Sr Engineer, Process, Wood River Refinery

Phillips 66 & You - Together we can fuel the future  

What to Expect

The Sr Process Engineer uses technical expertise to achieve operational and project objectives by working to design, implement, control and optimize new and existing processes that are used in Phillips 66 refineries. By partnering with internal and external stakeholders, the Process Engineer collaborates to build technically sound strategies around business improvement opportunities, safety enhancements and sustainability while reducing cost and maximizing profitability.

What You’ll Do

• Design engineering solutions and the associated validation process to enable the realization of a design brief (for example, in terms of functionality, performance, aesthetics, and cost) that conform to organizational and/or regulatory standards.
• Analyze information and specify the methods and process steps, as well as the plant, machinery, and equipment, required to design and continuously improve manufacturing or materials processes and process systems to deliver the end product within specified cost and quality parameters.
• Manage technical troubleshooting projects and process operations, ensuring effective diagnosis of technical issues with equipment and experiments and the development of effective solutions.
• Conduct research using primary data sources, and select information needed for the analysis of key themes and trends, including yields and reliability metrics.
• Participating in Process Safety Management (PSM) activities such as MOC, PHA's and LOPA to support overall refinery goals around action item closure.
• Maintaining key process safety information including P&IDs, PFDs, Heat and Material Balances.
• Providing process and technical support for major turnarounds, maintenance projects, and unit shutdown / startups on shift schedule.
• Visibly demonstrating commitment to the workplace safety and health of employees and contractors.

What You’ll Bring – Required

• Legally authorized to work in the job posting country.
• Willing and able to obtain a Transportation Worker Identification Card (TWIC).
• Must be willing and able, with or without reasonable accommodations, to comply with the following:
  • Travel up to 5%
  • Work extended hours, which may include evenings, weekends, and holidays, and occasional on-call duties
  • Climb ladders and stairs up to 200 feet
  • Work safely near large, hot, high-speed machines, around chemicals and hydrocarbons under high pressure and heat, and in harsh weather conditions.
  • Wear fire retardant clothing and personal protective equipment
  • Maintain face daily for proper respirator/face mask seal. (some examples include being free of facial hair and/or clean shaven)

• Bachelor's Degree or higher in an engineering discipline.
• 5 or more years of engineering experience.

• 7 or more months of supervisory OR mentoring experience.

What Makes You Stand Out – Preferred

• Bachelor’s degree in Chemical Engineering.
• Experience with process simulation software. (e.g. HYSYS, Pro II, AspenPlus, etc.)
• 5+ or more years of experience working as a Process Engineer at a refinery.

Skills & Tools:

• Works at an advanced level to apply appropriate method, tools, processes and software to execute engineering design activities. 
• Works at an advanced level to apply appropriate method, tools, processes and software to achieve engineering development outcomes.
• Works at an advanced level to produce technical engineering specifications and related materials.
• Works at an advanced level to exploit new and advancing technology to create engineering outcomes.
• Works at an advanced level to implement, evaluate and refine engineering design outcomes.
• Works at an advanced level to identify, diagnose and resolve operational problems through the development of engineering outcomes.
• Works at an advanced level to collect, organize, analyze, and interpret technical data from diverse sources to support the design, development, and implementation of engineering solutions.

Compensation Range 

This position has a base salary range of  $137,700 - $168,300.

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 Wood River Refinery is located in Roxana, Illinois, about 15 miles northeast of St. Louis, Missouri, at the confluence of the Mississippi and Missouri rivers. Refinery facilities include crude distilling, naphtha reforming, fluid catalytic cracking, alkylation, hydrocracking, hydrodesulfurization and delayed coking units. The refinery processes a mixture of light, low-sulfur; heavy, high sulfur; and high-acid crude oil. The crude supply is sourced domestically or from Canada. Wood River produces a high percentage of transportation fuels. Other products include petrochemical feedstocks, asphalt and petroleum coke. Refined products are distributed to customers by pipeline, rail car, barge and truck and are shipped to markets throughout the Midcontinent region.

Total Rewards

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

Learn more about Phillips 66 Total Rewards.

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, create an environment of trust, seek different perspectives and achieve 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 01/09/2026.

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.