Project Specialist

Onterris; Denver (CO); Hybrid; USD 65,000 - 75,000; Full time

Job summary

Onterris is seeking a GHG Project Specialist to join our team in Denver, CO. In this hybrid role, you will support greenhouse gas inventory and assurance work for various clients, including oil and gas operators. The ideal candidate will possess strong analytical skills, effective communication abilities, and a foundational understanding of sustainability topics.

The annual salary for this position ranges from $65,000 to $75,000 based on experience and relevant skills. Join us to contribute to meaningful projects and initiatives that promote environmental responsibility.

Qualifications

• 3 months to 1 year of experience in sustainability consulting, oil and gas operations, or sustainability planning.
• Effective personal time-management skills for handling multiple projects.

Responsibilities

• ISO 14064‑3 aligned assurance of greenhouse gas statements and inventories.
• Corporate ESG strategy and reporting.
• Scenario analysis and development of sustainability strategies.

Skills

Analytical ability and problem-solving skills

Effective written and verbal communication

Professionalism and ethics

Fundamental math and science competencies

Proficiency with MS Office suite

Understanding of software and tools applicable to expertise

Education

B.S. or higher in Environmental Science, Public Policy, Planning, Engineering or related discipline

Tools

MS Office suite

ArcGIS

LCA 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 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.

GHG Project Specialist (Hybrid) – Denver, CO

As a key member of the team, you will support GHG inventory and assurance work for companies including oil and gas operators, emissions reporting and support, and specific client support on individual carbon reduction and quantification projects. Successful candidates will pair technical savvy related to data management and basic knowledge of life cycle accounting with a willingness to support and learn carbon auditing and accounting, familiarity with emissions regulations and voluntary programs, 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 $65,000 to $75,000, commensurate with experience, skills, and geographic location.

Key Responsibilities

• ISO 14064‑3 aligned assurance of greenhouse gas statements and inventories.
• Natural gas certification efforts, including MIQ and OGMP2.0 standards.
• Corporate ESG strategy and reporting.
• Application of various GHG and methane‑specific protocols and certifications to various industries.
• Scenario analysis and development of specific sustainability and GHG strategies over defined planning horizons.
• Identification of sustainability opportunities and gaps.
• Regulatory applicability analyses (state, local, and federal regulations).

Additional Responsibilities

• Facilitating stakeholder groups to gather input related to sustainability strategies and outcomes.
• Developing and integrating tools and software to meet client expectations.
• Integrating with partner software platforms to support client information and data transfer.
• Supporting compliance and air team work.
• Incentives and grant research.
• Working with colleagues to achieve specific project outcomes.

Key Skills

• Analytical ability and problem‑solving skills.
• Effective written and verbal communication.
• 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 (Teams, Word, Excel, Outlook, SharePoint, PowerBI, Visio) and time/expense tracking software.
• Understanding of software and tools applicable to expertise (e.g., LCA tools, ArcGIS, relevant GHG protocols).

Requirements

• B.S. or higher in Environmental Science, Public Policy, Planning, Engineering, or related discipline.
• 3 months to 1 year of experience in sustainability consulting, oil and gas operations, sustainability planning, or a related field.
• Effective personal time‑management skills for handling multiple projects.

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.