Senior Environmental Scientist, Air Quality

Applicants must be currently authorized to work in the United States on a full-time basis. No sponsorship is available for this position.

Inviting Bright Minds

Ramboll is seeking motivated and inquisitive candidates to join the Environmental Market in our Irvine, CA office.

Develop your excellence in our collaborative, inclusive, diverse, and empowering culture at Ramboll! When you start with Ramboll, you’ll be joining a company that strives to make a difference – for our employees, clients, and society. As you begin working on projects, you will be given increasing responsibility, while also being able to rely on experienced managers and colleagues who offer support and a helping hand as you learn and develop in your role. Our vision is to be a leading consultancy globally, delivering integrated and sustainable solutions that shape today and tomorrow.

Joining Ramboll

As our new Senior Environmental Scientist, Air Quality, you will:

• Work on air quality (AQ) and greenhouse gas (GHG) related project assignments.
• Conduct complex air quality (AQ) analysis.
• Develop criteria and toxic air pollutants and GHG emissions inventories for stationary and non-stationary sources using EPA and state emissions estimation tools including CalEEMod.
• Perform air quality impact modelling using EPA dispersion models such as AERMOD.
• Prepare health risk assessments using the Hot Spots Analysis and Reporting Program (HARP) model and state guidelines.
• Perform ambient air sampling using EPA test methods.
• Evaluate air pollutant and GHG reduction measures.
• Process and analyze customer data using Python and other advanced computing languages.
• Critically review local, state, and federal environmental regulations, draft regulatory applicability determinations and technical reports, and communicate findings to clients and regulatory agencies.

Your starting point for constant growth

From the moment you join Ramboll, we will support your personal and professional development so that you grow with the company. For this role, we believe your starting point is:

• Bachelor’s degree in Environmental Science or any applicable field and 3 years of related experience, or alternatively a Master’s degree in same and 1 year of related experience.
• Experience must include working with CalEEMod emissions estimation tool, HARP health risk analysis tool, Python programming language, and state and federal regulations including the Clean Air Act, California Environmental Quality Act (CEQA), and the California Air Resources Board (CARB) Mandatory Reporting Requirement (MRR) and CARB Cap & Trade programs.
• Minimal travel to support client work (<5%).

Welcome to our Environment & Health division 

One of the world’s leading environmental and health consultancies, we are trusted by clients to manage their most challenging environmental, health, and social issues. We help clients understand and manage the impacts of their activities and products, so that they can respond to business, regulatory, or legal challenges effectively and develop sound strategies for operating sustainably.

Ramboll in Americas

Founded in Denmark, Ramboll is a people company that has over 2,000 experts working across more than 60 offices in the Americas applying their passion to deliver innovative solutions across Buildings, Transport, Energy, Environment & Health, Water, Management Consulting, and Architecture and Landscape.  As a company, we are committed to reducing our environmental impact, contributing to a cohesive society with equal rights and opportunities for all, and fostering a culture of excellence, enjoyment, and equal opportunities for all our employees. We invite you to contribute to a sustainable future working in an open, collaborative, and empowering culture.

Our Commitment to Sustainability

Responsible business conduct and sustainable practices have been part of Ramboll’s DNA since the company’s inception. Today these principles are an integral part of Our Mission and services and are formalized through our systematic work with the UN sustainable development goals. We are dedicated to taking a leading role in sharing best practices and creating value for clients by delivering solutions that are environmentally, economically, and socially sustainable. We have also committed to ambitious targets to maximize our own sustainability performance and set the industry benchmark.

How to apply

Apply online. Attach your CV, cover letter and relevant documents showcasing why you are the right fit for the role, and when you are available to start. We look forward to receiving your application.

Salary Transparency Statement

At Ramboll, your base pay is only part of your overall total compensation package. At the time of this posting, this role is likely to be compensated at an annual rate between $79,000 and $83,000. Actual pay will depend on numerous factors, including experience, geographical location. internal equity. market conditions, education/training and skill level, and does not include bonuses. overtime, or other forms of compensation or benefits.

All your information will be kept confidential according to EEO guidelines.