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Business Details
35 Years
experience
Your Trusted Engineering Partner for Infrastructure Solutions
RJM Engineering has been delivering exceptional engineering solutions since 1991, specializing in transportation, structural, and water resources projects. Our team of licensed engineers and support staff combine technical expertise with innovative problem-solving to meet client needs across the Mid-Atlantic region. As an MBE/DBE-certified firm, we prioritize quality assurance, client collaboration, and adherence to evolving industry standards.

Our engineers hold advanced degrees and maintain active involvement in professional organizations like ACEC-Maryland. We serve public agencies through comprehensive services including design, permitting, construction management, and compliance with federal/state regulations. Our flexible approach allows tailored solutions for complex infrastructure challenges while maintaining budget and schedule commitments.
Services
Transportation Engineering Structural Design Stormwater Management Rail Transit Systems Site Development Bridge Engineering Erosion Control Utility Engineering Construction Management Permitting Services
Details
  • Year established: 1991
Highlights and features
  • Established in 1991 with continuous growth and regional expertise
  • MBE/DBE-certified firm meeting diverse public agency requirements
  • Engineers licensed in 10+ states with advanced degrees and certifications
  • Comprehensive services from planning to construction phase support
  • Proven track record with federal, state, and local transportation projects
Associations and certifications
  • MBE
  • DBE
Services
Transportation Engineering
We provide comprehensive transportation engineering for highways, bridges, and rail systems. Our services include geometric design, traffic analysis, and construction management. With expertise in federal and state compliance, we deliver solutions that enhance mobility while meeting environmental regulations. Our team has completed major projects like the Intercounty Connector and MARC rail improvements.
Structural Engineering
Our structural engineering services cover bridges, retaining walls, and pedestrian structures. We combine aesthetic treatments with HS20 load requirements and environmental considerations. Recent projects include the J.E.B. Stewart Trail Bridge and Becca Lilly Pedestrian Bridge replacement. Our engineers ensure compliance with ADA standards and federal permitting requirements.
Stormwater Management
We specialize in stormwater management systems that meet TMDL goals and MDE regulations. Services include hydrologic modeling, BMP assessments, and erosion control plans. Our team designed Maryland's first project under 2010 stormwater regulations and provides solutions for highway, transit, and urban development projects across multiple jurisdictions.
Rail Transit Systems
We offer full-cycle rail engineering for commuter and freight systems. Services include track design, grade crossing improvements, and maintenance facility planning. Our work spans MARC rail, Baltimore Metro, and Norfolk Tide Light Rail projects. We provide safety inspections, FRA-compliant evaluations, and construction phase support for rail infrastructure.
Site Development
Our site engineering covers grading, utilities, and storm drainage for public infrastructure. We handle LEED-compliant designs, erosion control, and utility coordination. Recent projects include university campus improvements, transit yard facilities, and streetscape enhancements. Our team manages permitting with WSSC, MDE, and local agencies.
Questions
What engineering services does RJM specialize in?
We specialize in transportation, structural, and water resources engineering for public infrastructure projects.
Are you MBE/DBE certified?
Yes, we hold MBE/DBE certifications with multiple state and federal agencies.
Which geographic areas do you serve?
We serve Maryland, Virginia, Delaware, Pennsylvania, DC, and the broader Mid-Atlantic region.
What project phases do you support?
We provide services from planning and design through construction management phases.
How do you handle regulatory permitting?
Our team coordinates with MDE, WSSC, USACE, and other agencies to obtain required permits.