Andrés Valenzuela

Senior Staff Engineer at Langan Engineering & Environmental Services LLC

Role
Senior Staff Engineer - Remediation Technologies at Langan Engineering & Environmental Services
Location
West Orange, NJ, US
LinkedIn followers
500 followers

About Andrés Valenzuela

I am an Environmental Engineer specializing in remediation technologies, with extensive experience designing, operating, and optimizing systems that address complex environmental challenges. At Langan, I combine technical leadership with hands-on field experience to deliver effective and high-impact solutions for contaminants of concern within soil, groundwater, and soil vapors.My background spans the full remedial process—from site characterization and pilot testing to full-scale system design, installation oversight, and long-term O&M. I have managed subcontractors and participated in multidisciplinary teams, ensuring projects are executed safely, efficiently, and in full regulatory compliance.Key areas of expertise include:Remediation system design & optimization (AS, SVE, SSDS)Field pilot testing, sampling, and site characterization2D pneumatic modeling and performance evaluationEnvironmental regulatory compliance, permitting, and reportingSystems and subcontractor managementI hold a Bachelor of Science in Environmental Engineering from Bucknell University and am an Engineer-in-Training (EIT) in Pennsylvania. My goal is to continue advancing sustainable remediation practices while leading impactful environmental projects.

Experience

  1. Senior Staff Engineer - Remediation Technologies

    Langan Engineering & Environmental Services

    Jul 2025 — Present · Parsippany, NJ, US

    Como miembro del equipo de Tecnologías de Remediación de Langan, apoyo la coordinación de actividades complejas en terreno, gestionando subcontratistas y participando en el diseño, operación y mantención de systemas avanzados de remediación y mitigación. Mi función combina un liderazgo técnico con experiencia práctica en terreno, garantizando la ejecución exitosa de proyectos ambientales efectivos y de alto impacto.Principales contribuciones:Liderar estudios piloto en terreno y la operación de sistemas de air sparging (AS), extracción de vapores de suelo (SVE) y sistemas de depresurización de sub-suelo (SSDS).Gestionar subcontratistas y cuadrillas en terreno para asegurar una ejecución de proyectos de remediación ambiental segura, conforme a las normativas y económicamente eficiente.Diseñar, optimizar y supervisar la instalación de sistemas de remediación ambiental, incluyendo el modelado neumático 2D y su monitoreo post-instalación.Realizar muestreo, caracterización de sitios y reportes de conformidad normativa, incluyendo la preparación de permisos, documentación de operaciones y monitorización (O&M) y reportes técnicos.Utilizar un enfoque multidisciplinario para mejorar la eficiencia de los sistemas, reducir los riesgos operativos y generar soluciones utilizando regulaciones ambientales en constante evolución.

Education

  • The University of Edinburgh

    Study Abroad Program, Engineering

  • Bucknell University

    Bachelor of Science, Environmental Engineering

  • Waterford Kamhlaba UWCSA

    International Baccalaureate Diploma

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