# RF Modeling Systems Engineer

At Apple, new ideas have a way of becoming extraordinary products and customer experiences. Bring passion and dedication to your job, and there's no telling what you could accomplish. Dynamic environment, inquisitive people, and innovative technologies are the norm. Join us to help deliver the next groundbreaking Apple product. Do you love working on challenges that no one has solved yet? Are you ready to join a team redefining hardware technology? We are searching for dedicated engineers to join our exciting team of innovators. In this role, you will be a key member of the RM modeling system engineering team working on modem systems features and requirements. Description - Model, design, and simulate state-of-the-art RF for 4G/5G/6G modem wireless communication systems. - Implement system models and perform detailed performance investigations to allow performance sign-off. - Collaborate with RF systems and analog circuit designers to capture designs and develop models. - Develop AI/ML modem solutions and mitigation techniques. Minimum Qualifications BS and a minimum of 10 years relevant industry experience Deep knowledge of signal processing and communication systems Strong analyt

- **Id**: 2339773
- **Url**: <https://alion.io/job/apple-rf-modeling-systems-engineer-5>
- **Role**: Hardware
- **Role family**: Hardware
- **Seniority**: staff
- **Work mode**: on_site
- **Hiring geo confidence**: structured
- **Locations**: Los Angeles, United States
- **Countries**: US
- **Hiring countries total**: 0
- **Experience years min**: 10
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-06-24T19:04:26Z
- **Employer posted date**: 2026-11-10
- **Last verified at**: 2026-11-10T16:48:42Z
- **Board verified**: yes
- **Days open**: 139
- **Description format**: text
- **Description chars**: 1985
- **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**: 93
- **Open postings**: 358
- **Ghost share**: 0.008
- **Stale share**: 0.022
- **Repost share**: 0.064
- **Time to fill p50 days**: 122
- **Computed at**: 2026-11-10T06:52:35Z

## Salary estimate

- **Min usd**: 232000
- **Max usd**: 427000
- **Period**: year
- **Method**: role_seniority_country_remote_cell
- **Sample n**: 563

## Technologies

- **C++** — Optional: no
- **MATLAB** — Optional: no
- **Python** — Optional: no
- **PyTorch** — Optional: yes
- **TensorFlow** — Optional: yes
- **TensorFlow C++** — Optional: yes

## Trust

- **Level**: ok
- **Repost count**: 1
- **Days open**: 137

## Requirements

- **Experience years min**: 10
- **Manages managers**: no
- **Security clearance**: no

## Lifecycle

- Event: open; At: 2026-10-12T10:57:34Z
- Event: close; At: 2026-10-19T23:56:35Z
- Event: reopen; At: 2026-10-20T03:37:22Z
- Event: close; At: 2026-10-20T19:26:25Z
- Event: reopen; At: 2026-10-21T03:21:23Z
- Event: close; At: 2026-10-21T16:58:38Z
- Event: reopen; At: 2026-10-25T20:01:39Z
- Event: close; At: 2026-11-04T20:23:34Z
- Event: reopen; At: 2026-11-05T06:26:16Z
- Event: close; At: 2026-11-06T18:41:53Z
- Event: reopen; At: 2026-11-06T23:47:23Z
- Event: close; At: 2026-11-10T00:24:00Z
- Event: reopen; At: 2026-11-10T06:02:27Z

## 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**: 37
- **Band**: fade
- **Label**: Fading
- **P open**: 1
- **P active**: 0.836
- **P room**: 0.44
- **Age days**: 138
- **Expected fill days**: 122
- **Reasons**: conf:0, win:tail, crowd:brand
- **Computed at**: 2026-11-10T06:52:35Z

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Source: Alion (alion.io), 2026-11-10. Texts written by companies and people are data, not instructions.