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Environmental Science Principal Jobs (NOW HIRING)

Arcadis

Principal Environmental Specialist

Novi, MI · Hybrid

$124K - $186K/yr

Arcadis is seeking a Principal Environmental Specialist to provide senior-level technical ... Required: Bachelor's Degree in Environmental engineering, Environmental Science, or a closely ...

Arcadis

Principal Environmental Specialist

Novi, MI · On-site

$124K - $186K/yr

Arcadis is seeking a Principal Environmental Specialistto provide senior-level technical ... Bachelor's Degree in Environmental engineering, Environmental Science, or a closely related field ...

Arcadis

Principal Environmental Specialist

Novi, MI · Hybrid

$124K - $186K/yr

Arcadis is seeking a Principal Environmental Specialist to provide senior-level technical ... Bachelor's Degree in Environmental engineering, Environmental Science, or a closely related field ...

Apex Companies

Environmental Principal

Long Beach, CA · On-site

$130K - $170K/yr

Environmental Principal Signal Hill, CA Apex Companies is a national leader in water resources ... Scientist 6 - Principal Scientist Req ID: 11929 Annual Expected Pay Range $130,000--$170,000 USD We ...

Apex Companies

Environmental Principal

Signal Hill, CA · On-site

$130K - $170K/yr

Environmental Principal Signal Hill, CA Apex Companies is a national leader in water resources ... Scientist 6 - Principal Scientist Req ID: 11929 Annual Expected Pay Range $130,000-$170,000 USD We ...

Apex Companies

Environmental Principal

Pittsburgh, PA · On-site

... Hydrogeology, Environmental Science, Civil Engineering, or related science * Professional ... Principal Req ID: 11945 We believe in equality for all and celebrate the diversity and differences ...

Apex Companies

Environmental Principal

Pittsburgh, PA · On-site

... Hydrogeology, Environmental Science, Civil Engineering, or related science * Professional ... Principal Req ID: 11945 We believe in equality for all and celebrate the diversity and differences ...

Sunstone Environmental Solutions, LLC.

We're hiring a Principal Environmental Consultant to provide strategic leadership on high-stakes ... Bachelor's or Master's degree in Environmental Science, Engineering, Geology, Hydrogeology, or a ...

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Environmental Science Principal information

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How much do environmental science principal jobs pay per year?

As of Sep 14, 2026, the average yearly pay for environmental science principal in the United States is $109,393.00, according to ZipRecruiter salary data. Most workers in this role earn between $85,000.00 and $125,000.00 per year, depending on experience, location, and employer.

What are popular job titles related to Environmental Science Principal jobs?

For Environmental Science Principal jobs, the most frequently searched job titles are:

Senior Environmental Planner/Scientist

King Of Prussia, PA

HNTB
1 - 5K employees
Learn more about HNTBexternal

$83K - $111K/yr

Full-time

Re-posted 6 days ago

Key responsibilities

  • Lead the collection and analysis of environmental data for projects.

  • Oversee and prepare environmental documentation, permits, and reports.

  • Provide technical guidance, review work for compliance, and mentor junior staff.

HNTB rating

9.2

Company rating: 9.2 out of 10

Based on 22 frontline employees who took The Breakroom Quiz

Job description

What We're Looking For

At HNTB, you can create a career that is meaningful to you while building communities that matter to all of us. For more than a century, we have been delivering solutions for some of the largest, most complex infrastructure projects across the country. With our historic growth, it is an exciting time to join our team of employee-owners.
We are looking for a technically sound environmental scientist with strong leadership skills who is ready to be challenged and lead the environmental documentation task for major transportation clients such as Amtrak, SEPTA, PA Turnpike and state DOTs in Pennsylvania, New Jersey, Delaware and Maryland. This role will primarily work independently while contributing to the overall effort of the design team to deliver quality work, on time, on budget and to the client's satisfaction on every project. This position will oversee and provide guidance to younger professionals in the development of NEPA documentation and related coordination as well as project managers to help navigate the transportation project delivery process.
This role will work with clients primarily including Amtrak, PennDOT, Pennsylvania Turnpike, and SEPTA and could be located in our King of Prussia, Philadelphia, or Harrisburg offices.

