Engineer, Safety Instrumented Systems, Equistar Chemicals LP, Lake Charles Polymers


Westlake, LA, US, 70669

Req ID:  82133
Facility:  Lake Charles-Lyo
Department:  Process
Division:  Olefins and Polyolefins and Global Procu


Basic Function

This position has the responsibility for implementing and supporting the SIS lifecycle.  The position is also responsible for supporting and improving the Basic Regulatory Control, as well as identifying and implementing new control applications to improve plant throughout, profitability, stability, reliability, and safety. .  This position generates a broad range of challenges that require routine interaction with other work groups to ensure maximum value is derived from the control and safety systems.

Roles & Responsibilities

  • Provide design and technical input for all SIS lifecycle requirements.  This position will validate using company approved software; the SIS design with SIL requirements. 
  • The position will be responsible for creation or validation of all interlock testing procedures, frequencies, and sitewide alignment for outages.
  • Assists and supports capital upgrade projects
  • Defines and support DCS regulatory control strategies, changes, and improvements
  • Provides technical consultation, formal and informal training, and development of documentation, standards, and procedures in relation to their role
  • Performs audits of controller benefits
  • Participate in Control Systems, Safety Instrumented Systems and Process Control Network

Min. Qualifications

  • Minimum Bachelor of Science Engineering degree
  • Minimum of ten years of industry experience in the petrochemical industry
  • The individual should understand process engineering theory and control theory fundamentals and the ability to model and control petrochemical processes
  • This position requires a commitment to learn and understand the development and application of a wide variety of advanced regulatory control strategies, APC applications including multi-variable and model predictive control, and development of inferential qualities
  • Candidates must have excellent leadership, ethics, teamwork, and communication skills with a results oriented commitment. The ability to manage multiple and changing priorities is essential
  • This position requires negotiating skills and the ability to resolve conflict across departmental lines to achieve objectives

Preferred Qualifications

  • Bachelor of Science in Engineering, preferably in Chemical or Electrical Engineering
  • Demonstrated experience with Advanced Process Control in chemical and/or refining facilities is preferred
  • Certification of recognized SIS training course (Exida, INERIS, ISA, TÜV Rheinland, or equivalent)
  • Key Applications include Honeywell, Aspen DMCPlus, Aspen Plus, Rockwell)
  • Self-motivation and high initiative
  • Good Computing Skills


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LyondellBasell (NYSE: LYB): As a leader in the global chemical industry, LyondellBasell strives every day to be the safest, best operated and most valued company in our industry. The company’s products, materials and technologies are advancing sustainable solutions for food safety, access to clean water, healthcare and fuel efficiency in more than 100 international markets. LyondellBasell places high priority on diversity, equity and inclusion and is Advancing Good with an emphasis on our planet, the communities where we operate and our future workforce.  The company takes great pride in its world-class technology and customer focus. LyondellBasell has stepped up its circularity and climate ambitions and actions to address the global challenges of plastic waste and decarbonization. For more information, please visit or follow @LyondellBasell on LinkedIn.

Nearest Major Market: Lake Charles