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Job Description & How to Apply Below
As organizations face rapidly evolving climate expectations, this role positions you at the center of transformation. You will guide major companies through their most complex climate, decarbonization, and air quality challenges—helping them design future‑ready strategies, navigate regulatory shifts, and accelerate meaningful progress toward their sustainability goals. If you're an experienced climate or air quality professional ready to influence decision‑makers and drive real impact, this opportunity offers both depth and reach.
Why This Role Matters
ERM’s sustainability and climate advisory team is expanding, and we are seeking a Principal Consultant, Climate Change, based in Toronto, ON, to help shape our climate change and air quality work across North America. You will work with global companies, utilities, data centers, financial institutions, and diverse industrial sectors—designing GHG inventories, building decarbonization pathways, leading TCFD analyses, and developing strategic air permitting and compliance programs.
Your expertise will directly support clients in transitioning to lower‑carbon operations and navigating complex regulatory environments, all while helping advance clean energy, climate, and transportation policies.
What Your Impact Is
Serve as a technical leader on climate change, decarbonization, and air quality initiatives for Fortune 500 and privately held organizations.
Lead development of Scope 1, 2, and 3 GHG inventories, emissions reconciliation, advanced technologies assessments, and abatement strategies.
Shape climate strategy, action plans, policy assessments, and modeling aligned with mandatory and voluntary regulatory drivers.
Manage strategic air permitting and compliance programs, including NSR, PSD, Title V, state-level regulations, and NESHAP MACT compliance.
Advise clients on complex technical and regulatory issues to maximize operational flexibility and meet expectations for scope, budget, schedule, and quality.
Build trusted long‑term partnerships with senior clients, regulators, and external stakeholders.
Mentor and guide junior team members, fostering high‑quality delivery and team engagement.
Support ERM’s policy, account management, and business development teams to drive market growth and client success.
Required
What You’ll Bring
Bachelor’s degree in chemical, environmental, or mechanical engineering, or a basic/applied science field (physics, chemistry, materials science, environmental science, earth sciences, etc.). Or equivalent experience.
6+ (8–15 years preferred) of relevant experience in consultancy or the private sector.
Detailed understanding of EPA oil & gas emissions regulations (GHGRP, CAA Section 111) and state GHG requirements.
Experience developing GHG inventories (Scopes 1–3), including advanced technologies, emissions reconciliation, and industry frameworks.
Familiarity with natural gas certification programs, carbon foot printing, and product differentiation.
Experience developing operational emissions reduction targets and strategic decarbonization pathways.
Strong project management, analytical, writing, and presentation skills.
Ability to communicate clearly and effectively with executive‑level stakeholders.
Attention to detail and commitment to high‑quality technical delivery.
Experience coaching or managing others, or contributing to team member development.
Enthusiasm, initiative, and the flexibility needed to work in a fast‑growing practice.
Preferred
Master’s degree in engineering or a related scientific field.
Experience serving as a line manager and providing structured professional development support.
Key Responsibilities
Managing Clients and Projects
Evaluate oil & gas, power, data center, chemical, and manufacturing processes to assess GHG emissions.
Lead climate‑related projects including GHG inventory development (Scopes 1, 2,
3), emission reduction analysis, energy efficiency, renewable energy, decarbonized fuels assessments, and strategic policy design.
Develop climate strategies, action plans, and modeling aligned to regulatory and voluntary frameworks.
Manage and lead…
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