Senior Internal Corrosion Technologist

Senior Internal Corrosion Technologist Certification

Senior Internal Corrosion Technologist

The Senior Internal Corrosion Technologist should have a thorough understanding of electrochemical and corrosion principles, field testing, laboratory analysis, monitoring techniques, mitigation strategies and should be capable of comprehensive environment assessments required to develop and manage internal corrosion control programs. This person should have sufficient knowledge and experience to determine corrective action for high-level internal corrosion problems within a pipeline system and be able to implement internal corrosion integrity programs as directed. The Senior Internal Corrosion Technologist should also be able to conduct and direct all phases of ICDA.

The Senior Internal Corrosion Technologist should also possess the skills and knowledge required for the Internal Corrosion Technologist.

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Who should apply

Candidates will have a firm grasp of assessment internal corrosion and assessment methods including both direct and indirect methods. Successful candidates will also have knowledge of locating internal corrosion damage and system evaluation and monitoring strategy and techniques.

The successful candidates will also understand internal corrosion mitigation methods including selecting the appropriate methods, implementing these methods and determining their effectiveness. Long term integrity management and data integration is also important.

Steps to Certification

  1. Work experience and education requirements

    8 years of verifiable internal corrosion-related work experience in a pipeline environment AND active Internal Corrosion Technologist Certification


    Bachelor’s Degree in Physical Science or Engineering with 4 years of verifiable internal corrosion related work experience in a pipeline environment

    Note: Please review the Accepted Work Experience Requirements

  2. Course requirements and suggestions

    Successful completion of the following course: NACE Internal Corrosion for Pipelines - Advanced Course

  3. Certification and application requirements

    Approved Senior Internal Corrosion Technologist Application

  4. Core exam requirements

    NACE Internal Corrosion for Pipelines - Advanced Exam

    Certification Exam – Senior Internal Corrosion Technologist Exam

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Exam Preparation Guides

Coming soon:
Written Exam Preparation Guide

Coming soon:
Practical Exam Preparation Guide


About computer-based testing (CBT)

Certification ethics

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Certification Exams

NII certification requirements include the practical exam administered at the end of course, along with an exam delivered via computer-based testing (CBT).

The multiple-choice CBT exam is scheduled separately from the course and delivered via Pearson VUE. A voucher needed to schedule the CBT exam is included as part of your initial course registration.

Renewal requirements

An approved recertification application is required every 3 years. The work experience requirement for renewals for all certifications is one and half (1.5) years for the most recent three (3) year period. Additionally, some certifications have other requirements related to responsibility in charge. 

As you prepare for renewal, you can use the Work Experience/Professional Development Log to keep track of your work experience and Professional Development Hours (PDH’s). Work experience and PDH’s will be submitted in your renewal application. See the certification renewal guide for PDH's requirements.

Certification holders are required to pay a non-refundable processing fee for renewal.
NOTE: NACE reserves the right to return any incomplete applications or those that do not meet the requirements. All application fees are non-refundable. To avoid processing delays or forfeiture of fees, please ensure that the application is complete, meets all the requirements and payment has been received.