About Advantage Engineers


Advantage provides comprehensive engineering and consulting services in specialized areas of telecommunications, environmental, geotechnical, and construction materials testing.

We are driven to bring creativity, experience, and value to every project. We are passionate problem solvers with a breadth of experience across disciplines and believe that this collaborative approach ensures the right team, and ultimately, the right solution for each project.

Our responsiveness to client needs and determination to stay ahead of industry trends, has positioned us as a top-ranked engineering firm.


We're a nationwide company, managing projects from coast to coast.

Advantage Engineers and Synergy joined forces to better serve our customers. With 16 offices, we can support your engineering projects nationwide.

  • Synergy (West)
  • Advantage Engineers (East)
  • Professional state licenses

Leadership Team

John McGrath

Chief Executive Officer

Under John’s leadership, Advantage Engineers has developed into a motivated team providing expert and innovative civil, geotechnical, and environmental engineering services and solutions. As a telecom industry leader, he can see the incredible advances that will come with 5G and beyond. So he has prepared Advantage to successfully implement next-generation infrastructure that will move us all forward

Darlene Siegel

Chief Financial Officer

Darlene joined Advantage Engineers as Chief Financial Officer in January 2019. She oversees Accounting and Finance, Human Resources, and Information Technology. Darlene has nearly 31 years of experience in finance and accounting. Her understanding of operations and finance will help Advantage Engineers achieve their long-term goals as well as the clients’.  The Company relies heavily on her leadership to exceed all objectives. Darlene’s focus has been to streamline processes and integration, increase automation, develop new strategies, and to increase the bottom line.

Her credentials include a Bachelor’s of Accounting from Christopher Newport University, Masters of Business Administration (MBA) from Old Dominion University, as well as accreditation as a Certified Public Accountant (CPA) in Virginia and Maryland.

Ryan Shields

VP of Telecom West

Ryan was President and Co-Founder of Synergy prior to its joining Advantage. His goal in founding Synergy was to foster growth and develop teams capable of delivering success in the demanding wireless space. Unsurprisingly, he achieved his goal and continues to lead his teams as the VP of Telecom West. Ryan’s background is in the engineering and construction industry, where held senior positions in several large national engineering and consulting firms.

Noel Garcia

VP of Telecom East

Noel is driven to provide excellent engineering and project management services to both internal and external customers. He has worked on all aspect of the life cycle of a network build out from RF design, site development, construction and through network integration and system optimization. As VP of Telecom East, Noel continually develops the capabilities of his team to provide exemplary service to customers and provides thought leadership to new services in support of the latest technology trends.

Dan Schauble

VP of Geo-Environmental

Dan has decades of experience in Geotechnical Engineering, Materials Testing and Environmental services. From development and implementation of subsurface investigations to deep foundation design, from stabilized slopes to earth-retaining structures and settlement analyses, and from quality assurance to materials testing, he is experienced in all facets of his discipline. Dan uses his wealth of knowledge not only to help our clients, but to support, educate, and mentor junior staff.

Megan Langley

VP of BI & Marketing

Megan is a self-proclaimed information nerd, so perhaps it’s no surprise she works with engineers. Megan is experienced in consumer and business-to-business marketing and is an expert in business and marketing intelligence. Her skills and background drive her passion for using data to make informed decisions about marketing efforts to help fuel growth.

Lori Leedy

Director of Human Resources

Lori knows the most important word in Human Resources is “human”. With years of experience in all facets of HR, Lori is committed to the belief that our employees are just as valuable as our clients to our company’s success. Her strategic leadership and guidance in employee relations, compensation, benefits, and training and development have made Advantage Engineers an exceptional place to work.

Laurie Turck

Business Development - Telecom

Laurie is an accomplished and performance-driven sales professional who is a 20-year veteran in the Telecommunications space.  She is responsible for driving sustainable growth by cultivating strong relationships based on trust and professional service. Laurie is dedicated to staying ahead of industry trends and providing the best solution to her customers.

Kyle Corfield

Business Development - Geo-Environmental

Kyle is a 15-year sales and marketing veteran with a background in geotechnical and geoenvironmenal engineering. He is responsible for driving sustainable financial growth by forging strong relationships with clients and bringing new opportunities to Advantage Engineers. He oversees the strategic direction for all sales and marketing activities including identifying and expanding markets for Geo-Environmental division.

Employee Spotlight

Having Telecom teams on the east and west coast has allowed us to take the services we provide to our national customers to the next level.

Walter Callejas
Co-Founder | Synergy

Employee Spotlight

The leadership team makes it clear that they truly think of its employees as partners, value our happiness, and want us to succeed. Their mentorship has created other leaders with the same consideration throughout the company.

Colin Hammond
Sr. Project Manager | Geotechnical

Join a winning team of professionals.