Senior Technical Manager- Air Quality, GHG and Noise

Psomas is seeking a Senior Technical Manager for Air Quality, GHG, and Noise in their San Diego office. The role involves leading environmental analyses for CEQA and NEPA compliance, using various modeling tools, and providing technical guidance to clients. Candidates should have a relevant degree and over 20 years of experience in the field. The position offers a hybrid schedule, benefits, and opportunities for professional development.
About the position

Own Your Future at Psomas Join a 100% employee-owned firm where long-term thinking, shared success, and meaningful environmental impact come together. As our Senior Technical Manager – Air Quality, GHG & Noise for our Environmental Services group in our San Diego, CA office, you'll lead and contribute to high-impact environmental work across a diverse portfolio of public and private sector projects. You'll deliver technical excellence in air quality, greenhouse gas, and noise analyses while collaborating with multidisciplinary teams to support CEQA and NEPA compliance.

Responsibilities

Lead Air Quality, GHG & Noise Analyses: Prepare technical studies supporting CEQA and NEPA documentation across a range of project typesModeling & Technical Assessment: Perform emissions, health risk, and noise modeling using tools such as CalEEMod, AERMOD, EMFAC, HARP, OFFROAD, SoundPlan, TNM, and ExcelClient & Project Support: Act as a key technical contact, providing guidance, recommendations, and responsive communication to clients and internal teamsMentorship & Team Leadership: Support junior staff development and foster collaboration within multidisciplinary project teamsBusiness Development Support: Contribute to proposals, scopes of work, fee estimates, client interviews, and marketing effortsCross-Disciplinary Collaboration: Partner with internal teams to deliver practical, compliant, and innovative environmental solutionsRequirements

Bachelor's degree in Civil or Environmental Engineering, Environmental Science, Atmospheric Science, Meteorology, Planning, or related field20+ years of professional experience in air quality, GHG, and noise analysis supporting CEQA and NEPADeep experience with modeling tools including CalEEMod, AERMOD, EMFAC, HARP, OFFROAD, SoundPlan, TNM, and ExcelStrong understanding of federal and state regulations (CEQA, NEPA, Clean Air Act)Excellent technical writing, analytical, and communication skillsProven ability to manage complex assignments and collaborate across teams and clientsBenefits

Company-funded ESOP + 401(k) with immediate match3/2 hybrid scheduleClear pathways, coaching, and leadership developmentCollaborative teams that invest in your developmentCommunity-impact projects plus ways to give backDiscretionary bonus and recognition programs3 weeks PTO + 8 paid holidaysComprehensive medical, dental, and vision coverage for you and your family