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Multiple locations
Arlington, Virginia, United States of America
Cambridge, Massachusetts, United States of America
JOB #R2203770

Senior Climate Change and Sustainability Specialist

We are looking for a Senior Climate Change and Sustainability Specialist that will provide leadership for a growing practice around US federal, state and local and corporate greenhouse gas accounting, decarbonization, climate action and energy planning and sustainability. The ideal candidate will also have a strong technical background, expertise and experience, such that they can both jump into projects right away and take advantage of opportunities to grow into management and leadership roles. 

You are going to work on multiple projects, interact with all levels of staff, and interact with clients. At ICF you have an opportunity to apply your knowledge, learn on the job, gain exposure to major projects, and interact with experts and clients in the field, while also building content knowledge and consulting management skills.

ICF is at the forefront of preparing leading-edge technical and policy analyses, identifying viable market solutions, building real-world management tools, and implementing programs to reduce greenhouse gas emissions. In climate change and environmental markets, ICF has advised more than 30 governments and international institutions, and served more than 60 companies in the FT Global 500.  We develop emissions inventories and carbon footprints; conduct greenhouse gas mitigation policy analyses; assist clients with offset and carbon credit projects; support organizational sustainability; assess the performance of global programs (e.g., climate funds, multilateral development banks), and identify ways they could improve; and support federal, state, local, international, and private sector clients on analyses related to climate change impacts and vulnerabilities, among other service offerings.  We offer our clients around the globe unparalleled analytical, policy, and business management services.


  • Perform quantitative problem-solving, perform data collection and analysis, and manage large datasets.

  • Write reports for technical and general audiences.

  • Prepare presentations, reports, memoranda, and other communication materials.

  • Translate technical topics into terms that are meaningful to more general audiences.

  • Oversee and lead tasks, ensuring completion on time and within budget to client’s satisfaction.

  • Interact with clients.

  • Work with small teams to prepare high-quality products, pitching in wherever necessary and providing guidance and leadership.

  • Complete tasks in fast-paced and self-motivated environment in a timely and efficient manner.

  • Serve as a task lead or small project lead with growing opportunities for project and program management positions. 

  • Develop and execute work plans, direct teams of support staff, and perform quality assurance for work products.

  • Contribute to proposals and business development activities for approximately 15% of your time, working closely with senior leadership and leveraging mid-level and junior staff for proposal support. 

Minimum Qualifications

  • 5+ years of relevant experience in Climate Change and Sustainability.

  • Bachelor's Degree in Environmental or other Earth Sciences, Environmental Management, Engineering, Economics, Chemistry, Public Policy or related subjects.

  • At least 1-2 years experience with carbon accounting and inventorying, climate change mitigation, materials management and/or sustainability

Professional Skills

  • Demonstrated ability to work across cross-functional teams, and understand staff resources, schedules, and budgets.

  • Experience building and managing client relationships.

  • Experience working with and leading multi-disciplinary teams

  • Organized, detail oriented, and the ability to prioritize and multi-task

  • Proficiency in MS Office Applications (Word, PowerPoint, Outlook, Excel)

Preferred Experience

  • Technical and team task or project management experience 

  • Experience in a consulting environment

  • Staff development and mentoring


Working at ICF

Working at ICF means applying a passion for meaningful work with intellectual rigor to help solve the leading issues of our day. Smart, compassionate, innovative, committed, ICF employees tackle unprecedented challenges to benefit people, businesses, and governments around the globe. We believe in collaboration, mutual respect, open communication, and opportunity for growth.

We can only solve the world's toughest challenges by building an inclusive workplace that allows everyone to thrive. We are an equal opportunity employer, committed to hiring regardless of any protected characteristic, such as race, ethnicity, national origin, color, sex, gender identity/expression, sexual orientation, religion, age, disability status, or military/veteran status. Together, our employees are empowered to share their expertise and collaborate with others to achieve personal and professional goals. For more information, please read our EEO & AA policy.

Reasonable Accommodations are available, including, but not limited to, for disabled veterans, individuals with disabilities, and individuals with sincerely held religious beliefs, in all phases of the application and employment process. To request an accommodation please email and we will be happy to assist. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodations. Read more about non-discrimination:  EEO is the law and  Pay Transparency Statement.

Arlington, VA (VA31)

Who is ICF?

A global consulting services company with approximately 8,000 people across 75+ countries, but we are not your typical consultants.

Join our talent network

ICF is growing, and we add new open roles to our site regularly. If you're waiting for that perfect opportunity at ICF or want an inside look at what it's like to do world-changing work, join our talent network to stay updated.

Join our talent network

ICF is growing, and we add new open roles to our site regularly. If you're waiting for that perfect opportunity at ICF or want an inside look at what it's like to do world-changing work, join our talent network to stay updated.