Our People Are Our Greatest Resource

We are always seeking top notch, talented engineers and scientists who are looking for rewarding careers. Meet some of the Tighe & Bond team and learn firsthand about some of the experiences you might expect if you join us.

Patrick Crimmins, PE

Vice President

“I believe my strong work ethic drives me each day. I strive to provide high quality deliverables, and to openly communicate with clients and co-workers to achieve project success.”

Patrick Crimmins is a Senior Project Manager who specializes in site/civil engineering projects. With more than 17 years of experience, he has been involved in the design, permitting and construction of numerous commercial, industrial, healthcare, roadway, government and educational projects throughout New England.

Patrick has worked on several large scale mixed use redevelopment projects in New Hampshire. He is also responsible for performing quality control on the site work construction drawings and specifications prepared in the New Hampshire office.

Amanda Houle, PWS, CERP

Senior Environmental Scientist

I chose Tighe & Bond because of their commitment to career development and the continual opportunities for professional growth that would be possible for me. I am constantly presented with ways to learn and grow, am faced with new challenges, and have found a strong support network in my colleagues. From day one, I’ve always been made to feel like an important part of the team. I wanted to belong to a company that truly values its people, and one that invests in development opportunities to expand the technical and professional knowledge base of its staff.




Amanda Houle is a Professional Wetland Scientist (PWS) with experience in wetland delineation, natural resource assessments, environmental permitting and compliance, wetland restoration and mitigation, and invasive species management. She provides environmental permitting and compliance services, as well as secures approvals and determinations, for clients under municipal, state, and federal environmental regulations.

Daniel Roop, PE

Project Manager

“Treat others the way you would like to be treated. Respect, kindness, and reliability are paramount to any teams’ success.”

Dan Roop is a project engineer specializing in environmental engineering, with a focus on water and wastewater. His work includes capital improvement planning, asset management, and the design of public and private drinking water, collection system, and wastewater treatment facilities. Dan is a licensed wastewater operator and his skillset includes sampling and analysis of surface water, groundwater and wastewater, process instrumentation, and construction services.

Jianhong Wang PE, PTOE

Senior Engineer

I can’t pick a favorite aspect of my work; I enjoy it all. When you design and make recommendations that eventually become reality, it’s very satisfying.

Senior Engineer Jianhong Wang utilizes her expertise as a professional engineer and certified Professional Traffic Operations Engineer for transportation and traffic projects throughout Connecticut. Jianhong has a variety of technical skills and her specialties include traffic safety analysis, traffic calming, traffic control signal design, corridor planning studies, signing and pavement marking design, traffic impact studies, parking studies, and school circulation studies. She has worked closely with client on both private development and municipal and state clients providing her knowledge on evaluating and developing solutions to improve mobility and safety for all roadway users.

Peter Grabowski, PE

Chief Operating & Risk Officer

“Finding the right solution for a community’s water resource challenges requires keeping a close eye on quality and cost-effectiveness. Working with our clients from the planning and conceptual phase of a project through completion, and resolving complex engineering issues, is extremely rewarding.”

Peter Grabowski serves as a principal and project manager for a variety of water projects. His experience includes project management, planning, pilot testing, engineering evaluation, design, permitting, cost estimating, and construction project supervision. He also serves in the corporate role as Tighe & Bond’s Water Business Line Leader, co-leader of Tighe & Bond’s project management training program and is a member of our Board of Directors. Several projects that Peter has overseen have been recipients of American Council of Engineering Companies awards.

Career Development