CSP, CHMM, or similar)* Subject matter expertise in air permitting and compliance; experience with air dispersion modeling, stack testing, or ambient air measurement* Familiarity with multi-media auditing and other compliance areas (storm water, SPCC, RMP/PSM, CEQA permitting)Key Responsibilities* Develop and execute strategic business plans to grow ERM's Air Quality service area in Texas* Serve as a senior technical expert for air permitting and compliance programs, ensuring clients maintain maximum operating flexibility* Act as a "seller/doer" by identifying opportunities, preparing proposals, and leading project delivery* Build and expand client relationships to generate repeat business and cross-sell ERM's services* Mentor and develop junior and mid-level consultants, fostering a culture of technical excellence and collaboration* Collaborate with ERM's global Air Quality & Climate Change team to share best practices and deliver innovative solutionsIf you're a strategic leader ready to combine technical expertise with business impact, this is your opportunity to grow your career while helping organizations navigate complex environmental challenges and build a more sustainable future. What You'll BringRequired:* Bachelor's degree in engineering (chemical, mechanical, environmental) or related discipline, or equivalent experience* 4-5 years (7 preferred) of air quality consulting experience with technical expertise in Title V, PSD, NSR, BACT, and MACT* Proven track record as a "seller/doer," successfully winning and delivering strategic projects* Strong understanding of federal and state air regulations* Established relationships within Oil & Gas, Manufacturing, Technology, or Chemical sectors in Texas* Exceptional leadership, communication, and client relationship skills* This position is not eligible for immigration sponsorshipPreferred:* Professional certifications (P.E.,