What are the responsibilities and job description for the Sr Engineer III, Projects, Ponca City Refinery position at Phillips 66?
Phillips 66 & YOU - Together we can fuel the future
As a Sr Engineer III, Projects, you will serve as a recognized engineering expert driving complex projects that keep our operations safe, reliable, and competitive. You will blend strategic thinking with hands-on collaboration, shaping technical solutions, guiding project execution, and influencing key decisions across the refinery. In this role, you will work with multidisciplinary teams and external partners to turn engineering ideas into sustainable value for Phillips 66.
What You’ll Do
This position has a base salary range of $209,700 - $256,300.
At Phillips 66, we are committed to pay transparency and competitive, equitable compensation. Each role is assigned a salary grade with a defined pay range, benchmarked against industry peers. Where a candidate offer falls within the posted range depends on the candidate's experience, skills, and alignment with the role’s requirements. Offers are made to ensure internal equity and market competitiveness. Our compensation programs are designed to reward performance and support career growth.
The Ponca City Refinery is located in Ponca City, Oklahoma, approximately 95 miles northwest of Tulsa, Oklahoma. Its facilities include crude distilling, naphtha reforming, fluid catalytic cracking, alkylation, hydrodesulfurization and delayed coking units. The refinery processes a mixture of light, medium and heavy crude oil delivered via pipeline from Oklahoma, Texas, New Mexico, the U.S. Rockies and Canada. Infrastructure improvements have enabled the delivery of locally produced crude oil by pipeline and truck. The refinery produces a high percentage of transportation fuels and anode-grade petroleum coke. Refined products are primarily distributed to customers by company-owned and common carrier pipelines to markets throughout the Midcontinent region.
Total Rewards
Benefits
At Phillips 66, providing access to high quality programs and care for you and your family is important to us. Maintaining a culture of well-being — physical, emotional, social, and financial — is essential for a high-performing organization. When we are at our best, we are poised to deliver exceptional results — personally and professionally. Benefits for certain eligible, full-time employees include:
Phillips 66 has more than 140 years of experience in providing the energy that enables people to dream bigger and go farther, faster. We are committed to improving lives, and that is our promise to our employees and our communities. We are sustained by the backgrounds and experiences of our diverse teams, which reflect who we are, the environment we create and how we work together. We have been recognized by the Human Rights Campaign, U.S. Department of Labor and the Military Times for our continued commitment to inclusive practices and policies in the hiring and retention of those in the LGBTQ community and military veterans. Our company is built on values of safety, honor and commitment. We call our cultural mindset Our Energy in Action, which we define through four simple, intuitive behaviors: We work for the greater good, cultivate an environment of trust, seek different perspectives and pursue excellence.
Learn more about Phillips 66 and how we are working to meet the world's energy needs today and tomorrow, by visiting phillips66.com.
To be considered
In order to be considered for this position you must complete the entire application process, which includes answering all prescreening questions and providing your eSignature on or before the requisition closing date of 05/08/2026.
Candidates for regular U.S. positions must be a U.S. citizen or national, or an alien admitted as permanent resident, refugee, asylee or temporary resident under 8 U.S.C. 1160(a) or 1255(a)(1). Individuals with temporary visas such as E, F-1, H-1, H-2, L, B, J, or TN or who need sponsorship for work authorization now or in the future, are not eligible for hire.
Phillips 66 is an Equal Opportunity Employer
As a Sr Engineer III, Projects, you will serve as a recognized engineering expert driving complex projects that keep our operations safe, reliable, and competitive. You will blend strategic thinking with hands-on collaboration, shaping technical solutions, guiding project execution, and influencing key decisions across the refinery. In this role, you will work with multidisciplinary teams and external partners to turn engineering ideas into sustainable value for Phillips 66.
What You’ll Do
- Lead the development and evaluation of engineering plans, feasibility studies, and criteria for complex refinery projects, ensuring designs meet safety, reliability, and performance expectations.
- Set technical objectives, design constraints, and validation approaches for new or modified components, processes, equipment, and installations in the refinery.
- Manage a portfolio of small- to medium-scale refinery projects from early concept (FEL 0/1) through detailed design and implementation with EPC partners, aligning scope, cost, and schedule with business objectives.
- Use data and engineering analysis to assess the feasibility and soundness of proposed solutions and evaluation tests, making authoritative recommendations that improve business performance.
