Title: Principal, Human Health Risk Assessment, Community Health Impact Assessment, Emerging Contaminants

Location: Los Angeles United States

Full-time

Job Description:

Founded in Denmark, Ramboll is a foundation-owned people company. We have more than 18,000 experts working across our global operations in 35 countries with thousands of experts working across 70 offices in the Americas. Our experts are leaders in their fields, developing and delivering innovative solutions in diverse markets including Buildings, Transport, Planning & Urban Design, Water, Environment & Health, Energy, and Management Consulting. We invite you to contribute to a more sustainable future working in an open, collaborative, and empowering company. Combining local experience with global knowledge, we together shape the societies of tomorrow.

Preferred U.S. Locations (Hybrid): Arlington, VA; Princeton, NJ; Boston, MA; Seattle, WA; Portland, OR; Oakland/San Francisco, CA; Irvine/Los Angeles, CA. Remote will be considered.

Shape the Future of Environmental Health

Are you passionate about helping clients solve complex environmental and public health challenges? Do you thrive at the intersection of science, strategy, and business development? Are you excited to work with leading experts to develop solutions that protect communities while supporting sustainable development?

Join Ramboll''s Global Health Sciences team as a senior contributor and play a key leadership role in growing one of the industry''s premier environmental health consulting practices.

Your New Role

As our new Principal, you will lead business development, client relationships, and technical delivery focused on human health risk assessment, community health, environmental health sciences, and emerging environmental challenges. You will help clients navigate complex regulatory, legal, and stakeholder environments while building trusted advisor relationships with industry, government, and legal-sector clients.

This role combines technical excellence, strategic leadership, and commercial responsibility. You will work closely with clients and colleagues across Health Sciences, Water, Site Solutions, Sustainability, and Environment & Health practices to deliver integrated solutions that support sound, science-based decision making.

Areas of Expertise

We are interested in candidates with expertise in one or more of the following areas:

• Human health risk assessment
• Air toxics and multi-pathway risk evaluations
• Community health and health impact assessment
• Environmental justice
• Environmental health and exposure science
• PFAS, microplastics and other emerging contaminants
• Toxicology
• Strategic risk management
• Expert services and litigation support

Key Responsibilities

Business Development & Client Leadership

• Develop and expand client relationships across industrial, commercial, government, and legal sectors
• Identify and pursue new business opportunities aligned with practice growth objectives
• Lead proposal development, strategic pursuits, and major client accounts
• Serve as a trusted advisor to clients navigating regulatory and public health challenges
• Collaborate across Ramboll''s global network to bring integrated solutions to clients

Technical Leadership

• Direct complex risk assessment and community health projects
• Provide technical leadership and quality assurance on key deliverables
• Communicate scientific findings to technical, regulatory, legal, and community audiences
• Support clients during stakeholder engagement, regulatory interactions, and public meetings
• Advance innovative approaches for emerging environmental and public health issues

Thought Leadership

• Publish technical articles and present at scientific conferences
• Participate in professional societies, industry groups, and regulatory forums
• Help shape Ramboll''s market presence in environmental health sciences
• Contribute to the development of new service offerings and strategic growth initiatives

People Leadership

• Mentor and develop junior and mid-level consultants
• Foster a collaborative, inclusive, and high-performing team culture
• Support recruitment and growth of the Risk Assessment & Community Health practice
• Help build future leaders within the Health Sciences team

About You

From the moment you start at Ramboll, we will support your personal and professional development so that you can continue to grow with the company. While we look forward to supporting your continued learning and development, for this role we have identified some qualifications, skills, and capabilities that will set you up for success.

Successful candidates will typically possess:

• Advanced degree (M.S., M.P.H., Ph.D., Dr.P.H., or equivalent) in Public Health, Toxicology, Environmental Health, Exposure Science, Risk Assessment, Environmental Science, or a related discipline
• 15+ years of environmental health consulting or related experience
• Demonstrated record of successful business development and revenue generation
• Strong relationships with industry, regulatory, legal, or government clients
• Exceptional written, verbal, and presentation skills
• Experience leading multidisciplinary teams and managing complex projects
• Ability to effectively communicate technical information to diverse audiences
• Experience supporting environmental justice or community health initiatives, with litigation support or expert witness services, with PFAS, air toxics, cumulative impacts, or emerging contaminants is desired. As well as being a recognized subject matter expertise within environmental health sciences with an existing professional network capable of supporting continued practice growth.

Why Ramboll?

At Ramboll, you will join a global team of scientists, engineers, and consultants dedicated to creating sustainable solutions for clients and society. You will have opportunities to collaborate with leading experts across North America and internationally while helping shape the future of environmental health consulting.

We offer:

• Meaningful, high-impact work
• Flexible and hybrid work arrangements
• Competitive compensation and benefits
• Professional development and leadership opportunities
• A collaborative and inclusive culture
• Access to global expertise and resources

Salary Transparency

At Ramboll, we are committed to fair and transparent compensation practices that support our people and our purpose of creating sustainable societies. The anticipated base salary range for this position is $190,000 to $234,000 per year. This range reflects the compensation we reasonably expect to offer at the time of posting. Actual compensation will vary based on factors such as location, skills, experience, education, and internal equity. Because we operate across multiple U.S. markets, pay may differ depending on the cost of labor in specific locations. In addition to base salary, this position may be eligible for bonus, overtime or other forms of compensation and we offer a comprehensive benefits package that supports well-being, professional development, and work-life balance.

Work at the heart of sustainable change

Ramboll is a global architecture, engineering, and consultancy company. We believe that the purpose of sustainable change is to create a thriving world for both nature and people. So, that's where we start - and how we work. At Ramboll, our core strength is our people, and our history is rooted in a clear vision of how a responsible company should act. Being open and curious is a cornerstone of our culture. We embrace an inclusive mindset that looks for fresh, diverse, and innovative perspectives. We respect, embrace, and invite diversity in all forms to actively cultivate an environment where everyone can grow and realize their full potential.