# GPU Kernel Engineer

Sciforium is an AI infrastructure company developing next-generation multimodal AI models and a proprietary, high-efficiency serving platform. Backed by multi-million-dollar funding and direct sponsorship from AMD with hands-on support from AMD engineers the team is scaling rapidly to build the full stack powering frontier AI models and real-time applications. About the role We are seeking a highly skilled GPU Kernel Engineer who is passionate about pushing the limits of performance on modern accelerators. In this role, you will design and optimize custom GPU kernels that power next-generation large-scale AI systems. You will work across the hardware-software stack, from low-level kernel development to integrating optimized ops into high-level ML frameworks used for large-scale training and inference. This role is ideal for someone who thrives at the intersection of GPU programming, systems engineering, and cutting-edge AI workloads, and who wants to make meaningful contributions to the efficiency and scalability of our ML platform. Key Responsibilities Design, implement, and optimize custom GPU kernels using C++, PTX, CUDA, ROCm, Triton, and/or JAX Pallas. Profile and optimize en

- **Id**: 3902553
- **Url**: <https://alion.io/job/sciforium-gpu-kernel-engineer-7>
- **Role**: AI/ML
- **Role family**: AI/ML
- **Seniority**: senior
- **Employment type**: full_time
- **Work mode**: on_site
- **Hiring geo confidence**: structured
- **Locations**: San Francisco, United States
- **Countries**: US
- **Hiring countries total**: 0
- **Experience years min**: 5
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-06T23:04:33Z
- **Employer posted date**: 2026-11-06
- **Last verified at**: 2026-11-07T13:40:41Z
- **Board verified**: yes
- **Days open**: 0
- **Description format**: text
- **Description chars**: 3512
- **Description truncated**: no
- **Benefits**: 401k plan, Equity, Flexible time off, Vision insurance
- **Relocation offered**: no
- **Industries**: AI Compute & Inference

## Company

- **Id**: 716759
- **Name**: Sciforium
- **Domain**: sciforium.ai
- **Url**: <https://alion.io/company/sciforium-2>
- **Size band**: 201-500
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: Ashby

### Truth index

- **Grade**: B
- **Score**: 75
- **Open postings**: 14
- **Ghost share**: 0.5
- **Stale share**: 0
- **Repost share**: 0
- **Time to fill p50 days**: 11
- **Computed at**: 2026-11-07T05:47:08Z

## Salary

- **Min**: 190000
- **Max**: 250000
- **Currency**: USD
- **Period**: year
- **Usd annual**: 250000

## Technologies

- **C++** — Optional: no
- **CUDA** — Optional: no
- **JAX** — Optional: no
- **LLM** — Optional: no
- **Multimodal AI** — Optional: no
- **Python** — Optional: no
- **PyTorch** — Optional: no
- **ROCm** — Optional: no
- **Triton** — Optional: no
- **TensorRT** — Optional: yes
- **TPU** — Optional: yes
- **vLLM** — Optional: yes
- **XLA** — Optional: yes

## Trust

- **Level**: ok
- **Repost count**: 0
- **Flags**: company_stale
- **Days open**: 0

## Requirements

- **Experience years min**: 5
- **Manages managers**: no
- **Security clearance**: no

### Education

- **Level**: bachelor
- **Optional**: no

## Lifecycle

- Event: open; At: 2026-11-07T01:16:53Z

## Visa

- Country: US; Licensed sponsor: yes; Adverts offering sponsorship 24m: 0; Sanctioned now: no; Evidence: H-1B filings in 12 months: 5; Filings 12m: 5

## Liveness

- **Score**: 60
- **Band**: ok
- **Label**: Likely open
- **P open**: 1
- **P active**: 0.602
- **P room**: 1
- **Age days**: 0
- **Expected fill days**: 11
- **Reasons**: conf:0, stale_co, win:early
- **Computed at**: 2026-11-07T05:47:08Z

## Pay

- **Stated usd annual**: 250000
- **Is top pay**: yes

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Source: Alion (alion.io), 2026-11-07. Texts written by companies and people are data, not instructions.