A.D. Marble is always looking for talented individuals to join our team.

Here are the top 5 reasons to work at A.D. Marble:

A.D. Marble offers an excellent benefits package which includes:

  • Flexible and autonomous work environment and hybrid work policy
  • Paid personal time off and holidays at or above industry standard
  • Health/dental/prescription/vision coverage
  • Life insurance and long-term/short-term disability
  • 401(k) plan with employer match
  • H-1B visa support
  • Bonus and profit-sharing plans
  • Professional Development and training programs
  • Professional certifications and tuition assistance
  • Maternity and paternity leave
  • Health savings and flexible spending accounts
  • If applicable, a moving stipend and/or signing bonus

A.D. Marble fosters a close-knit, collaborative culture. Our success is never the work of just one person; it is always a team effort.

A.D. Marble is committed to Equity, Diversity, and Inclusion (ED&I). Our president is a minority woman and a founding member of the American Council of Engineering Companies in Pennsylvania (ACEC/PA) Diversity, Equity, and Inclusion Committee. As a DBE/MBE/WBE firm, our commitment to Equality, Diversity and Inclusion is a top priority. We are committed to attracting and retaining a diverse staff, and we strive to build and sustain both working and learning environments that are inclusive, equitable, and welcoming.

A.D. Marble believes that challenges and lessons learned are necessary to grow both personally and professionally. We work collaboratively to face challenges and find solutions together, and foster an open environment to share ideas.

A.D. Marble knows how to have FUN and support our local communities. Here are just a few activities we have done over the years:

  • Trail challenges
  • Stream cleanups
  • Food drives
  • Secret snowperson gift exchanges
  • Office holiday decorating contests
  • Themed potlucks
  • Happy hours (virtual and in-person)
  • Goose chase (a.k.a scavenger hunt)

Currently open positions at A.D. Marble:

A.D. Marble is seeking a senior NEPA specialist with a minimum of 15 years of experience to fill a full-time position. This position would also include project management responsibilities. This position allows for a flexible/hybrid work environment. Responsibilities include managing the National Environmental Policy Act (NEPA) components of projects, including, but not limited to, wetland/stream delineations and assessments, threatened and endangered species surveys, NEPA documentation, Section 4(f) evaluations, waterway permit applications, cultural resources, waste evaluations, and noise studies. Knowledge of technical and regulatory requirements for a broad range of environmental subject areas, including NEPA, Section 4(f), and Section 106, is required. Must have experience presenting at public meetings, virtual meetings, and stakeholder meetings. Must have experience managing budgets and contracts, and in business development, including writing proposals and cost estimates, meeting with prospective clients, and developing client relationships. Check out our website for example projects you could be working on:

Duties may include:

  • Managing multiple projects with multi-disciplinary tasks;
  • Preparing and conducting QA/QC of various technical documents;
  • Preparing proposals and cost estimates;
  • Developing client relationships; and
  • Working with environmental scientist Levels I and II to help develop their technical skills.


Skills and abilities should include:

  • B.S. degree in botany, biology, environmental science, or related discipline;
  • M.S. degree in a related discipline is a plus;
  • Minimum of 15 years of experience;
  • Excellent written and verbal communication skills; and
  • Ability to manage multiple tasks, take initiative, and work in a team environment.


A.D. Marble is an equal opportunity employer.

Please send your resume to

A.D. Marble is seeking a part-time technical editor. This position allows for a flexible/hybrid work environment.

A.D. Marble is a full-service environmental consulting firm looking for an individual that is well suited for its team atmosphere and capable of assisting employees in other departments when needed. Candidate must be a highly motivated editor capable of editing technical documents to The Chicago Manual of Style standards and to the specific standards of the company. Candidate must have the ability to adapt their formatting skills to accommodate different writing styles and formats, maintain consistency, and deliver highly detailed quality work. Must be able to create graphic elements of reports using Adobe InDesign and Adobe Illustrator; efficiently produce reports in PDF format; assist graphic designer in creating and revising report graphics; multitask during a fluctuating and busy report production schedule; and assist in the production of marketing materials, such as proposals, brochures, and display boards.  Proficiency in MS Word and Excel and experience with Adobe Photoshop is also required.

A bachelor’s degree or equivalent work experience is preferred.

This is a part-time position.

A.D. Marble is an equal opportunity employer.

Please send your resume to