- Develop and lead straightforward business cases and feasibility assessments for proposed projects, clearly articulating risks, benefits, and trade-offs for stakeholders.
- Identify shortcomings in existing practices, recommend and implement improvements, and support change initiatives that enhance safety, reliability, and efficiency across refinery operations.
- Monitor operational and project activities for compliance with health, safety, environmental, and regulatory requirements, and champion safe work practices in the field.
- Act as a subject matter expert and technical mentor for less experienced engineers, sharing best practices and staying current on evolving technologies and industry standards.
- Legally authorized to work in the job posting country
- Bachelor’s degree or higher in an engineering discipline
- 10 or more years of relevant experience
- 3 or more years of experience planning and managing resources to deliver predetermined objectives by leadership
- 5 or more years of project development, project engineering, or project management coordination experience
- 5 or more years of experience working in the oil and gas or petrochemical industry
- Professional Engineering license (PE)
- Experience across multiple project areas, such as specific engineering discipline, construction execution, or project controls
- Experience as a lead engineer with an engineering contractor
- Demonstrated ability to make authoritative technical recommendations that improve business performance
- Experience developing business cases and feasibility assessments for complex refinery projects
- Experience identifying and implementing improvements to engineering practices, work processes, or operational performance
- Experience acting as a subject matter expert and mentoring other engineers
This position has a base salary range of $209,700 - $256,300.
At Phillips 66, we are committed to pay transparency and competitive, equitable compensation. Each role is assigned a salary grade with a defined pay range, benchmarked against industry peers. Where a candidate offer falls within the posted range depends on the candidate's experience, skills, and alignment with the role’s requirements. Offers are made to ensure internal equity and market competitiveness. Our compensation programs are designed to reward performance and support career growth.
The Ponca City Refinery is located in Ponca City, Oklahoma, approximately 95 miles northwest of Tulsa, Oklahoma. Its facilities include crude distilling, naphtha reforming, fluid catalytic cracking, alkylation, hydrodesulfurization and delayed coking units. The refinery processes a mixture of light, medium and heavy crude oil delivered via pipeline from Oklahoma, Texas, New Mexico, the U.S. Rockies and Canada. Infrastructure improvements have enabled the delivery of locally produced crude oil by pipeline and truck. The refinery produces a high percentage of transportation fuels and anode-grade petroleum coke. Refined products are primarily distributed to customers by company-owned and common carrier pipelines to markets throughout the Midcontinent region.
Total Rewards
Benefits
At Phillips 66, providing access to high quality programs and care for you and your family is important to us. Maintaining a culture of well-being — physical, emotional, social, and financial — is essential for a high-performing organization. When we are at our best, we are poised to deliver exceptional results — personally and professionally. Benefits for certain eligible, full-time employees include:
- Annual Variable Cash Incentive Program (VCIP) bonus
- 8% 401k company match
- Cash Balance Account pension
- Medical, Dental, and Vision benefits with an 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
Phillips 66 has more than 140 years of experience in providing the energy that enables people to dream bigger and go farther, faster. We are committed to improving lives, and that is our promise to our employees and our communities. We are sustained by the backgrounds and experiences of our diverse teams, which reflect who we are, the environment we create and how we work together. We have been recognized by the Human Rights Campaign, U.S. Department of Labor and the Military Times for our continued commitment to inclusive practices and policies in the hiring and retention of those in the LGBTQ community and military veterans. Our company is built on values of safety, honor and commitment. We call our cultural mindset Our Energy in Action, which we define through four simple, intuitive behaviors: We work for the greater good, cultivate an environment of trust, seek different perspectives and pursue excellence.
Learn more about Phillips 66 and how we are working to meet the world's energy needs today and tomorrow, by visiting phillips66.com.
To be considered
In order to be considered for this position you must complete the entire application process, which includes answering all prescreening questions and providing your eSignature on or before the requisition closing date of 05/08/2026.
Candidates for regular U.S. positions must be a U.S. citizen or national, or an alien admitted as permanent resident, refugee, asylee or temporary resident under 8 U.S.C. 1160(a) or 1255(a)(1). Individuals with temporary visas such as E, F-1, H-1, H-2, L, B, J, or TN or who need sponsorship for work authorization now or in the future, are not eligible for hire.
Phillips 66 is an Equal Opportunity Employer
Salary : $209,700 - $256,300