Data Optimization Assistant Jobs in Sunnyvale, CA

Job Description:

Intern - Data Center Optimization

Company: Hitachi America Ltd.

Division: R&D

Location: Santa Clara

Status: Intern (Duration: September 2026 to January 2027)

The Company

About Hitachi America, Ltd.

Hitachi America, Ltd. is the regional headquarters for Hitachi Group companies in the Americas, overseeing the U.S., Canada, and Latin America markets. Headquartered in Santa Clara, California, Hitachi Americas has been deeply committed to its Social Innovation Business since its establishment in 1959, addressing society's most pressing challenges through innovative solutions. Leveraging its expertise and resources, Hitachi Americas and its subsidiary companies operate across diverse sectors, including transportation, energy, mobility, industrial manufacturing, healthcare, digital engineering, data analytics and others. Driven by Digital, Green, and Innovation, Hitachi Americas remains at the forefront of pioneering solutions that shape the future. For further details, please visit https://www.hitachi.us/.

About Hitachi, Ltd.

Through its Social Innovation Business (SIB) that brings together IT, OT(Operational Technology) and products, Hitachi aims to be a global leader in continuously transforming social infrastructure through digital, contributing to a harmonized society where the environment, wellbeing, and economic growth are in balance.  Hitachi operates worldwide across four sectors - Digital Systems & Services, Energy, Mobility, and Connective Industries - as well as a Strategic SIB Business Unit focused on new growth areas. With Lumada at its core, Hitachi creates value by combining data, technology and domain knowledge to solve customer and social challenges. Revenues for FY2025 (ended March 31, 2026) totaled 10,586.7 billion yen, with 606 consolidated subsidiaries and approximately 290,000 employees worldwide. Visit us at www.hitachi.com.

Summary

At Hitachi America R&D, we believe innovation drives sustainable progress. We are committed to applying advanced analytics, machine learning, and optimization to solve complex challenges across industries. Our technology incubation team plays a key role in shaping Hitachi's future by validating new ideas and impactful solutions that help our customers make smarter, more resilient decisions.

As an intern working in our technology incubation team, you will support ongoing projects in data center domain. You will gain hands-on experience working with real-world data, applying machine learning and optimization techniques, and contributing to solutions that ensure data centers run efficiently and reliably.

This is a great opportunity to learn how cutting-edge AI and optimization are applied in a fast-growing industry, while working alongside researchers and engineers in a collaborative environment.

Job Responsibilities

• Perform data collection, cleaning, and exploratory data analysis (EDA) to extract insights from real world datasets.

• Assist in building predictive models and optimization frameworks for demand, supply, and allocation of power and cooling capacity.

• Contribute to simulation and evaluation of different allocation strategies under realistic scenarios.

• Document progress and share results with the team through presentations, reports, and visualizations.

• Collaborate with researchers and engineers to learn how innovations move toward production-ready solutions.

Requirements

• Current PhD's or Master's student in Industrial Engineering, Operations Research, Computer Science, Applied Mathematics, or a related field.

• Strong programming skills in Python (e.g., Pandas, NumPy, Scikit-learn, PyTorch/TensorFlow).

• Knowledge of machine learning (regression, classification, forecasting) and/or optimization methods.

• Ability to work with data pipelines (structured/unstructured data).

• Good analytical thinking, problem-solving, and communication skills.

Preferred Qualifications

• Familiarity with Data Center operations.

• Exposure to operations research techniques (linear programming, simulation, heuristics).

• Experience with forecasting models (time series, probabilistic approaches).

• Interest in reinforcement learning or multi-agent systems for decision-making.

• Knowledge of data visualization tools (e.g., matplotlib, seaborn, Plotly).

Our Values

We are proud to say we are an equal opportunity employer and welcome all applicants for employment without attention to any factor that doesn't impact your ability to do the job, including race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status. We are proud of Japanese heritage, with our values expressed through the Hitachi Spirit:

Wa - Harmony, Trust, Respect

Makoto - Sincerity, Fairness, Honesty, Integrity

Kaitakusha-Seishin - Pioneering Spirit, Challenge

For California only (as required by California's Pay Transparency for Pay Equity Act (SB 1162): A good faith estimate of the expected hourly rate for this position in our California office that the employer reasonably expects to pay for the position upon hire is 50 - 55/hr. Pay is determined based on a variety of factors including, but not limited to, depth of experience in the practice area. Employees are eligible to participate in Hitachi America's variable pay program, subject to the program's conditions and restrictions.

Qualified Applicants with arrest or Conviction records will be considered for Employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. 

Equal Opportunity Employer (EOE)-Females/Minorities/Protected Veterans/Individuals with Disabilities

If you need a reasonable accommodation to apply for a job at Hitachi, please send the nature of request and contact information to accommodation@hal.hitachi.com. Queries other than accommodation requests will not be responded to.