Principal, Environmental Consulting

Ramboll • Portland, ME

7d • Hybrid

About The Position

Ramboll is seeking a Principal Environmental Scientist/Engineer to join their growing office in Portland, Maine. This is a growth role for a seller-doer leader responsible for setting the go-to-market approach, developing new client relationships, and delivering high-impact work. The role involves serving as a trusted advisor and market-facing growth leader, owning priority accounts, and building a pipeline for the region. The Principal will pair technical credibility with commercial leadership to help clients manage environmental risk, meet regulatory obligations, and advance sustainability goals across various sectors. Key responsibilities include driving growth through client development plans, winning work by leading proposals and interviews, growing accounts by deepening relationships, leading complex engagements, building and mentoring the team, and representing the firm in industry groups.

Requirements

• 15+ years in environmental consulting with progressive leadership responsibility.
• Business development success—evidence of consistently winning work (e.g., annual sales targets achieved, repeatable proposal wins, measurable account growth).
• A strong professional network in Maine/New England or the Northeast; an existing book of business.
• Technical depth in one or more practice areas (e.g., permitting/compliance, site assessment/remediation, air quality, sustainability/ESG, energy transition, due diligence, environmental data services) with the ability to translate expertise into client value.
• Strong program/project leadership (scope, schedule, budget, quality, risk) and the ability to lead multi-disciplinary teams.
• Relevant degree in environmental science, engineering, geology, chemistry, or a related field.
• Applicants must be currently authorized to work in the United States on a full-time basis. No sponsorship is available for this position.

Nice To Haves

• Professional certifications/licensure (e.g., PE, PG) are a plus.
• Even if you don’t check every box, we encourage you to apply.

Responsibilities

• Drive growth: build and execute a regional client development plan; cultivate relationships and open new opportunities.
• Win work: qualify leads, shape scopes, price strategically, and lead proposals/interviews through close.
• Grow accounts: deepen trusted-advisor relationships, identify cross-sell opportunities, and expand multi-service programs.
• Lead delivery: oversee complex engagements (scope/schedule/budget/quality) and bring the right experts to solve client challenges.
• Build the team: mentor and develop staff, support recruiting, and create repeatable delivery and sales playbooks.
• Represent the firm: engage with clients, regulators, and industry groups; speak/publish as appropriate to raise visibility.

Benefits

• Support for personal and professional development
• Hybrid work options
• Competitive base pay and incentive programs
• Support of external memberships, conference and engagements
• Comprehensive benefits package that supports well-being, professional development, and work-life balance.

What This Job Offers

• Job Type: Full-time
• Career Level: Principal