Lead the development and expansion of Langan’s Noise Practice in California, including strategy, positioning, and service offerings; Identify and pursue new business opportunities, leveraging existing relationships and building new client connections across public and private sectors; Drive proposal efforts, scope development, and fee strategy for noise-related services; Partner with firm leadership to align noise services with broader CEQA, infrastructure, and land development growth initiatives; Serve as a client-facing subject matter expert, advising on noise, vibration, and environmental compliance strategies; Build and maintain relationships with developers, agencies, transportation authorities, and infrastructure clients; Represent Langan in industry forums, client meetings, and regulatory engagement, elevating the firm’s presence in the California market; Serve as the lead technical authority for noise and vibration analyses, with coordination of air quality and GHG considerations alongside multidisciplinary teams; Lead and review noise and vibration technical studies and CEQA documentation (EIRs, IS/MNDs, appendices), ensuring high-quality, defensible deliverables; Oversee development of noise modeling and impact assessments and mitigation strategies across project types; Provide executive-level QA/QC and technical direction across the practice; Mentor and grow a high-performing technical team, providing guidance, oversight, and career development support; Establish and implement best practices, tools, and methodologies across the noise discipline, in coordination with adjacent technical areas as needed; Serve as an internal thought leader, advising project teams and leadership on complex noise/vibration and regulatory issues; Support project scoping and environmental strategy, including thresholds, methodologies, and regulatory positioning; Collaborate with CEQA project managers and technical SMEs to integrate noise analyses into broader environmental documents, with coordination of air quality and GHG analyses as applicable; Lead or support responses to agency comments, public review, and legal defensibility requirements. 10+ years of experience leading noise and vibration analyses for CEQA projects, with familiarity working alongside air quality and GHG disciplines; Demonstrated success in a seller-doer or practice leadership role, including business development and client relationship management; Bachelor’s degree in environmental studies, engineering, acoustics, urban planning, or a related field (advanced degree preferred); Deep expertise in California regulatory frameworks, agency guidance, and accepted methodologies for noise and vibration, with working knowledge of air quality and GHG requirements; Strong working knowledge of 23 CFR Part 772 and the Caltrans Traffic Noise Analysis Protocol; Advanced proficiency with FHWA TNM, FHWA RCNM, CadnaA, SoundPLAN, or similar tools; Familiarity with CalEEMod, EMFAC, and AERMOD, or ability to coordinate and oversee air quality modeling efforts is a plus; Experience supporting Health Risk Assessments (HRAs) and coordinating with agencies such as BAAQMD, SCAQMD, EPA, and CARB; Proven ability to lead teams, win work, and deliver high-quality technical projects; Excellent communication and executive-level client engagement skills.