About the role

CREW Carbon is seeking a Part-Time Lab Technician / Intern to support the day-to-day operations of our science team based in New Haven. This role is essential to improving the efficiency and optimization of lab workflows by assisting with sample processing, analytical preparation, and data organization. You’ll work closely with the analytical scientists at CREW Carbon conducting field-based and laboratory research focused on carbon dioxide removal through enhanced weathering and wastewater treatment.

This is an excellent opportunity for a science student or early-career lab professional looking for hands-on experience with analytical instrumentation, wet chemistry, and real-world environmental experimentation in engineered systems. The position requires a minimum of 2 days per week in-person (Thursday and Friday), with potential for a third day based on candidate availability and lab needs.

Location will be onsite at our office in New Haven, CT.

Responsibilities

• Receive and process aqueous samples collected from partner wastewater sites.
• Prepare and label samples, reagents, and standards for analytical instrumentation and data collection.
• Conduct acid washing and cleaning of labware to maintain lab standards.
• Maintain sample and consumable inventory in the lab.
• Support data collection, export, and organization from ongoing deployments, with a focus on alkalinity measurements

Desired Qualifications

• Experience with wet chemistry techniques and general lab practices.
• Familiarity with analytical instrumentation and lab equipment (e.g., I titrators, pH meters, balances, pipettes, etc.).
• Strong organizational skills and attention to detail in sample handling and data documentation.
• Basic understanding of data reduction and organization in Excel or Google Sheets.
• Preference for candidates with experience in Python or an interest in basic data scripting.

Additional Information

• This is an hourly, part-time role with on-site work required in New Haven.
• Students from environmental science, chemistry, chemical engineering, or related disciplines are especially encouraged to apply.

About the company

CREW’s technology and services make wastewater treatment cheaper and more efficient, while permanently sequestering CO₂.

Leveraging advanced chemistry, natural minerals, and AI, we’ve developed and are deploying a category-defining process intensification technology, with decarbonization at its core. Today, we help wastewater treatment facilities and operators:

• Stabilize pH & alkalinity 24/7
• Eliminate hazardous chemicals & cut costs
• Avoid $100M+ infrastructure upgrades
• Capture & Store CO₂

We are currently deploying this technology across the US and Europe, with 6+ commercial projects online or being commissioned. In addition, we’ve signed $30M+ in carbon removal offtake agreements with leading corporations looking to meet their climate goals, supercharging geographical CREW’s expansion.

CREW has offices and labs in New Haven, CT and offices in Brooklyn, NY.

CREW highlights

• Signed a carbon credit offtake agreement with the Frontier Climate Fund in 2024
• Selected as 1 of 24 companies by the US Department of Energy in 2024 to be a potential supplier of high-quality carbon credits to the federal government
• Highlighted as an “Innovator of the Month” by US Senator Chris Murphy in 2024
• Selected by ImagineH2O, the leading water sector innovation accelerator in 2024
• Highlighted by Business Insider as “One of the Most Promising Climate-Tech Startups of 2023