Subject Matter Expert

Audubon is seeking an onsite SIS Subject Matter Expert to join a project team at a client’s plant, focusing on lifecycle management, design, and optimization of Safety Instrumented Systems in compliance with IEC 61511 and other industry standards.

Responsibilities

• Provide technical leadership in process safety, risk assessment, and functional safety implementation to ensure robust protection layers in high-hazard chemical processing environments.
• Lead the design, specification, and validation of Safety Instrumented Systems (SIS) across multiple projects and operating facilities.
• Apply and facilitate Layer of Protection Analysis (LOPA) using structured workbook methodologies to determine Safety Integrity Level (SIL) requirements.
• Perform and review Fault Tree Analysis (FTA) and other reliability modeling techniques to assess risk reduction and system integrity.
• Ensure SIS lifecycle compliance, including hazard analysis, SIL verification, installation, commissioning, and ongoing performance monitoring.
• Collaborate with process engineering, operations, and maintenance teams to integrate SIS within broader process safety frameworks.
• Conduct periodic SIS performance audits, proof test reviews, and gap assessments.
• Provide technical mentoring and guidance to engineering teams on functional safety best practices.
• Support Management of Change (MOC) processes involving SIS modifications.
• Interface with corporate and regulatory bodies to ensure adherence to internal standards and external compliance requirements.
• Additional duties as assigned.

Requirements

• Bachelor’s degree in Chemical Engineering, Electrical Engineering, or related discipline.
• 15+ years of experience in SIS design, implementation, and lifecycle management in the chemical or petrochemical industry.
• Proven experience working with or within organizations such as Dow Chemical Company or similar large-scale process industries.
• Deep expertise in LOPA workbook development and facilitation.
• Strong hands-on experience in Fault Tree Analysis (FTA) and quantitative risk assessment techniques.
• Extensive knowledge of IEC 61511 / IEC 61508 standards.
• Experience with SIS platforms (e.g., Honeywell, Emerson, Yokogawa, Schneider Electric).
• Demonstrated ability to lead cross-functional safety studies (HAZOP, LOPA, SIL reviews).

Preferred Qualifications

• TÜV Functional Safety Engineer (or equivalent) certification.
• Certified Safety Professional (CSP) or similar certification.

Skills

• Functional Safety Lifecycle Management
• Risk Assessment & Hazard Analysis
• SIL Determination & Verification
• Reliability Engineering & Modeling
• Process Safety Management (PSM)
• Strong analytical and leadership capabilities