; Job Title: ; Langan provides expert land development engineering and environmental consulting services for major developers, renewable energy producers, energy companies, corporations, healthcare systems, colleges/universities, and large infrastructure programs throughout the U.S. and around the world. Our employees collaborate seamlessly among 50+ offices and gain valuable hands-on experience that fosters career growth. Langan culture is entrepreneurial from advancing innovative technical solutions, to participating in robust training and knowledge sharing, to making progressive change within the communities we live and work. Consistently ranked among the top ten “Best Firms to Work For” and Engineering News-Record’s top 50 firms worldwide, Langan attracts and retains the best talent in the industry. Employees thrive at Langan, a firm that fosters an inclusive and supportive work environment for all; prioritizes wellbeing, health, and safety; encourages volunteerism and philanthropy; offers workplace flexibility, along with carbon-neutral office spaces; and empowers individuals to contribute their skills and knowledge to make impactful contributions. Job Summary Langan is seeking a ;Senior Geotechnical Project Engineer ;to join its collaborative team in ;New York. This individual will serve a key function in managing client interaction, providing staff training and project leadership, performing numerical analyses to simulate foundation settlements, site-specific seismic studies, preparation of technical reports, specifications, plans, designing foundations, and other geotechnical aspects of construction. ; In this role, you will have the opportunity to partner cross-functionally with top industry leadership in an ever-evolving environment. Job Responsibilities Perform or check numerical analyses to model building foundations, excavations, and dewatering Perform or check site-specific seismic studies (developing ground motions, ground response analyses, develop code-compliant recommendations); Preparation of technical reports, specifications, and geotechnical recommendations; Preparation of proposals, coordinating projects, managing clients and managing billings; Provide mentorship, coaching, and review of work for staff; Perform observation during construction projects; Perform and manage multiple projects and tasks within specific budgets, schedules, and deadlines. Monitor budgets, schedules, and project timelines; and Perform other duties as r..