Project Specialist

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 Our ESG/GHG Project Specialist (Hybrid) role is located in Denver, CO. (2 days a week in the office). As a key member of the team, you will support GHG inventory and assurance work for companies and municipalities, ESG strategy development and reporting, and specific client support on individual reduction and quantification projects. Successful candidates will pair technical savvy related to data management and project implementation with expertise in carbon auditing and accounting, familiarity with ESG frameworks, and the ability to think creatively and in a focused way to support multiple projects at once successfully. If you have additional experience in air permitting or compliance work, you will also have the opportunity to cross-train with other Onterris teams and add additional value when those teams need support. The annual salary range for this role is $65K to $75K commensurate with experience, skills, and geographic location. To thrive in this role, you’ll be comfortable taking ownership of the following responsibilities: ISO 14064-3 aligned assurance of greenhouse gas statements and inventories. Natural gas certification efforts include but are not limited to using the MIQ standard. Corporate ESG strategy and reporting. The application of various GHG and Methane-specific protocols and certifications to various industries is also needed. Scenario analysis and development of specific sustainability strategies over defined planning horizons. Development of sustainability and climate action plans for government bodies and private sector clients. Identification of sustainability opportunities and gaps. Regulatory applicability analyses include state, local, and federal regulations. Additional responsibilities may include: Supporting facilitation of stakeholder groups to gather specific input related to sustainability strategies and outcomes; Development and integration of tools and software to meet client expectations. Integration with partner software platforms to support client information and data transfer. Supporting compliance and air team work. Incentives and grant research; and Working with colleagues to achieve specific project outcomes. In addition, the selected Project Specialist will be expected to continue to develop their unique skillsets in conjunction with their Team Lead as part of our employee development program. Your Expertise and Skills: These requirements reflect the knowledge, skills and abilities that help you do your best work here. Skills: Analytical ability and problem-solving Effective written and verbal communication A high level of professionalism and ethics. Fundamental math and science competencies (e.g., unit conversions, use of formulas, data evaluation); Limited subject matter expertise in one or more sustainability topics Proficiency with MS Office suite (e.g., Teams/ Word/ Excel/ Outlook/ SharePoint/ PowerBI/ Visio) and time/expense tracking software; Understanding of software and tools applicable to your expertise (e.g., LCA tools, ArcGIS, relevant GHG protocols). Requirements: B.S. or above in Environmental Science, Public Policy, Planning, Engineering, or related discipline 2-5 years of experience in sustainability consulting, oil and gas operations, sustainability planning, or a related sustainability field. Effective personal time management skills for handling multiple projects Ability to establish and maintain long-term working relationships with clients and co-workers. This role may require field work that can include climbing staircases, walking or working on uneven surfaces, and the ability to lift light loads. Ability and flexibility to travel (about 5%). 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. 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