Ready to take your expertise to the next level? Join ERM, the world’s leading sustainability consultancy, and help shape the future of environmental compliance for some of the most innovative companies in Technology, Media & Telecom, Manufacturing, and Power sectors. If you thrive on solving complex regulatory challenges and want to work alongside global experts, this is your opportunity. Why This Role Matters Air quality compliance is critical for businesses navigating evolving environmental regulations. As a Senior Consultant, Air Quality Compliance Engineer or Scientist in Irvine, California or Scottsdale, AZ, you’ll be the trusted advisor helping clients achieve compliance, reduce risk, and meet sustainability goals—all while contributing to ERM’s mission of shaping a cleaner, safer future. What Your Impact Is Drive air quality compliance strategies for diverse industrial clients across California and nationwide. Interact with local regulators and clients to steward permit application review and issuance. Support multi-disciplinary permitting and compliance programs that influence major business decisions. Collaborate with ERM’s global network of experts to deliver innovative solutions and best practices. Build strong client relationships that lead to repeat business and long-term partnerships. What You’ll Bring Required: Bachelor’s degree in engineering (chemical, environmental, civil, or mechanical engineering), environmental science, or related discipline. 3+ years of relevant experience. Working knowledge of local, state (California/Arizona), and federal air programs (Title V, RECLAIM facilities). Direct consulting or industry experience in the environmental field with working regulatory knowledge of local air districts (SCAQMD and other local air districts), state and federal programs, Title V and RECLAIM facilities. Ability to multi-task, maintain flexibility, travel, and work independently with minimal supervision. Ability to read, understand, and apply environmental regulations and agency guidance documents. Strong MS Office computer skills, with an advanced understanding of PowerPoint and Excel required. Ability to thrive in a fast-paced consulting environment, handling multiple project assignments, meeting strict deadlines, and traveling to clients as needed. Apply a collaborative approach and enjoy teaming with colleagues around the world. Positive and enthusiastic attitude; motivated to deliver outstanding client service and grow the business. Excellent communicator—both written and verbal—with technical writing experience. Organized and self-driven with strong time management. Collaborative team player with a positive, client-focused attitude and a passion for growth. Driver's License Required: This position requires a valid driver's license and/or the ability to operate a company vehicle due to the nature of job duties, which include travel to various client locations across a large geographical area. This position is not eligible for immigration sponsorship. Preferred: Experience working with agencies like local Air Quality Management Districts, California Air Resources Board, and other Southwest regulators. Strong technical skills in emissions inventory, permitting, and compliance evaluations; familiarity with pollution controls and equipment systems is a plus. Knowledge of water, wastewater, and waste programs is a plus. Field experience with data collection, air compliance monitoring, assessments, and permitting; experience with stormwater inspections, technical writing, SWPPP updates, HMBP prep, or wastewater permit applications a plus. Skilled at interpreting environmental regulations and guidance documents. Analytical and problem-solving mindset with solid computational skills. Proven success managing projects and building lasting client relationships. Advanced MS Office skills, especially PowerPoint and Excel. Key Responsibilities Prepare emission inventories, permit applications, and compliance reports. Conduct regulatory applicability evaluations and implement compliance management systems. Perform fieldwork, including air compliance assessments and multi-media inspections. Liaise with regulators and clients to ensure timely permit approvals. Promote a culture of safety, collaboration, and excellence across all projects. For the Senior Consultant, Air Quality Compliance Engineer or Scientist position, the anticipated annual base pay is $87,240 - $108,285 USD. Actual pay will depend on factors such as education, experience, skills, location, performance, and business needs. In some cases, pay may fall outside this range. This role may be eligible for bonus pay (casual and fixed term/flex force employees are not bonus eligible). We offer a comprehensive benefits package, including paid time off, parental leave, medical, dental, vision, life, disability, AD&D insurance, 401(k) or RRSP/DPSP, and other applicable benefits to eligible employees. Note: Bonuses, commissions, and other forms of additional compensation are not guaranteed and subject to the sole discretion of ERM and its policies and procedures. Who We Are: As the largest global pure play sustainability consultancy, we partner with the world’s leading organizations, creating innovative solutions to sustainability challenges and unlocking commercial opportunities that meet the needs of today while preserving opportunity for future generations. At ERM we know that creating a diverse, equitable and inclusive work environment is an essential part of making our company a great place to build a career. We also see our diversity as a strength that helps us create better solutions for our clients. Our diverse team of world-class experts supports clients across the breadth of their organizations to operationalize sustainability, underpinned by our deep technical expertise in addressing their environmental, health, safety, risk and social issues. We call this capability our “boots to boardroom” approach for its comprehensive service model that allows ERM to develop strategic and technical solutions that advance objectives on the ground or at the executive level. Please submit your resume and brief cover letter. ERM does not accept recruiting agency resumes. Please do not forward resumes to our jobs alias, ERM employees or any other company location. ERM is not responsible for any fees related to unsolicited resumes. ERM is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, gender, sexual orientation, gender identity, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. Thank you for your interest in ERM! #LI-YR1 #LI-Hybrid At ERM, sustainability is our business. We are the world’s largest advisory firm focused solely on sustainability, offering unparalleled expertise across business and finance. ERM partners with clients to operationalize sustainability at pace and scale, through our unique combination of strategic transformation and technical delivery capabilities. Our diverse global team of experts works with the world’s leading organizations to help them set clear sustainability targets, measure progress and operationalize strategy through deep implementation and business transformation. With more than 50 years of experience, our ability to integrate sustainability solutions and our depth and breadth of technical knowledge are why organizations choose to partner with us as their trusted advisor. Every one of us firmly believes in the potential to create value for our clients through an integrated approach to sustainability (because we have personally seen it and professionally achieved it). Our team members are passionate about client service. We work closely with our clients to help them operationalize their sustainability goals and meet their environmental, health and safety objectives while advancing ERM’s purpose through delivering tangible progress in what the United Nations coined The Decade of Action. Organizing our people across globally integrated communities of technical and strategic talent positions ERM to be a “boots to boardroom” leader in bringing that value creation to our clients, partners, and the world. We recruit exceptional professionals with a personal and professional passion for sustainability and nurture them to even greater success as specialists. We prepare our consultants to bring integrated, innovative and sustainable solutions to our clients and provide opportunities for ongoing development across a variety of subject areas related to technical, business, and personal growth. At ERM, effort pays off and becomes career defining work that leaves a positive imprint on our planet. ERM Homepage Explore All Open Roles Explore Early Careers Roles Explore Experienced Professional Roles Explore Partnership Roles Quick guides for accessing and managing your ERM Candidate Home account. Create a New Candidate Account Reset Your Candidate Home Password Processing Notice

Senior Consultant, Air Quality Compliance Engineer or Scientist.

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