LNG Process Design Lead Engineer
ConocoPhillips Co
- # LNG Process Design Lead EngineerApplyremote type: Fully Onsitelocations: Houston, TXtime type: Full timeposted on: Posted 3 Days Agojob requisition id: REQ-006000Welcome to ConocoPhillips, where innovation and excellence create a platform for opportunity and growth. Come realize your full potential here.**Who We Are**We are one of the world’s largest independent exploration and production companies, based on proved reserves and production of liquids and natural gas. With operations and activities in 13 countries, we explore for, develop, and produce crude oil and natural gas globally. We are challenged with an important job to safely find and deliver energy to the world. Our employees are critical to our success, and with them we power civilization.We’re grounded by our SPIRIT Values – safety, people, integrity, responsibility, innovation, and teamwork. These values position us to deliver strong performance in a dynamic business – but not at all costs. We believe it’s not just what we do – it’s how we do it – that sets us apart.**Fostering an Inclusive Work Environment**To deliver superior performance, we create an environment that respects the contributions and differences of every individual. Wherever possible, we use these differences to drive competitive business advantage, personal growth and, ultimately, create business success.**Job Summary**Reporting to the LNG Process Engineering Manager, the LNG Process design Engineer is responsible for leading and coordinating process design activities for LNG projects across all phases of project development. These phases include conceptual studies, Pre-FEED, FEED, and EPC execution. The role also requires active participation in plant commissioning, startup, and post-startup support, including on-site troubleshooting and performance optimization. The position requires strong technical expertise in LNG process design, EPC project execution, and hands-on experience supporting commissioning and startup of major LNG facilities.**Position Overview****Your responsibilities may include:****Conceptual Development, Pre-FEED & FEED Phases*** Participate in the development and definition of overall LNG project and process design basis.* Provide technical guidance and process engineering support to EPC contractors, and client teams.* Perform LNG liquefaction process concept selection studies and refrigeration compressor driver selections* Develop process configuration according to process design basis* Identify optimal LNG process configurations to improve efficiency, reliability, and operability.* Perform LNG plant design case and rating cases simulation* Prepare technical reports and evaluations comparing alternative process schemes.* Support validation of project economics through process design inputs and performance analysis.* Develop licensor process design package (PDP), including: + Process description with control philosophy + Block Flow Diagram (BFD) + Process Flow Diagrams (PFDs) and Heat & Material balances + Material Selection Diagrams + Process equipment sizing and datasheet + Process Control Narratives + Preliminary Piping & Instrumentation Diagrams (P&IDs)* Review and approve technical specifications and datasheets for long lead-time process equipment.* Coordinate with the EPC contractor to establish accurate preliminary hydraulic models and line sizing.* Participate in refrigeration compressor optimization with the compressor venders and EPC contractors* Participate in P&ID line by line review* Participate in process safety and risk assessments, including HAZID and HAZOP workshops.* Support cost estimating activities, project scheduling, and review/approval of engineering deliverables.**FEED, EPC Execution & Post-Startup Phases*** Maintain overall progress, technical integrity, quality, and accuracy of process engineering deliverables throughout FEED and EPC execution.* Ensure compliance with company and project-specific engineering standards and minimum requirements throughout the design process.* Update, review, and finalize detailed process design deliverables, including PFDs, UFDs, H&MBs, and P&IDs.* Prepare and/or verify process design and rated-case simulations using industry-standard tools (e.g., Aspen HYSYS).* Prepare and/or check process equipment datasheets and specifications.* Develop and/or verify detailed distillation column hydraulic designs, including tray or packing ratings.* Participate in multidisciplinary design reviews, including: + P&ID Reviews + HAZOP and SIL studies/workshops + 3D Model Reviews* Coordinate with the EPC contractor to ensure accurate and appropriate line sizing, routing, and pressure drop profiles across process systems.* Review vendor and mechanical datasheets to verify compliance with process requirements.