Grant Thornton is seeking an ESG & Sustainability Assurance Senior Associate to join our team in New York City. The ESG & Sustainability practice at Grant Thornton serves clients across the entire Sustainability reporting lifecycle, including readiness and gap assessments, climate/sustainability reporting implementation advisory, controls development, reporting frameworks, and assurance. The ESG & Sustainability team is comprised of innovative, curious professionals who bring assurance experience, technical depth, and industry insights to our clients. As progressive thinkers, each team member creates and transforms value to support our clients as they respond to an increasingly complex regulatory environment. Working with our team provides a unique and exciting opportunity to contribute to the growth of Grant Thornton’s ESG & Sustainability practice. ESG assurance professionals will perform both assurance and reporting advisory engagements. ESG & Sustainability assurance senior associates will lead projects for clients at all levels of ESG maturity. Senior associates will apply their experience in delivering professional services solutions across a variety of industries, organizations, and functional areas while working closely with other team members, including managers, managing directors and principals. Senior associates are responsible for engagement-level leadership in critical areas such as supervision of junior team members, managing projects to budget, and engagement design and delivery. Senior associates can expect to support business development activities by supporting prospect presentations, contributing to the client experience, conducting ESG and company research, assisting with ESG deliverables, and helping to strategically identify subjects for thought leadership. Senior associates will have exposure to cross-border engagements, teaming with Grant Thornton member firms in international jurisdictions to serve complex, global clients. ESSENTIAL DUTIES AND RESPONSIBILITIES + Communicate directly with clients and perform independent research to develop a deep understanding of application of ESG and sustainability reporting requirements to client-specific situation. + Lead engagements at all phases, which includes planning engagements according to budget, timely completion of work, coordinating with and managing teams located remotely and in-person, and providing clients with updates of the process throughout the engagement. + Supervise junior team members and participate in Grant Thornton’s performance management processes. + Team with others on proposals and business development activities. + Support internal initiatives to develop tools and templates for the performance of high-quality ESG assurance engagements to drive efficiency and effectiveness of engagement teams and ESG practice. + Assist with development and delivery of robust and interactive learning to internal groups, (engagement teams and those in other service lines and roles), and external groups (clients, prospects, and other third-parties). + Maintain ongoing understanding of relevant and emerging ESG issues. + Adhere to the highest degree of professional standards, manage firm risk on engagements, and maintain strict client confidentiality. + Other duties as assigned. QUALIFICATIONS + A minimum two years' full-time work experience in the following areas. Candidates who demonstrate progressively complex work experience involving problem-solving and increasing interaction with individuals at various levels of seniority are preferred. + Providing attestation or audit services over sustainability information, financial statements, service organizations, or other related services. + ESG reporting standards and frameworks such as GHG Protocol, CSRD/ESRS, SASB, TCFD, GRI, including certification in any of the aforementioned. + Intermediate understanding of ESG related activities such as environmental/social impact assessments, GHG emissions, and water or waste accounting. + Technical writing and research. + Project management or process improvement fundamentals. + Client or customer-facing roles. + Virtual communication and project performance tools such as Zoom, Teams, Smartsheet. + Data aggregation, data analytics, visualization tools (e.g., PowerBI, Tableau, SQL). + Ability to work independently. + Strong attention to detail. + High professional standards and acumen. + Comfortable with deadlines. + Ability to travel on short notice and work additional hours as necessary. Travel requirements flexible but possibly up to 25%. Working location is hybrid with in-office and remote attendance as needed for each project. Associate, Bachelor, or Master’s degree in relevant field is required. Relevant fields to include: Accounting, Sustainability, or related disciplines. Relevant professional certifications such as CPA, SASB FSA, or completion of technical training such as GHG Protocol are preferred. Certification completion required prior to promotion to manager. The base salary range for this position in New York City only is between $103,700 to $155,500 per year. #LI-CL2 About Us At Grant Thornton, we believe in making business more personal and building trust into every result – for our clients and you. Here, we go beyond your expectations of a career in professional services by offering a career path