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Sublime Systems

Engineering, Solids Co-op

Become an Engineering Co-op with Sublime Systems in Somerville, Massachusetts. Support operations at our pilot plant by operating equipment, analyzing samples, and implementing process improvements. Enjoy a paid full-time position with a focus on safety and innovation in cement manufacturing.
Sublime Systems
Sublime Systems
Somerville, Massachusetts, United States On-site Internship USD 25 per hour UTC-05:00

Sublime Systems

Company Overview

Sublime Systems

Cambridge, Massachusetts, USA

2020

Business Model

Energy Technology

Development of sustainable energy storage solutions

Sales of energy storage systems and technology licensing

Locations & Geography

United States, Canada, Germany, Japan, South Korea

Company Culture

Their mission is to accelerate the transition to sustainable energy through innovative technology.

They promote a collaborative and inclusive work environment that encourages creativity and innovation.

They offer various training programs and opportunities for professional growth.

Activities & Projects

They are currently working on advanced battery technologies aimed at improving energy efficiency.

Recent innovations include a new type of solid-state battery that enhances energy density and safety.

They implement sustainable practices in their operations, focusing on reducing carbon footprint.

Career Opportunities

Typical job openings include roles in engineering, research and development, and project management.

They offer competitive salaries, health benefits, and flexible work arrangements.

Contact Information

LinkedIn

Careers at Sublime Systems


Last updated on 2026-02-17 | Report an issue

Sublime is advancing a breakthrough, clean, efficient, low-waste process for manufacturing cement, the essential ingredient in the most-consumed human-made material on Earth: concrete. Replacing 200-year-old manufacturing methods that are reliant on kilns running hotter than lava, our near-ambient-temperature, electrochemical technology manufactures industry-accepted cement and critical minerals. We're partnering with leading general contractors, concrete producers, developers, and technology hyperscalers to deploy our clean, durable, beautiful Sublime Cement?? in infrastructure that is defining the future of clean construction. Backed by some of the world's largest cement producers, leading private investors, and the U.S. Department of Energy, we are assembling a talented, collaborative team that is "amped about cement" (pun intended) and committed to operating on the frontiers of material science, manufacturing, industry, construction, and commercial partnerships, to advance cement innovation that will endure for the next millennium.

Position Overview

This is an exciting opportunity to transform how the world makes cement. Sublime Systems seeks a creative and dynamic Engineering Intern to support operations of our first pilot plant.

In your role you will learn to operate our pilot plant as well as take and analyze process samples. You will help maintain pilot equipment as well as implement process improvements.

The ideal candidate will have

  • A strong sense for safety, organization, and attention to detail.
  • Previous internship and/or lab experience
  • Ability to make keen observations on process anomalies, recommend process improvements, and articulate findings.

This is a paid full-time (40 hr/wk) in-person position located in Somerville, MA.

Responsibilities Include

  • Daily operation of equipment and testing in Sublime's crushing/milling pilot system
  • Perform necessary pre-operation and end of shift activities to ensure proper equipment start-up and operation on multiple pieces of equipment. This will include driers, crushers, mills, and other similar equipment
  • Participate in the sample prep, analysis and interpretation of lab and pilot scale experiments.
  • Document process operations
  • Facilitate installation and assembly of new equipment.
  • Maintain pilot plant conditions in a fashion that facilitates cleanliness and productivity
  • Move reasonably sized drums and packages of raw materials by hand or using a hand pallet jack

Knowledge and Skill Requirements

  • Actively pursuing a degree in Mechanical or Industrial engineering or a related field
  • Knowledge of and passion for applying engineering fundamentals to chemical plant design and operation
  • Able to lift objects up to 50 lb, climb ladders, and work on step stools
  • Knowledge and ability to use hand tools such as combination wrenches, impact wrenches, torque meters, etc.
  • Ability to pay close attention to detail, focusing on accuracy and quality, without losing sight of the bigger picture.
  • Balance, perspective, and a good sense of humor.

$25 - $25 an hour

Sublime Systems is proud to be an Equal Opportunity Employer

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected veteran status, or any other characteristic protected by law.

Your Right to Work

In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification document form upon hire.

Notice of E-Verify

Sublime Systems use E-Verify to confirm the identity and employment eligibility of all new hires.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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About the role

February 25, 2026

Internship

Company

February 25, 2026

On-site

USD 25 per hour

Solar Energy

Sublime Systems

sublime-systems.com

  •  Somerville, Massachusetts, United States

Internship level, pursuing a degree

UTC-05:00

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