Harris Miller Miller & Hanson Inc. (HMMH), a leader in transportation environmental consulting, seeks a Senior Consultant to join our growing Aviation Environmental & Sustainability Group. This is a hybrid position is based one of our six office locations.   Residency within commuting distance of San Diego International Airport (SAN) is required. You will contribute to noise and air quality studies, sustainability planning, environmental impact mitigation, regulatory compliance, and public engagement for airport projects worldwide. HMMH, founded in 1981, has a proven track record of delivering expert environmental solutions to over 200 airports.  Position Responsibilities:    • Conduct acoustical testing, field measurements, data analysis, and technical reporting for various acoustics projects.    • Manage projects, including budgets, contracts, equipment, and lab operations.    • Perform acoustical modeling, quality control, and analysis, including for airport sound insulation and other programs.    • Conduct outdoor fieldwork up to 2 weeks monthly or every other month.    • Train and supervise junior staff in technical areas (e.g., acoustical modeling, GIS, data analysis, project management).    • Develop and deliver presentations to diverse audiences.    • Collaborate with clients and subconsultants on contracts, task orders, and proposals (scopes, budgets, etc.).    • Stay current with industry trends and participate in professional societies/conferences.    • Other duties as assigned.  Minimum Requirements:    • 3-8 years of relevant experience.    • BS, BA, or MS in a technical field (acoustics preferred; aerospace, physics, engineering, etc., accepted).   • Strong quantitative, analytical, and communication skills • Experience with sound or professional measurement equipment.    • Proven project management and presentation skills.    • Comfortable engaging with clients, the public, and strangers in the field.    • Ability to write clear reports, letters, and proposals.  Preferred Qualifications:    • Knowledge of acoustic/aviation terminology.    • Consulting experience.    • GIS, SQL, Python, AEDT, or NOISEMAP skills.    • Strong client relationship experience. Physical Requirements:  • Must be able to lift up to 40 lbs., overhead, regularly while conducting field measurements  • This position requires frequent local, West Coast, and eventually national travel. • This position requires working in the field outside with multiple weather elements. Location:   • San Diego, CA  • Anaheim, CA • Dallas, TX • New York, NY • Washington, D.C. • Burlington, MA HMMH offers competitive salaries, a comprehensive benefits package, and a positive work atmosphere. Our firm provides opportunities for professional development and career growth for dedicated and strong performers. HMMH is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, disability, age, national origin, veteran status, genetic information, or any other status protected by applicable law. HMMH is committed to providing access, equal opportunity, and reasonable accommodation for individuals with disabilities and other protected needs in employment, its services, programs, and activities. To request a reasonable accommodation, contact us through our website at https://hmmh.com/contact/.