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 Full-Time Sample Control Technician I (Laboratory Technician I) in our Orange, CA Laboratory, you'll be the first step in ensuring accurate, reliable results for our clients. From receiving and tracking samples to supporting laboratory operations, you'll help keep work flowing efficiently, safely, and on schedule. You'll play a key role in handling samples, keeping records accurate, and maintaining a clean laboratory to support on-time results everyday. You’ll collaborate with a strong team of committed professionals, contribute to meaningful scientific work, and grow your expertise in a dynamic, quality-driven environment. The ideal candidate will have experience in working under possibly hazardous conditions (e.g. pathogens or chemicals). They will be well-trained to maintain safety conditions and will be passionate for doing work that makes things move forward. The compensation range for this role is $20.50 - $24 / hour, commensurate with experience, skills, and geographic location. Department: Sample Receiving/Sample Control Schedule: Monday - Friday 10am – 6:30 pm As a key member of the laboratory team, this role will be responsible for a full range of activities including: Receives environmental samples into the laboratory according to SOPs Performs data entry of sample and test information into Laboratory Information System (LIMS) Label sample containers and equipment, store them in appropriate locations and/or contact the proper department to inform them of short holding time and/or rush requests. Assists in sample bottle preparation/equipment prep, sample management/archiving and disposal Assists in sample pickup or field sampling, if needed Assists in the coordination of daily field sampling/pickup schedule, if needed Participates in focus teams to improve efficiency Comply with Company’s Quality Assurance Program Comply with Company’s Health and Safety Plan Other duties as assigned Your Expertise and Skills These requirements reflect the knowledge, skills and abilities that help you do your best work here. High school diploma or equivalent Some lab experience is preferred but not required Must be able to move and carry up to 50 lbs Must be able to remain in a stationary position for the duration of shift while performing frequent routine tasks Preferred Skills Knowledge of general lab practices and lab safety Experience with chain of custody review and Laboratory Information Systems (LIMS) Ability to manage multiple priorities and communicate effectively, both orally and in writing Ability to work independently and make sound decisions Strong organizational skills and attention to detail Ability to prioritize and route multiple incoming samples while balancing competing deadlines and turnaround requirements Demonstrated initiative and proactive problem-solving skills Ability to recognize issues, evaluate impacts, and escalate concerns appropriately Strong communication skills and confidence interacting with laboratory staff, couriers, project managers, and operations personnel General understanding of environmental laboratory analyses, sample preservation requirements, and holding times 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 Must be able to work in a stationary position for entire shift duration Lifting, moving, and carrying up to 50 lbs Works in an office, laboratory and/or warehouse environment #LI-SG1 #INDONT 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

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