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Phillips 66 Safety Instrumented Systems Engineer - Wood River Refinery, IL in Wood River, Illinois

Phillips 66 & You - Together we can fuel the future

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. 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. Phillips 66 was recognized by Forbes as one of “America’s Best Employers” in 2021.

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The Safety Instrument Systems Engineer is an advocate of the safety systems and safety instrument asset base for the Refinery. Cross-functional advocate for best practices in the selection, implementation, and maintenance of the instrumented protective system asset base (hardware and software) to ensure that safety, regulatory, production, and optimization objectives are met. This instrumented protective system asset base includes all safety system instrumentation, measurement, safety manager hardware, safety manager programming, and regulatory safety system function tests. Essential Functions of this role include:

System Administration/Maintenance

  • Provide engineering services to troubleshoot, analyze, design and provide direction to safely resolve instrument related safety system problems within the refinery.

  • Investigate and verify “First Outs” or root causes on instrumented protective system trips.

  • Responsible for the development, implementation and coordination of safety shutdown system reliability improvement efforts, processes and proof/function testing.

  • Responsible for Instrument Mechanical Integrity (MI) regulatory compliance for Safety Instrumented Systems (SIS) for SIS life cycle management and SIL verification calculations and documentation.

  • Responsible for adopting and sharing safety system “best practices” through internal and external networking. Networks/Teams Include: Field Instrument Network (FIN) and SPI (INtools) Network

  • Assist the maintenance work process to provide technical guidance and documentation based on priority safety system work.

  • Participate in, and provide support for, PHA and LOPA processes.

  • Assist in the design of protection layers of safety instrumented functions that do not meet the desired SIL target defined in the PHA.

  • Assist in the development of instrumented protective system test for turnaround work lists.

  • Responsible for maintaining, updating and creating SRS documentation for the entire site.

  • Responsible for the development, implementation and management of instrument safe work practices, maintenance procedures, testing procedures, preventive maintenance plans and engineering standards and specifications.

  • Perform fault tree analysis on safety instrumented functions that cannot be modeled in SIL Solver.

  • Complete/Assist MOCs related to Instruments and shutdown systems.

  • Lead or participate in root cause analysis of instrument and shutdown system equipment failures.

  • Perform audits and inspections on instrument shutdown systems, this includes IPL verification audits.

  • Conduct stage 1 through 5 FSAs

  • Review and approve SIL calculations from projects and on major instrumented protection systems test.

  • Provide input and assistance to small and large capital projects from conception to commissioning for instrumented shutdown system design and analysis.


  • Complete technical refresher and new equipment training.

  • Train personnel on the safe operation and maintenance of instrument and shutdown systems equipment and provide training on new systems and technology.


  • Legally authorized to work in the job posting country.

  • High School Diploma or higher.

  • Bachelor of Science degree in Engineering.

  • Minimum of 3 years or more experience with safety systems.

  • Strong commitment to safe work practices.

  • Strong written and verbal communication skills. Must be able to accurately and clearly communicate both technical and practical information.

  • Ability to work productively in a diverse team based environment.

  • Strong computer skills.

  • Knowledge and experience in the installation, maintenance, and troubleshooting of instrument systems and equipment in a refinery.

  • Field Instrumentation experience with hardware installation, programming, design, troubleshooting and maintenance.

  • Safety Instrumented System (SIS) experience with installation, design, programming, troubleshooting and maintenance.

  • Knowledge and experience with acceptance testing and commissioning of instrument equipment and systems.

  • Knowledge of industry practices for Safety Instrumented Systems (SIS) and instrumentation Mechanical Integrity (MI) programs including the applicable sections of OSHA 1910 and IEC 61511.

  • Possess a strong desire to learn, strengthen and build skills, and keep up with instrument technology and industry standards and codes.


  • Minimum of 10 years of safety systems experience in refining or related industry.

  • Experience with SAP.

  • Experience with Smart Plant Instrumentation (SPI).

  • Experience with SIL Solver software for SIS design.

  • Experience with Honeywell C300/Experion DCS.

  • Experience with Honeywell Fail Safe Controller (FSC) and Safety Manager (SM).

  • Experience with Fault Tree Plus.

  • Experience with Reliability principal application to instrumentation and shutdown systems.

  • Distributed Control System (DCS) experience with hardware installation, design, troubleshooting and maintenance.

  • Programmable Logic Controller (PLC) experience with hardware installation, design, troubleshooting and maintenance.

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, with an additional 0-4% Company 401k contribution based on the Company’s financial performance

  • 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 at

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 May 31, 2023 .

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 EEO and Affirmative Action Employer of Women/Minorities/Veterans/Individuals with Disabilities

Requisition ID: 56890

Location: Illinois - Wood River

Job Field: Operations

Division : Wood River Refinery

Technical Req : No