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 Client Project Manager - Stack, you’ll be responsible for guiding and supporting our team in delivering high-quality service for the stack testing group. This role brings together technical know-how, collaborative leadership, and client engagement to promote compliance, reliability, and strong day-to-day operations.

The compensation range for this role is $119k to $155k.

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

• Following established testing methods, procedures, and processes to help support consistent and reliable source testing
• Assessing client goals, regulatory requirements, and relevant data to craft technical proposals, test plans, and technical reports
• Managing all technical, financial, and administrative aspects of stationary source testing programs, and projects
• Determining, overseeing, coordinating, and adjusting project timelines
• Allocating and directing resources to ensure satisfaction of project goals, timelines, and technical requirements

Your Expertise and Skills

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

• 5+ years minimum of stack testing experience and QI credentials
• Capacity for overnight and local travel for multi-weekday projects up to 75% of the time or more
• Extensive knowledge in applicable Federal, State and Local regulations
• Experience managing client relationships and overseeing client projects, including budgeting, and managing project costs
• High School diploma or equivalent
• Capability to pass background checks and initial and random drug screening
• Valid driver’s license
• Ability to obtain a DOT medical certification and OSHA Respiratory Protection Medical Evaluation

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.

• Ability to work in outdoor industrial settings, including climbing to and working on elevated platforms (50ft - 300ft) in accordance with OSHA/ANSI and other applicable safety standards
• Must be able to exert moderate physical effort, including lifting heavy materials up to 50 pounds
• Often works outdoors and may be exposed to hot and cold environments and extreme weather conditions, including sunlit, rainy and windy conditions
• Sitting, standing, and walking

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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.