A.D. Marble is always looking for bright, talented individuals to join our team. A.D. Marble is an Equal Opportunity Employer (EOE) compliant firm.

Corporate Benefits:

A.D. Marble provides an excellent benefits package for its employees. Some of our benefits include the following:

Opportunities at A.D. Marble

Environmental Scientist – King of Prussia

A.D. Marble is seeking an Environmental Scientist for the King of Prussia, Pennsylvania office. Work will include field investigations and report writing involving wetland and stream delineations and assessments, as well as threatened and endangered species surveys, National Environmental Policy (NEPA) documentation and PADEP Chapter 105 permit applications. Field work in all types of weather and terrain conditions as well as overnight travel may be required. The candidate should have a B.S. degree in Botany, Biology, Environmental Science, or related discipline and a minimum of 5 years of experience, preferably in the transportation industry. The position will require a candidate with excellent written and verbal communication skills as well as the ability to work in a team environment. GIS capabilities are a plus. Must be able to manage multiple tasks, take initiative and work in a team environment.

This is a full-time position, with benefits. Our hybrid work environment includes remote work. The associated salary is commensurate with experience.  A.D. Marble is an equal opportunity employer.

Please send resumes to  


Water Resource Engineer – Pennsylvania or Maryland Offices

As A.D. Marble continues to grow and expand, we are looking for a talented Water Resource Engineer to support our team.  Candidates will have the option of a flexible hybrid work schedule.

In this role, you will need to be a driven, motivated engineer with practical knowledge in water resource engineering, in addition to a passion for project design and modeling.  You must be able to use design software and write effectively to communicate our vision for our client’s projects. 

Responsibilities Include:

  • Support design for water resource projects including stream mitigation, trail design, wetland mitigation, stormwater management, erosion and sediment control, drainage design and construction inspections.
  • Perform hydrologic and hydraulic modeling and similar engineering calculations.
  • Conduct field reviews of project sites to assess existing conditions.
  • Prepare technical reports and present findings to clients

Minimum Qualifications:

  • Bachelor’s Degree in Civil or Environmental Engineering
  • 0-5 years of related experience
  • Engineer-in-training (EIT) certification
  • Experience with Microstation, AutoCAD, HEC-RAS and Microsoft Office
  • Pennsylvania and Maryland design experience a plus

This is a full-time position, with benefits. The associated salary is commensurate with experience.  A.D. Marble is an equal opportunity employer.

Please send resumes to