Senior LP Models Engineer

Phillips 66 • Houston, TX

4d • $185,400 - $226,600

About The Position

As a Senior LP Models Engineer supporting refinery planning optimization at Phillips 66, you will serve as a recognized technical authority for LP models that inform decisions across the refining portfolio. The role combines engineering judgment with the opportunity to shape tools, standards, and practices that improve planning decisions. You will work across refining, technology, and external partners in a visible role with meaningful business impact.

You will own and support LP models serving two or more refining sites, lead model improvements, perform reviews and accuracy analysis, and provide advanced troubleshooting for the planning community. You will collaborate with scheduling model experts, IT teams, third parties, and software vendors. The position also supports feasibility studies and economic analyses, coordinates model-improvement and technology initiatives, and builds capability through training, mentoring, knowledge sharing, and documentation.

The position requires at least seven years of relevant experience in refinery economics, operations, process engineering, or fuels blending/scheduling; at least five years of direct LP model experience; and at least five years using AspenTech PIMS-AO. Travel of 5% is required to visit regional sites. The base salary range is $185,400–$226,600. Benefits for certain eligible, full-time employees include an annual variable cash incentive program, an 8% 401(k) company match, a cash balance pension account, medical, dental, and vision benefits, an annual company contribution to an HSA for employees on an HDHP, and well-being programs and incentives.

Requirements

• Legally authorized to work in the job posting country.
• Bachelor’s degree or equivalent level.
• At least 7 years of experience in refinery economics, operations, process engineering, or fuels blending/scheduling.
• At least 5 years of direct experience working with LP models.
• At least 5 years of experience with AspenTech PIMS-AO.
• 5% travel to visit regional sites is required.
• Intermediate proficiency with Microsoft Office Suites (Word, Excel, PowerPoint).

Nice To Haves

• At least 7 years of experience in Refinery Planning and Economics.
• At least 7 years of experience with AspenTech PIMS-AO.
• Advanced proficiency with Microsoft Office Suites (Word, Excel, PowerPoint).
• Skills and proficiency with KBC PetroSIM, HCAMS/HCOMET, and PI Vision/PI AF.
• Visual Basic and Python programming experience.
• Strong analytical and problem-solving skills.
• Possession of a valid driver's license.
• Strong understanding of downstream value chain business drivers.

Responsibilities

• Own and provide hands-on support for LP models serving two or more refining sites; assess complex needs and deliver authoritative technical recommendations.
• Lead model structure changes, sub-model retuning, crude assay updates, and other enhancements to improve accuracy and align with company best practices.
• Conduct detailed model reviews, site audits, accuracy backcasting, and metric analysis; translate findings into prioritized improvement plans and validated actions.
• Provide advanced troubleshooting and case analytics for the planning community, and partner with scheduling model experts to align LP and scheduling models.
• Design, evaluate, and improve tools, data flows, dashboards, and reporting that support model assurance, accuracy updates, and efficient decision-making.
• Coordinate with IT teams, third parties, and software vendors on system updates, release testing, product improvements, and data integration.
• Support feasibility studies and economic analyses for capital projects, turnarounds, maintenance outages, and other opportunities by adapting model structures to business needs.
• Plan and coordinate model-improvement and technology initiatives, developing standards, specifications, validation approaches, and work processes that improve quality and compliance.
• Build capability across the planning community through training, mentoring, knowledge sharing, best practices, and documentation of technical solutions and lessons learned.

Benefits

• Annual Variable Cash Incentive Program (VCIP) bonus.
• 8% 401k company match.
• Cash Balance Account pension.
• Medical, dental, and vision benefits.
• Annual company contribution to a Health Savings Account for employees on HDHP.
• Total well-being programs and incentives, including Employee Assistance Plan, well-being reimbursement, and backup family care services.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior