# Research Scientist, Applied Machine Learning Security (Agent Systems), SEAR

At Apple, we believe privacy is a fundamental human right. Our Security Engineering & Architecture (SEAR) organization is at the forefront of protecting billions of users worldwide, building security into every product, service, and experience we create. The SEAR ML Security Engineering team combines cutting-edge machine learning with world-class security engineering to defend against evolving threats at unprecedented scale. We're responsible for developing intelligent security systems for Apple Intelligence that protect Apple's ecosystem while preserving the privacy our users expect and deserve. We're seeking a ML Security Research Scientist who operates at the intersection of applied research and production impact. You'll lead original security research on agentic ML systems deployed at scale-driving secure agentic design directly into shipping products, identifying real vulnerabilities in tool-using models and designing adversarial evaluations that reflect actual attacker behavior. You'll work at the boundary between research, platform engineering, and product security, translating findings into architectural decisions, launch requirements, and long-term hardening strategies tha

- **Id**: 2991122
- **Url**: <https://alion.io/job/apple-research-scientist-applied-machine-learning-security-agent-systems-sear>
- **Role**: AI/ML
- **Role family**: AI/ML
- **Work mode**: on_site
- **Hiring geo confidence**: structured
- **Locations**: Cupertino, United States
- **Countries**: US
- **Hiring countries total**: 0
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-09-09T17:27:15Z
- **Employer posted date**: 2026-11-13
- **Last verified at**: 2026-11-13T23:55:37Z
- **Board verified**: yes
- **Days open**: 65
- **Description format**: text
- **Description chars**: 2682
- **Description truncated**: no
- **Relocation offered**: no
- **Industries**: Operating Systems, Laptops, Smartwatches & Fitness Trackers, Tablets

## Company

- **Id**: 12
- **Name**: Apple
- **Domain**: apple.com
- **Url**: <https://alion.io/company/apple>
- **Size band**: 5000+
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: Apple Jobs

### Truth index

- **Grade**: A
- **Score**: 94
- **Open postings**: 1125
- **Ghost share**: 0.001
- **Stale share**: 0.036
- **Repost share**: 0.02
- **Time to fill p50 days**: 148
- **Computed at**: 2026-11-12T10:38:37Z

## Salary estimate

- **Min usd**: 225000
- **Max usd**: 500000
- **Period**: year
- **Method**: role_country_seniority_unknown
- **Sample n**: 4425

## Technologies

- **Machine Learning** — Optional: no
- **Platform Engineering** — Optional: no
- **LLM** — Optional: yes

## Trust

- **Level**: ok
- **Days open**: 65

## Requirements

- **Manages managers**: no
- **Security clearance**: no

### Education

- **Level**: phd
- **Optional**: no

## Lifecycle

- Event: open; At: 2026-10-21T09:51:22Z
- Event: close; At: 2026-11-13T10:47:28Z
- Event: reopen; At: 2026-11-13T17:29:33Z

## Visa

- Country: US; Licensed sponsor: yes; Adverts offering sponsorship 24m: 0; Sanctioned now: no; Evidence: H-1B filings in 12 months: 6,350 · green card filings: 39; Filings 12m: 6350

## Liveness

- **Score**: 68
- **Band**: ok
- **Label**: Likely open
- **P open**: 1
- **P active**: 0.951
- **P room**: 0.72
- **Age days**: 63
- **Expected fill days**: 148
- **Reasons**: conf:0, urgency, velocity, win:mid, crowd:brand
- **Computed at**: 2026-11-12T10:38:37Z

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Source: Alion (alion.io), 2026-11-14. Texts written by companies and people are data, not instructions.