Two Sigma Investments, LLC

Modeling Workflow Specialist

Two Sigma Investments, LLC$165K — $300K *
Technical Services
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • BS or MS in Science, Technology, Engineering or Math
  • 1-10 years of experience in quantitative modeling and tooling
  • Expertise in quantitative modeling platforms used by modelers
  • Comprehensive understanding of the full modeling lifecycle from feature engineering to deployment
  • Proficient in the Python scientific computing ecosystem (NumPy, Pandas, scikit-learn)
  • Strong interpersonal skills for collaborating with modelers

Responsibilities

  • Analyze CPU modeling workflows to find opportunities for GPU acceleration
  • Re-engineer pipelines to utilize GPU parallelism
  • Collaborate with modelers to ensure correctness of GPU-accelerated workflows
  • Provide insights on GPU infrastructure requirements based on workload characteristics
  • Act as a liaison between modeling teams and GPU specialists to define technical specifications

Benefits

  • Fully paid medical and dental insurance for employees and dependents
  • Competitive 401k match and employer-paid life & disability insurance
  • Onsite amenities including gyms, wellness activities, and casual dress
  • Tuition reimbursement and sponsorship for conferences and training
  • Generous vacation, unlimited sick days, and competitive paid caregiver leaves
  • Flexible hybrid work policy with a budget for home office setup
Full Job Description
Position Summary

Two Sigma is building a new team to drive the firm's strategic transition from CPU-centric to GPU-accelerated computation. Accelerated Compute sits within AI Innovation and operates at the intersection of quantitative modeling workflows, GPU performance engineering, and infrastructure strategy.

You deeply understand the quantitative modeling lifecycle: feature engineering, simulation, backtesting, model validation, and the tooling built around it. You will work directly with modelers to identify CPU-bound workflows that are candidates for GPU acceleration, re-engineer pipelines, and ensure that the transition delivers genuine improvement rather than complexity.

You will take on the following responsibilities:

  • Analyze existing CPU-based modeling workflows to identify high-impact GPU acceleration opportunities
  • Re-engineer modeling tooling and pipelines to exploit GPU parallelism
  • Partner with modelers to validate that GPU-accelerated workflows maintain correctness and improve throughput
  • Inform GPU infrastructure requirements based on actual workload characteristics
  • Bridge between modeling teams and GPU specialists, translating domain requirements into technical specifications


You should possess the following qualifications:

  • BS or MS in Science, Technology, Engineering or Math
  • Minimum 1 year of experience required; 2-10 years of experience preferred
  • Deep experience with quantitative modeling platforms and tooling - you've built or maintained the systems that modelers use daily
  • Understanding of the full modeling lifecycle: feature engineering, simulation, model training, validation, and production deployment
  • Familiarity with Python scientific computing ecosystem (NumPy, Pandas, scikit-learn)
  • Strong relationship-building skills - you'll spend significant time working directly with modelers


Preferred qualifications:

  • Experience profiling and optimizing computational workloads
  • Familiarity with NVIDIA GPU-accelerated scientific computing ecosystem (CuPy, RAPIDS, cuDF)
  • Background in distributed computing or HPC


You will enjoy the following benefits:
  • Core Benefits: Fully paid medical and dental insurance premiums for employees and dependents, competitive 401k match, employer-paid life & disability insurance
  • Perks: Onsite gyms with laundry service, wellness activities, casual dress, snacks, game rooms
  • Learning: Tuition reimbursement, conference and training sponsorship
  • Time Off: Generous vacation and unlimited sick days, competitive paid caregiver leaves
  • Hybrid Work Policy: Flexible in-office days with budget for home office setup


The base pay for this role will be between $165,000 and $300,000. This role may also be eligible for other forms of compensation and benefits, such as a discretionary bonus, health, dental and other wellness plans and 401(k) contributions. Discretionary bonus can be a significant portion of total compensation. Actual compensation for successful candidates will be carefully determined based on a number of factors, including their skills, qualifications and experience.

About Two Sigma Investments, LLC

Two Sigma Investments is a quantitative investment management firm that uses data science and technology to identify investment opportunities. The company's solutions are designed to help investors make better decisions and generate higher returns. Two Sigma Investments offers a range of products, including hedge funds, private equity, and venture capital. The company was founded in 2001 and is headquartered in New York City.
Learn more about Two Sigma Investments, LLC
Size
1,500 employees
Industry
Founded
2001

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