R&D Technician - Concrete Testing
Sublime Systems
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Posted on May 2, 2023
Background & Overview
Sublime Systems’ mission is to have a swift and massive impact on reducing global CO2 emissions by decarbonizing cement, the key ingredient in concrete. Founded in 2020, Sublime Systems has taken on the challenge of transforming the cement production process. Leading investors including The Engine, Prime Impact Fund, Energy Impact Partners, and Lowercarbon Capital have funded Sublime’s technology, recognizing that this paradigm shift in production has set us on the path to deliver high performance, net-zero solutions to concrete producers, thereby driving gigaton-scale reductions in CO2 emissions.
If you are galvanized by seeking solutions to hard problems, inspired to combat climate change, and have a “hard hat” in your DNA, contact us today to learn more about Sublime Systems. We are seeking extraordinary scientists, engineers, market and business development strategists, and operations experts to propel innovation and market transformation.
Position Overview
Sublime Systems seeks an R&D Technician to contribute to the development of our technology. The technician will be responsible for conducting laboratory testing of Sublime Systems cement to validate and optimize its performance. This is an exciting opportunity to combat global climate change by transforming how the world makes cement. This is a full time (40 hr/week) position located in Somerville, MA
Responsibilities Include
- Carrying out hands-on testing of cement properties and performance following guidance from Sublime Systems’ research scientists.
- Carefully following established ASTM and internal procedures to prepare cement test specimens and measure properties such as compressive strength, setting time, and flow in Sublime Systems’ laboratory.
- Operating and maintaining laboratory equipment.
- Ordering supplies, tools, and materials.
- Documenting and compiling measurement results.
- Championing safety in all of Sublime’s work.
- Helping to develop a supportive, innovative, and dynamic company culture.
Knowledge and Skill Requirements
- High school diploma required. An associate degree or higher is a plus.
- Experience with characterization of aggregates (sand and gravel), including specific gravity and absorption (ASTM C127 and C128), sieve analysis (ASTM C136), moisture, bulk denstiy.
- General knowledge of specification for concrete aggregates is required (ASTM C33)
- Experience with concrete lab mixing, sampling and testing is required, including the following tests: slump (ASTM C143), unit weight, air content (ASTM C231), setting time (ASTM C403), compressive strength. (ASTM C192)
- Experience with concrete durability testing is a plus, including: freeze/thaw (ASTM C666), ASR, shrinkage, expansion, chloride ingress, etc.
- 2-3 years of previous experience setting up and operating testing equipment and recording results.
- Mechanically inclined and comfortable operating machinery such as a compression tester.
- Previous experience working with cement is required. Experience working with, concrete or related materials is preferred.
- American Concrete Institute (ACI) certification in cement/concrete testing is preferred.
- Able to recognize deviations in testing, and recommend adjustments to protocols or equipment.
- Able to lift objects up to 50 lbs.
- Strong interpersonal skills including the ability to listen, distill information, consult, and suggest new approaches.
- Strong interpersonal skills including the ability to listen, distill information, consult, and suggest new approaches.
- Familiarity with Microsoft Office, especially Microsoft Excel is recommended.
- 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.
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.
Research suggests that qualified people from historically marginalized groups may self-select out of opportunities if they don't meet 100% of the job requirements. We encourage individuals who believe they have the skills necessary to thrive to apply for this role.
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.
This job is no longer accepting applications
See open jobs at Sublime Systems.See open jobs similar to "R&D Technician - Concrete Testing" Activate.