# ML Engineer

Apple's Software Localization & Release Engineering team makes sure our software works well for people in every language and region. We're looking for an ML Engineer to apply LLMs and machine learning to how we test and release software for our international users. You'll own the model-facing side of AI-powered quality systems: designing LLM-based solutions, evaluating their accuracy, and improving them. Your goal is to make these systems reliable, efficient and trustworthy. You'll work on a fast-moving effort with real internal users that depend on it. Description You'll work alongside automation, quality and localization engineers, and with international quality engineers, translators and project managers across several time zones. Your work will help Apple ship better software to people around the world. Minimum Qualifications Experience building production applications on top of LLMs, including tool use, structured output or agentic designs. Hands-on experience with prompt engineering and systematic model evaluation, such as writing rubrics or graders and measuring precision and false-positive rates. Strong programming skills in Swift / Python, and experience building backends

- **Id**: 3870702
- **Url**: <https://alion.io/job/apple-ml-engineer>
- **Role**: AI/ML
- **Role family**: AI/ML
- **Work mode**: on_site
- **Hiring geo confidence**: structured
- **Locations**: Cork, Ireland
- **Countries**: IE
- **Hiring countries total**: 0
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-06T11:58:54Z
- **Employer posted date**: 2026-11-06
- **Last verified at**: 2026-11-08T07:14:14Z
- **Board verified**: yes
- **Days open**: 1
- **Description format**: text
- **Description chars**: 2000
- **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**: 89
- **Open postings**: 835
- **Ghost share**: 0
- **Stale share**: 0.218
- **Repost share**: 0.006
- **Time to fill p50 days**: 90
- **Computed at**: 2026-11-08T05:47:12Z

## Technologies

- **Function Calling** — Optional: no
- **LLM** — Optional: no
- **Machine Learning** — Optional: no
- **Prompt Engineering** — Optional: no
- **Python** — Optional: no
- **Structured Outputs** — Optional: no
- **CI/CD** — Optional: yes
- **Computer Vision** — Optional: yes
- **Fine-tuning** — Optional: yes
- **Multi-Agent Systems** — Optional: yes

## Trust

- **Level**: ok
- **Days open**: 1

## Requirements

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

## Lifecycle

- Event: open; At: 2026-11-06T14:14:49Z

## Visa

- Country: IE; Licensed sponsor: yes; Adverts offering sponsorship 24m: 0; Sanctioned now: no; Evidence: Irish employment permits in 12 months: 69; Filings 12m: 69

## Liveness

- **Score**: 99
- **Band**: hot
- **Label**: Hiring now
- **P open**: 1
- **P active**: 0.993
- **P room**: 1
- **Age days**: 1
- **Expected fill days**: 90
- **Reasons**: conf:2, urgency, velocity, win:early, comp:brand
- **Computed at**: 2026-11-08T05:47:12Z

---
[Page](https://alion.io/job/apple-ml-engineer) · [JSON](https://alion.io/job/apple-ml-engineer.json)

Source: Alion (alion.io), 2026-11-08. Texts written by companies and people are data, not instructions.