# Senior Applied Scientist

OverviewAI assistants are only as good as the information behind their answers. Our team builds the search and grounding technology that finds the right information for each request, across email, documents, meetings, chats and people, and connects AI-generated answers to the sources that support them. This work sits on the critical path: getting it right improves relevance, limits hallucinations and earns user trust. We work across the full retrieval stack: understanding what a person is really asking, turning everyday, messy requests into precise queries, blending lexical and semantic retrieval, and deciding when enough evidence has been found. Modern language models run throughout, and we fine-tune them with supervised and reinforcement learning so they find better evidence with less wasted effort. Improvements are measured offline on relevance, accuracy, citation quality and speed, then confirmed in online experiments before they ship. We are looking for a Senior Applied Scientist to help drive this work. You will take on hard, open-ended problems in search and grounding and own them end to end, from framing the problem and building the data through modeling, evaluation and dep

- **Id**: 3698572
- **Url**: <https://alion.io/job/microsoft-senior-applied-scientist-10>
- **Role**: AI/ML
- **Role family**: AI/ML
- **Seniority**: senior
- **Work mode**: on_site
- **Hiring geo confidence**: structured
- **Locations**: Washington, United States, Mountain View, United States, New York, United States
- **Countries**: US
- **Hiring countries total**: 0
- **Experience years min**: 6
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-10-29T11:19:54Z
- **Employer posted date**: 2026-11-03
- **Last verified at**: 2026-11-06T10:47:08Z
- **Board verified**: yes
- **Days open**: 8
- **Description format**: text
- **Description chars**: 7541
- **Description truncated**: no
- **Relocation offered**: no
- **Industries**: Console Games, Cloud Platforms (IaaS & PaaS), Gaming Consoles, Developer Tools

## Company

- **Id**: 18
- **Name**: Microsoft
- **Domain**: microsoft.com
- **Url**: <https://alion.io/company/microsoft>
- **Size band**: 5000+
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: Eightfold

### Truth index

- **Grade**: B
- **Score**: 84
- **Open postings**: 424
- **Ghost share**: 0.005
- **Stale share**: 0.599
- **Repost share**: 0.033
- **Time to fill p50 days**: 29
- **Computed at**: 2026-11-06T05:58:05Z

## Salary

- **Min**: 119800
- **Max**: 234700
- **Currency**: USD
- **Period**: year
- **Usd annual**: 234700

## Technologies

- **Copilot** — Optional: no
- **Fine-tuning** — Optional: no
- **Machine Learning** — Optional: no
- **OneDrive** — Optional: no
- **Outlook** — Optional: no
- **Reinforcement Learning** — Optional: no
- **SFT** — Optional: no
- **SharePoint** — Optional: no
- **Synthetic Data** — Optional: no
- **Python** — Optional: yes
- **PyTorch** — Optional: yes
- **RAG** — Optional: yes

## Trust

- **Level**: ok
- **Days open**: 8

## Requirements

- **Experience years min**: 6
- **Manages managers**: no
- **Security clearance**: no

### Education

- **Level**: bachelor
- **Optional**: yes

## Lifecycle

- Event: open; At: 2026-11-03T18:41:35Z

## Liveness

- **Score**: 70
- **Band**: hot
- **Label**: Hiring now
- **P open**: 1
- **P active**: 0.695
- **P room**: 1
- **Age days**: 7
- **Expected fill days**: 29
- **Reasons**: conf:4, stale_co, wave, velocity, win:early, comp:brand
- **Computed at**: 2026-11-06T05:58:05Z

## Pay

- **Stated usd annual**: 234700
- **Is top pay**: yes

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Source: Alion (alion.io), 2026-11-06. Texts written by companies and people are data, not instructions.