Senior Managing Consultant - Surface Transportation

Harris Miller Miller & Hanson Inc. (HMMH) is a trusted leader in the study, assessment, and mitigation of the impacts of new and existing major infrastructure projects. We provide consulting services to government and private sector clients across aviation, highway, rail, transit, industrial, energy‑generation, construction, military, recreational, and entertainment sectors. Since our founding in 1981, HMMH has addressed environmental impacts from projects throughout the country.

We have an immediate opening for a Senior Managing Consultant to join our Surface Transportation Group in either a remote or hybrid position out of one of our six office locations.

This position supports our growing transportation planning and environmental practice through technical leadership, project delivery, and strategic business development for the Surface Transportation Group. We are seeking a senior professional who can lead complex rail and highway projects, mentor staff, strengthen client relationships, and help expand HMMH’s presence.

Approximately one week per month of travel is expected to support project delivery, business development efforts, and industry engagement. This role requires building and maintaining strong relationships with clients and professional organizations such as the American Council of Engineering Companies (ACEC), National Association of Environmental Professionals (NAEP), Transportation Research Board (TRB), and Institute of Noise Control Engineering (INCE). Projects range from local efforts to major metropolitan initiatives nationwide.

As a national leader in noise and vibration analysis, HMMH offers opportunities to work on some of the most technically complex and high‑profile infrastructure projects in the U.S.

• Successfully manage large and complex noise and vibration analysis projects from start to finish, including scope, schedule, budget, staffing, quality control, and client communication.
• Serve as a senior technical resource in environmental acoustics, applying advanced quantitative analysis to evaluate highway and rail noise and vibration impacts, mitigation strategies, and abatement alternatives.
• Develop and oversee highway noise analyses using the Federal Highway Administration’s (FHWA’s) Traffic Noise Model (TNM) and conduct railroad and transit noise and vibration analyses using Federal Transit Administration (FTA) guidance and Federal Railroad Administration (FRA) methodologies, as applicable.
• Design, conduct, and supervise noise and vibration measurement programs, including selecting instrumentation, developing field methodologies, and interpreting results.
• Prepare and review complex technical reports involving noise, vibration, and related environmental analyses; provide report structure guidance and quality review for staff‑prepared deliverables.
• Review and supervise staff‑prepared TNM models, FTA noise and vibration assessment inputs, and related technical analyses.
• Supervise subconsultants and coordinate technical work across multidisciplinary project teams.
• Provide technical mentorship to staff, identify project technical requirements, and coach team members on technical methods, project management best practices, and professional development.
• Conduct research on transportation, environmental, sustainability, and related regulatory topics.
• Lead and/or support proposal development for large and complex projects, including strategy, technical approach, scope development, staffing plans, and cost estimates.
• Develop and execute business development plans in established markets while identifying and pursuing strategic growth opportunities.
• Build and maintain strong client relationships and contribute directly to securing new work.
• Partner closely with marketing and business development teams to support strategic growth initiatives and drive execution.
• Lead one or more internal corporate initiatives that strengthen HMMH’s technical capabilities, operational excellence, or strategic growth.
• Travel to client sites, conferences, and industry events up to 25% of the time.
• Other duties as assigned.

• BA or BS in a technical field such as…