Environmental Project Manager (Geologist, Scientist, Engineer)

Onterris; Denver (CO); Hybrid; USD 120,000 - 150,000; Full time

Job summary

Onterris is seeking an Environmental Project Manager to support remediation of oil & gas sites in Colorado. You will manage a large portfolio, lead technical teams, and ensure regulatory compliance throughout the project lifecycle.

The role requires 7+ years of environmental PM experience and strong regulatory knowledge. Based in Loveland, CO with limited hybrid work and potential client-site visits; travel may be required. This position offers a competitive salary commensurate with experience.

Qualifications

• Bachelor’s degree in Geology, Engineering, or related science.
• 7+ years environmental experience with progressive PM responsibility.
• 3+ years of team management.
• Site investigation and groundwater remediation design experience.
• Strong knowledge of Colorado Oil & Gas regulations (ECMC 900 Series).
• Hands-on with ECMC, CDPHE, and EPA processes.
• Proficient with Microsoft Office and data collection tools.
• Ability to work independently and manage multiple priorities.
• Valid driver’s license; pass background, MVR and drug screening.
• Willingness to travel in Northeast Colorado; lift up to 50 lbs.
• Commitment to workplace safety and hazard mitigation.

Responsibilities

• Manage a portfolio of oil & gas remediation projects through full compliance lifecycle.
• Lead, train, mentor, and develop project teams; coordinate field activities.
• Deliver high-quality, on-time work products for clients.
• Advance site readiness and regulatory documentation; meet deadlines.
• Own project budgets, schedules, profitability, and cost control.
• Oversee field operations, invoicing, procurement, and vendor management.
• Serve as client contact; manage expectations and communication.
• Prepare and review technical reports and permits.
• Maintain project data collection and database management.
• Identify and pursue new business opportunities.
• Stay current on industry regulations and best practices.
• Adhere to safety standards and OSHA requirements.
• Travel to offices, project sites and meetings; occasional overnight travel.
• Perform other duties as assigned.

Skills

Project management

Team leadership

Regulatory knowledge

Independent work

Communication

Travel readiness

Education

Bachelor's degree in Geology, Engineering, or related science

Tools

AutoCAD

Microsoft Office

Electronic data collection tools

Job description

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 an Environmental Project Manager, you will primarily support our client, a large oil/gas company, with environmental compliance and risk reduction, and work to convert liabilities into assets. This position will be based out of our Loveland, CO office with limited hybrid work optional, and can involve client site visits. This work consists of managing a large portfolio of projects, and a technical team. It is fast‑paced, technical in nature, and involves regulatory understanding and compliance.

The compensation range for this role is $120,000 to $150,000 commensurate with experience, skills, and geographic location.

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

• Manage a portfolio of oil & gas remediation projects through full compliance lifecycle, ensuring regulatory compliance and accelerated closure across multiple phases.
• Lead, train, mentor, and develop project teams; coordinate field activities including sampling, monitoring well installation, and remedial oversight.
• Deliver high‑quality, on‑time work products for internal and external clients.
• Advance site readiness and compliance documentation, meeting or exceeding regulatory deadlines (including ECMC Form 19 and Form 27).
• Own project budgets, schedules, profitability, and cost control; prepare scopes, work plans, estimates, and proposals.
• Oversee field operations, invoicing, labor approvals, procurement, equipment planning, and vendor management.
• Serve as client contact, managing expectations and communication.
• Prepare and review technical reports, permits, and senior‑level document reviews.
• Maintain project data collection and database management.
• Identify and pursue new business opportunities.
• Stay current on industry regulations and best practices; participate in training and continuous improvement.
• Adhere to and champion company safety standards and OSHA requirements.
• Travel to offices, project sites, and meetings as needed, including occasional overnight travel.
• Perform other duties as assigned.

Your Expertise And Skills

• Bachelor’s degree in Geology, Engineering, or related science field.
• 7+ years of environmental experience with progressive project management responsibility; 3+ years of team management.
• Proven experience in site investigation, soil and groundwater remediation design, and remediation system operations.
• Strong knowledge of Colorado Oil & Gas regulations, including ECMC 900 Series Rules.
• Hands‑on experience with Colorado ECMC, CDPHE, and U.S. EPA, including spill response, Form 19 and Form 27 processes.
• Proficient in Microsoft Office and electronic data collection tools.
• Ability to work independently, manage multiple priorities, and collaborate across teams and clients.
• Valid driver’s license; ability to pass background, MVR, and drug screening.
• Frequent travel within Northeast Colorado; ability to lift up to 50 lbs.
• Strong commitment to workplace safety and hazard mitigation.

Preferred Qualifications

• 40‑hour HAZWOPER certification.
• AutoCAD or similar design software experience.

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.