with more: more opportunity, more flexibility, and more support. It’s what makes us different, and we think being different makes us better. In the U.S., Grant Thornton delivers professional services through two specialized entities: Grant Thornton LLP, a licensed, certified public accounting (CPA) firm that provides audit and assurance services ― and Grant Thornton Advisors LLC (not a licensed CPA firm), which exclusively provides non-attest offerings, including tax and advisory services. In 2025, Grant Thornton formed a multinational, multidisciplinary platform with Grant Thornton Ireland. The platform offers a premier Trans-Atlantic advisory and tax practice, as well as independent American and Irish audit practices. With $2.7 billion in revenues and more than 50 offices spanning the U.S., Ireland and other territories, the platform delivers a singular client experience that includes enhanced solutions and capabilities, backed by powerful technologies and a roster of 12,000 quality-driven professionals enjoying exceptional career-growth opportunities and a distinctive cross-border culture. Grant Thornton is part of the Grant Thornton International Limited network, which provides access to its member firms in more than 150 global markets. About the Team The team you’re about to join is ready to help you thrive. Here’s how: • Whether it’s your work location, weekly schedule or unlimited flex time off, we empower you with the options to work in the way that best serves your clients and your life. • Here, you are supported to prioritize your overall well-being through work-life integration options that work best for you and those in your household. • We understand that your needs, responsibilities and experiences are different — and we think that’s a good thing. That’s why we support you with personalized and comprehensive benefits that recognize and empower all the identities, roles and aspirations that make you, well, you. See how at www.gt.com/careers • When it comes to inclusion, we are committed to doing more than checking boxes. Explore all the ways we’re taking action for diversity, equity & inclusion at www.gt.com/careers Here’s what you can expect next: If you apply and are selected to interview, a Grant Thornton team member will reach out to you to schedule a time to connect. We encourage you to also check out other roles that may be a good fit for you or get to know us a little bit better at www.gt.com/careers. Benefits: We understand that your needs, responsibilities and experiences are different, and we think that’s a good thing. That’s why we support you with personalized and comprehensive benefits that recognize and empower all the identities, roles and aspirations that make you, well, you. For an overview of our benefit offerings, please visit: https://www.grantthornton.com/careers/rewards-and-benefits + Benefits for internship positions: Grant Thornton interns are eligible to participate in the firm’s medical, dental and vision insurance programs and the firm’s employee assistance program. Interns also receive a minimum of 72 hours of paid sick leave, and are paid for firm holidays that fall within their internship period. + Benefits for seasonal employee positions: Grant Thornton seasonal employees are eligible to participate in the firm’s medical, dental and vision insurance programs and the firm’s employee assistance program. Seasonal employees may also be eligible to participate in the firm’s 401(k) savings plan and employee retirement plan in accordance with applicable plan terms and eligibility requirements. Seasonal employees receive a minimum of 72 hours of paid sick leave. Grant Thornton employees may be eligible for a discretionary, annual bonus based on individual and firm performance, subject to the terms, conditions and eligibility criteria of the applicable bonus plan or program. Interns and seasonal employees are not eligible for bonus compensation. Additional Details: It is the policy of Grant Thornton to promote equal employment opportunities. All personnel decisions (including, but not limited to, recruiting, hiring, training, working conditions, promotion, transfer, compensation, benefits, evaluations, and termination) are made without regard to race, color, religion, national origin, sex, age, marital or civil union status, pregnancy or pregnancy-related condition, sexual orientation, gender identity or expression, citizenship status, veteran status, disability, handicap, genetic predisposition or any other characteristic protected by applicable federal, state, or local law. Consistent with the Americans with Disabilities Act (ADA) and applicable state and local laws, it is the policy of Grant Thornton to provide reasonable accommodation when requested by a qualified applicant or employee with a disability, unless such accommodation would cause an undue hardship. The policy regarding requests for reasonable accommodation applies to all aspects of employment, including the application process. To make an accommodation request, please contact HR@us.gt.com. For Los Angeles Applicants only: We will consider for employment all qualified Applicants, including those with Criminal Histories, in a manner consistent with the requirements of applicable state and local laws, including the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance.