About Us 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 As a Laboratory Technician I in our Orange, CA Laboratory, you’ll be responsible for preparing samples, support daily lab operations, and collaborate with experienced teammates - delivering safe, accurate, on-time results every day. The compensation range for this role is $20.50 to $25, commensurate with experience, skills, and geographic location. Department: Micro/IC Schedule: Full-Time. Sun - Thurs; 2:00 pm - 10:30 pm (2nd Shift) Shift Premium: Employees assigned to the 2nd shift schedule are eligible to receive an additional 10% shift premium. To thrive in this role, you’ll be comfortable taking ownership of the following responsibilities: Daily monitoring of sample scheduling and ensure that samples are analyzed within EPA’s holding time and clients’ due dates Routine sample preparation and analysis according to EPA methods (314.0, 300.0, 7199, and 218.6) Prepare samples and load on IC instruments Performs data entry Adheres to Standard Operating Procedures and follow safe work practices Perform inventory Cross trains on inter-department and intra-department levels Participates in lab’s meetings and focus teams Work effectively with other departments Create CARs when required and support corrective actions Your Expertise and Skills These requirements reflect the knowledge, skills and abilities that help you do your best work here. Associates degree or Bachelor's degree in Chemistry, Biology, Environmental Science, or related field preferred Ability to lift 20-30 pounds independently Preferred Skills 1 year of lab experience (academic or professional) preferred Familiar with microbiological methods and techniques Able to accommodate flexible schedule including overtime, after-hours and weekend Able to work independently and make sound decision Excellent organization skills and strong communication skills Proficiency in laboratory techniques and safety (PPE, balances, pipettes, glassware handling, etc.) Basic excel skills and familiarity with LIMS Strong organization, attention to detail, and teamwork Comfort working with strong acids; ability to remain stationary as needed 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 up to 30 pounds independently Works in a laboratory and/or office environment Must be able to work in a stationary position for entire shift duration #LI-SG1 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 www.onterris.com. 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. At Onterris, we take on complex challenges with purpose and momentum, alongside teams that lead with integrity, deliver together, and invest in your growth. "Working with inspiring coworkers and clients across the globe over the past five years has been incredibly rewarding. Their passion motivates me to improve our client experience and work that I deliver." - Erin Peck, Emissions Services “There are not many places where a toxicologist can be boots-on-the-ground at an environmental emergency one day and deep in a human health risk assessment or litigation the next, but this company is one of them, and honestly, that breadth is what makes me love the work. We are a team of scientists with a broad range of talents and experiences who genuinely take the mission to heart, because protecting people and communities from chemical hazards is not abstract here; it is exactly why we show up every day. The culture reflects that shared commitment in the best way: collaborative, rigorous, and truly motivated by the impact we make together.” - Andre Richardson, Consulting “I knew my position here would be more than just a job. Every day is a new, exciting challenge to solve, and I get to go home knowing that the work I am doing is having a positive impact on the world.” - J Esteves, R&D

Laboratory Technician I - IC (2nd Shift).

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