Title: Hydrocarbon Scheduler Location: Houston Job Description: We explore and discover the limitless possibilities of energy so we can all progress. We believe in the power of talent to shape the future. That’s why we’re looking for curious, bold individuals who are eager to grow and create new ways forward—people who want to join us in building a more sustainable, innovative, and inclusive world. We strongly believe that diversity fuels creativity and innovation. That’s why we welcome professionals who are ready to grow, learn, and bring their perspective to the energy challenges of today and tomorrow. Here, you’ll find a place to grow and unlock your full potential. Repsol is hiring a Hydrocarbon Scheduler within the Unconventional Business Unit, to be based out of our office in The Woodlands, TX. Business Unit: Unconventional Business Unit Location: The Woodlands, Texas FLSA Status: Exempt Reports To: Planning & Resources Sr. Manager Location: This role is to be supported onsite from the Repsol office located in The Woodlands, Texas. Following the initial training period, the position is eligible for our compressed work schedule (hybrid 9/80), with manager approval. The schedule may be adjusted as needed based on business needs or individual performance. Position Summary The Hydrocarbon Scheduler is responsible for leading daily hydrocarbon scheduling activities for the Unconventional Business Unit, with primary focus on natural gas and supporting responsibility across crude oil, condensate, and natural gas liquids as needed. This role ensures hydrocarbons are delivered accurately, efficiently, and in alignment with commercial strategy, operational realities, and contractual obligations. The position serves as a key interface across Operations, Commercial, Trading, Gas Accounting, Midstream, Asset teams, and third parties to optimize flow paths, mitigate constraints, manage imbalances, and maximize product value. The Senior Hydrocarbon Scheduler is also expected to drive process improvements, strengthen scheduling tools and reporting, and provide mentorship and backup support across the scheduling function. Key Responsibilities Hydrocarbon Scheduling & Optimization - Lead daily and monthly hydrocarbon scheduling activities, with primary accountability for gas nominations and supporting coverage for crude, condensate, and NGL streams. - Submit accurate and timely plant and pipeline nominations in multiple systems based on operational forecasts, field conditions, contractual requirements, and commercial priorities. - Monitor scheduled versus actual volumes and proactively manage changes, disruptions, curtailments, and downstream constraints. - Create and maintain Horizon trades to accurately capture and track physical gas movements and pricing. - Optimize hydrocarbon flow paths to maximize value, reduce costs, and minimize contract deficiencies. - Maintain strong working knowledge of pipeline tariffs, transportation terms, commercial agreements, and scheduling requirements that influence nomination and delivery decisions. Commercial & Cross-Functional Coordination - Act as a focal point between field operations, trading, commercial, gas accounting and third-party midstream providers to ensure timely communication of production changes, constraints, and scheduling adjustments. - Coordinate closely with Operations and Commercial teams to ensure forecast changes, downtime, and allocation impacts are understood and reflected in scheduling decisions. - Build and maintain effective relationships with pipeline companies, gas control teams, marketers, traders, processors, and other third-party stakeholders. - Support business decisions with timely information, commercial awareness, and a strong understanding of operational impacts. Imbalance, Reconciliation & Reporting - Monitor volumetric discrepancies, imbalances, and allocation variances; investigate root causes and coordinate timely resolution. - Reconcile field statements, allocation statements, invoices, and actual flowed volumes to ensure data integrity and accurate hydrocarbon accounting support. - Maintain and improve spreadsheets, dashboards, and reporting tools used to track nominations, imbalances, transportation costs, and operational performance. - Support reporting, settlement activities, and ad hoc analyses for leadership and cross-functional stakeholders. Continuous Improvement & Leadership - Identify and implement process improvements that enhance scheduling efficiency, reduce manual effort, strengthen controls, and improve commercial outcomes. - Support development of best practices for hydrocarbon scheduling and standard work processes across the team. - Provide training, mentorship, and backup support to other schedulers or commercial support personnel as appropriate. - Contribute to a culture of collaboration, accountability, and continuous improvement across the scheduling and commercial interface. Required Qualifications - Full U.S. work authorization without restrictions or future sponsorship requirements. Repsol does not sponsor visas, including F‑1 (OPT/CPT). - Bachelor’s degree in Business, Engineering, Finance, Supply Chain, or related field. - 5+ years of hydrocarbon scheduling, gas scheduling, commercial midstream, or relevant upstream technical/commercial experience in the oil and gas industry. - Strong understanding of hydrocarbon scheduling processes, nominations, balancing/reconciliation, tariffs, transportation agreements, and midstream operations. - Experience working across gas and/or liquids scheduling environments. - Strong analytical, organizational, and problem-solving skills, with excellent attention to detail. - Proven ability to manage multiple priorities in a fast-paced, deadline-oriented environment. - Strong communication and interpersonal skills, with ability to work effectively across technical, field, and commercial teams. - Advanced proficiency in Microsoft Excel, PowerPoint, and other business tools; ability to quickly learn and use additional systems and reporting platforms. - Availability to provide after-hours or weekend support when required to monitor midstream points, nomination changes, or operational issues. Preferred Qualifications - Proficiency in both gas and liquids upstream scheduling. - Experience with hydrocarbon accounting, settlement, and invoice reconciliation. - Familiarity with ETRM systems and/or scheduling-related platforms. - Experience developing reporting tools, dashboards, or workflow improvements. - Spanish language skills are a plus

• Interns will be placed on teams aligned with their academic background, interests, and business needs. • Participants will contribute to meaningful projects, gain exposure to industry tools and practices, and develop professional skills in a collaborative environment. • Support ongoing projects and operational initiatives. • Conduct research, analysis, and documentation. • Collaborate with cross-functional teams. • Participate in meetings and team planning sessions. • Deliver assigned tasks within established timelines. • Learn organizational tools, systems, and best practices. • Present internship outcomes or project learnings (if applicable)

• Understand and be proficient using Teams, Word, Excel, “OBS”, SalesForce, and other audio and visual technology related to virtual meetings • Effectively train and motivate our partners to be successful trainers • Effectively train nursing staff on product use and practical applications • Create virtual curriculums to address educational needs • Implement and execute virtual education sessions as necessary (basic, advanced) for our partners. • Maintain product competency through keeping up-to-date on product and procedural changes.

• Installation et mise en service de machines d’étiquetage automatique • Formation des opérateurs et techniciens de maintenance clients • Maintenance préventive et curative des équipements • Diagnostic de pannes mécaniques, électriques et pneumatiques • Réparation et remise en conformité des machines • Rédaction de rapports d’intervention • Suivi technique et conseil auprès des clients • Remontée d’informations terrain et participation à l’amélioration continue • Gestion d’un stock de pièces détachées dédié