* Participate in manufactured equipment reviews, module check-outs, and P&ID walk-downs.* Provide direct support during commissioning, startup, and initial operations, including on-site assignments as required.* Troubleshoot and resolve process and operational issues during startup and post-startup phases.* Perform revamp and debottlenecking studies to improve plant capacity, availability, and operational performance.**Basic requirements:*** Bachelor’s degree or higher in Chemical Engineering, related field, or foreign equivalent* 15 or more years of process design experience in gas processing plants, ethylene plants, and LNG facilities.* 3 or more years of leadership experience, preferably serving as Process or Project Lead for EPC/Operating companies on major LNG projects, providing technical leadership in LNG Liquefaction design, commissioning support and operational excellence.* Proven experience supporting plant commissioning, operational excellence initiatives, and performance testing.* Demonstrated experience working within a technology licensor organization and supporting major capital projects across all phases, including Pre-FEED, FEED, and EPC.* Hands-on involvement in plant commissioning, startup, and post-startup operational support.* Strong foundation in process design fundamentals, including: + Process simulation using tools such as Aspen HYSYS + Advanced knowledge of thermodynamics and equations of state + In-depth understanding of cryogenic hydrocarbon separation processes + Comprehensive knowledge of refrigeration processes and technologies + Strong understanding of nitrogen rejection and heavy hydrocarbon removal processes + Proven experience in refrigeration process selection and optimization + Demonstrated expertise in equipment selection for cryogenic services + Proven knowledge of distillation column design and optimization + Development of Process Flow Diagrams (PFDs) and strong understanding of process control strategies + Development and review of Piping & Instrumentation Diagrams (P&IDs) + Participation in and facilitation of process safety studies (HAZOPs)* Willingness to travel and work at project sites as required.* Demonstrated strong technical judgment and problem-solving capabilities.**Preferred requirements:*** Strong expertise in cryogenic separation process design and plant operations.* Proven team player with the ability to lead, influence, and drive results through multidisciplinary teams.* Strong knowledge of engineering and construction standards, materials, and vendor/contractor practices.* Solid understanding of engineering workflows and execution processes.* Excellent interpersonal and communication skills, both written and verbal.* Ability to foster a collaborative, high-performance team environment.* Self-motivated and capable of working strategically with minimal supervision.* High attention to detail with strong analytical skills.* Ability to support the development and delivery of employee training programs.* Broad knowledge of equipment used in cryogenic processing facilities.* Strong capability to prepare technical reports and deliver effective presentations to management and key stakeholders.* Demonstrated success working in multidisciplinary and multicultural environments.* Prior experience working with a technology licensor supporting gas plants, ethylene plants, and LNG facilities is highly desirable.**Apply By:**Jun 14, 2026**Sponsorship:**ConocoPhillips’ sponsorship for employment authorization in the U.S. is NOT available for this position.**Benefits Overview**ConocoPhillips offers a competitive and comprehensive benefits package designed to support your well-being and career growth:* **Taking Care of Your Health & Wellness**: Medical, dental, vision, mental health support, and wellness programs.* **Supporting and Building Financial Security**: Competitive base pay, annual performance bonuses, and retirement savings plans.* **Promoting Work-Life Balance**: Paid time off, paid parental leave, and family support resources.* **Offering Career Development**: Access to training, mentoring, and internal career mobility tools.* **Guiding Recognition & Inclusion**: Peer-nominated awards, inclusive culture, and employee resource groups.**Why ConocoPhillips**At ConocoPhillips, we believe our people power the future of energy. We’re committed to creating a workplace where employees feel valued, supported, and inspired to grow—professionally and personally.We don’t just offer jobs—we offer meaningful careers in a company that values how we work as much as what we achieve.**EEO:**In the US, ConocoPhillips is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, age, disability, veteran status, gender identity or expression, genetic information, or any other legally protected status.
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