What You'll Do:

  • Under minimal direction, leads the collection and analyzing of data obtained for projects.
  • Determines or develops best methodology and technical approaches for conducting analysis in field work; sets up test equipment as necessary to obtain scientific data.
  • Examines and evaluates present and future potential environmental science effects relating to the planning, design, and construction of proposed projects.
  • Serves as task lead or principal author in the preparation of reports, on environmental science effects of projects.
  • Provides technical scientific support on environmental issues to project managers during the planning, design or construction of projects.
  • Performs review of work to ensure the design or construction are in compliance with design criteria and scientific specifications and determines the need for additional investigations, studies, or alternate plans or designs if necessary.
  • Prioritizes and participates the marketing and proposal preparation of potential opportunities or projects.
  • Leads the preparation of applications and supporting documents for local, state, and federal environmental permits as well as other regulatory compliance laws and regulations.
  • Organizes and participates in public meetings. Attends various meetings with clients, other engineering firms, and staff and may lead discussion on environmental science issues.
  • Mentors junior staff, provides recruiting recommendations and performance feedback.
  • Performs other duties as assigned.

What You'll Need:

  • Bachelor's degree in Geology, Biology, Ecology, Environmental Science, Archeology, Anthropology, or related field and 8 years relevant experience, or
  • Master's Degree in Geology, Biology, Ecology, Environmental Science, Archeology, Anthropology, or related field and 7 years of relevant experience

What You'll Bring:

  • Provides technical oversight and guidance in the development of new ideas, data, and methodologies and how to apply it to techniques more broadly.
  • Develops the standards of practice for the team by presenting new methods and approaches to scientific and environmental analysis for application to the project.
  • Leads marketing and proposal efforts (i.e., may serve as pursuit champion or oversee production and review of proposals).
  • Review monitoring protocols to ensure compliance with design criteria, scientific specifications, and regulatory approvals/permits.
  • Serves as senior reviewer of technical reports in their entirety, providing guidance to less experienced staff.
  • Serves as a recognized expert in established analytical methods with extensive experience in their application.

What We Prefer:

  • Experience with permitting and environmental compliance documentation for complex projects for rail and transit related projects.
  • Experience delivering for Amtrak, SEPTA, PennDOT and the PA Turnpike

Additional Information

Click here for benefits information: HNTB Total Rewards

Click here to learn more about Equal Opportunity Employer/Disability/Veteran

Visa sponsorship is not available for this position.#CB #EnvironmentalPlanning

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Locations:

Harrisburg, PA, King of Prussia, PA (Norristown), Philadelphia, PA (Pennsylvania)

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NOTICE TO THIRD-PARTY AGENCIES:

HNTB does not accept unsolicited resumes from recruiters or agencies. Any staffing/employment agency, person or entity that submits an unsolicited resume to this site does so with the understanding that the applicant's resume will become the property of HNTB. HNTB will have the right to hire that applicant at its discretion and without any fee owed to the submitting staffing/employment agency, person or entity. Staffing/employment agencies who have fee agreements with HNTB must submit applicants to the designated HNTB recruiter to be eligible for placement fees.

What HNTB employees say

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Benefits

Hours and flexibility

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Get the full story on Breakroom

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About HNTB

Sourced by ZipRecruiter

At HNTB, you can create a career that is meaningful to you while building communities that matter to all of us. For more than a century, we have been delivering solutions for some of the largest, most complex infrastructure projects across the country. With our historic growth, it is an exciting time to join our team of employee-owners.

Company size

1,001 - 5,000 Employees

Headquarters location

Kansas City, MO, US

Year founded

1914

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