Environmental Lab Assistant

At Onterris, we build careers grounded in purpose, responsibility and real-world impact.

“For Planet and Progress” is our north star that guides everything we do. We believe environmental responsibility and human progress are interconnected, interwoven and international. Our scientists, engineers, field teams, consultants and professionals collaborate across disciplines and geographies, guiding industries and governments, ensuring that communities and environments thrive.

When you join us, you’re not just forging a career, you’re joining a movement. A movement for better thinking, smarter solutions and lasting impact.

Together, we will advance our way of life and protect the integrity of our environment every step of the way.

A Day in the Life

The Laboratory Assistant will be responsible for performing laboratory procedures under the direction of the Laboratory Manager. This position will assist in maintaining a clean laboratory space while supporting other field and lab personnel to ensure quality data is collected and reported.

The compensation range for this role is $21hr to $24hr

To thrive in this role, you’ll be comfortable taking ownership of the following responsibilities:

• Preparation of samples for analysis
• Preparation of reagents for lab use and/or shipment
• Performing gravimetric, titrimetric, and other analyses
• Determining the volume of samples
• Cleaning of laboratory glassware
• Preparing laboratory equipment kits for use in field tests
• Assist field testing teams in acquiring and inventorying consumables, chemicals, and parts for instrumentation
• Work with field crews on-site with sample preparation and recovery
• Maintaining clean laboratory areas
• Maintaining organized records of sample preparation and analysis
• Overhead projects designed to improve efficiency of, or accuracy of analyses
• Practice safety methods and procedures and report all potential dangers and hazards

Your Expertise and Skills

These requirements reflect the knowledge, skills and abilities that help you do your best work here.

• Bachelor’s degree in Chemistry, Biology, Environmental Science, or related field preferred
• High School diploma is acceptable where experience and related skills can be demonstrated
• Must have prior experience working in a laboratory setting (academic lab counts)
• Knowledge of analytical method, analytical instruments, general lab practices and lab safety

Work Environment and Physical Requirements

The physical and environmental requirements below reflect what’s typically needed to perform the essential functions of this role safely and effectively. We may provide reasonable accommodations to qualified individuals with disabilities, consistent with applicable law, to support performance of the essential functions.

• Sitting, standing, and walking
• Lifting 20-50 pounds
• Overhead lifting of over 20 pounds
• Often works outdoors and may be exposed to hot and cold environments and extreme weather conditions, including sunlit, rainy and windy conditions

We are an Equal Opportunity Employer. We are committed to providing access and reasonable accommodation in its employment for individuals with disabilities.

Onterris is a leading global environmental solutions company partnering with organizations to solve complex challenges where environmental pressures, regulatory expectations and operational risks intersect. Guided by our mission to advance the way of life without compromising the integrity of our environment, we believe environmental responsibility and human progress are fundamentally connected. Our scientists, engineers, field teams and consultants apply systems thinking that unites science, data and practical expertise to deliver solutions that strengthen our clients’ resilience, mitigate risk and protect the air, water and soil that sustain communities, while uncovering responsible paths forward for planet and progress. For more information, visit

We are an equal opportunity employer and encourage applications from people of all backgrounds. We acknowledge that these experiences and perspectives help to enrich our teams and contribute to our ongoing success. We are committed to providing access and reasonable accommodation in our employment for all applicants. For US residents, click here to learn more.