Sr. Coordinator, RGLNG Water & Waste

NextDecade is committed to providing the world access to reliable, lower-carbon energy through the safe and efficient development and operation of natural gas liquefaction capacity at Rio Grande LNG. The company is developing and constructing the Rio Grande LNG natural gas liquefaction and export facility near Brownsville, Texas, with approximately 48 MTPA of potential liquefaction capacity currently under construction or in development. NextDecade’s common stock is listed on the Nasdaq Stock Market under the symbol “NEXT.”

About the role

The Sr. Coordinator, Water & Waste is responsible for ensuring environmental requirements related to water and waste are effectively implemented and sustained within day-to-day operations. This role translates regulatory and permit requirements into practical operational controls, working closely with Operations, Maintenance, and Engineering to embed environmental compliance into procedures, systems, and field execution. The position is accountable for verifying compliance in practice—not just in documentation—through field presence, data review, and coordination across functions. This position is located in Brownsville, TX.

Responsibilities

• Manage the onsite waste and water programs (NPDES, RCRA, CERCLA, EPRCA, etc.) for the Operating Facility.
• Oversee implementation of key programmatic plans (SWPPP, SPCC, Waste Management, Hazardous Waste Contingency Plan, etc.).
• Monitor and verify compliance with environmental conditions of regulatory approvals and applicable environmental regulations/guidelines.
• Translate regulatory and permit requirements into clear, executable operational controls.
• Work with Operations and Maintenance to embed environmental requirements into procedures, work instructions, and SAP tasks.
• Partner with Engineering and Operations to ensure systems (e.g., alarms, monitoring, inspections) support compliance.
• Develop and maintain compliance demonstration narratives for water and waste requirements.
• Conduct field-based verification to confirm requirements are being met in practice.
• Identify gaps and drive practical, implementable solutions, not just findings.
• Support startup/commissioning by ensuring environmental requirements are understood and executable in real time.
• Conduct assurance activities related to the Environment Compliance Program and associated management action plans.
• Manage hazard identification, inventory, and risk management.
• Oversee environment training program, competency management, and mapping of environment controls.
• Track and trend waste management, water discharge, and assure accurate and timely reports.
• Interpret laboratory reports and analytical data to assure appropriate waste classification.
• Support effective and efficient waste storage, transport, and disposal practices.
• Monitor and oversee waste generation, storage, and disposal in accordance with environmental regulations.
• Advise and implement fit-for-purpose tools to manage waste profiles and environmental compliance tracking.
• Maintain management system documents and records.

Requirements

• Bachelor’s degree in environmental science, engineering, or related field or equivalent practical experience in environmental compliance or operations.
• 10+ years' experience in environmental waste management or environmental compliance within the oil and gas, pipeline, or similar industries.
• Ability to develop and implement practical, field-executable procedures in collaboration with Operations and Maintenance.
• Strong verbal and written English communication skills.
• Ability to work in a fast-paced, startup environment with evolving systems and priorities.
• Strong ownership mindset—takes accountability for outcomes, not just tasks.
• Ability to translate complex regulatory requirements into practical, executable actions.
• Effective collaboration with Operations and Maintenance teams.
• Willingness to work in the field to understand how work is performed.
• Bias toward problem-solving and solution development rather than escalation.
• Ability to maintain detailed records to ensure compliance with all company policies as well as all local, state, and federal regulations.
• A Transportation Worker Identification Credential (TWIC) card and a valid driver’s license are required.

Qualifications

• Certification in environmental management, water quality, or air quality is a plus.
• Research skills to stay updated on emerging environmental issues, technology, and regulation changes.
• 4+ years onsite LNG operational experience.
• Strong negotiation and conflict resolution skills.
• Proficiency in reading engineering drawings, P&IDs, specifications, and site plans.
• Excellent troubleshooting and problem-solving skills, with the ability to work independently and make informed decisions under pressure.
• Familiarity with industry standards, safety protocols, and regulatory compliance in LNG.
• Understanding of process relevant to LNG and major hazards working on an Operational site.
• Strong communication and interpersonal skills, with the ability to collaborate effectively with cross-functional teams.

Work Environment

• Must be able to wear all necessary PPE equipment to perform job functions.
• Operates in a complex construction environment.
• Exposure to indoor and outdoor weather conditions, including hot, cold, wet, humid, or windy weather.
• Exposure to moving mechanical parts and electrical circuits.
• Exposure to constant or intermittent sounds of a pitch level sufficient to cause marked distraction.
• Routinely uses standard office and field communications equipment such as computers, phones, photocopiers with scanner and fax, and radios.
• Ability to drive to other Company work locations as required.
• Ability to move throughout all areas of the facility, including being physically capable of traveling to a designated muster point during emergency situations.
• Stand and/or sit continuously and perform job functions for a full shift.
• Fully mechanical motion and usage of all extremities required.
• Physically able to walk, stand, bend, stoop, kneel, reach, twist, lift, push, pull, climb, balance, crouch, handle, and lift items weighing up to 20 lbs. without assistance.
• Visual acuity corrected to perform job functions, including close vision, distance vision, color vision, peripheral vision, depth perception, and ability to adjust focus.
• Must be able to clearly communicate with others via radio, phone, and verbal methods.
• May be required to enter confined spaces.
• May be required to work at elevated heights and access elevated structures without assistance.

Company Values

• Safety – We make safety a priority. Everything we do relies on the safety of our people and the communities around us.
• Integrity – We do the right thing, and are open, ethical, and fair. We hold ourselves to the highest standards in all that we do.
• Honesty – We value truth and honesty in ourselves and others. We honor our commitments and take responsibility for our actions.
• Respect – We listen, and respect people, the environment, and the communities in which we live and work.
• Transparency – Transparency builds trust. We promote open communication with our people, our customers, and all our stakeholders.
• Diversity – We value diversity of experiences and thoughts. It takes people with different strengths and backgrounds to make our company succeed.