experiences: Expertise in Objective-C or Swift on MacOS
Expertise developing MacOS agents
Practical MacOS Endpoint Security System Extension development
Leading or contributing to significant projects
At least 5 years of related work experience
Preferred Qualifications: Knowledge of IOKit and MacOS VFS
Reverse engineering and kernel-space debugging
Translation Company Name: Nightfall AI

About Nightfall AI

Nightfall AI

data loss prevention and insider risk management

Nightfall is an AI-native data loss prevention platform that prevents sensitive data exposure and exfiltration across SaaS, endpoints, email, browsers, and AI apps. It gives organizations real-time visibility and control over how sensitive data moves across AI agents, MCP servers, endpoints, and SaaS. Its platform combines AI-based content classification with data lineage tracking and enforces policies such as blocking high-risk exfiltration, redacting sensitive information, and quarantining risky data.

Customers and case studies

See customers and case studies