Important notice concerning testing in areas affected by COVID-19 (coronavirus):

Updated February 28, 2020
In response to the COVID-19 (coronavirus) outbreak and in accordance with local government guidance, Pearson VUE is temporarily closing its mainland China testing centres and suspending exam delivery through our third-party mainland China test centre network.

Certified Mission Critical Operator (CMCO)

Certified Mission Critical Operator (CMCO)

The Mission Critical Operator certification program (CMCO), administered by Global Skills X-Change, was developed by data center experts to ensure certified individuals met industry standards for the operator job role. The CMCO designation provides hiring managers the knowledge that the successful candidate is able to perform entry-level operational tasks within a mission critical environment.

Eligibility Requirements

The CMCO is open to anyone interested in becoming a certified mission critical operator.

CMCO Registration Process

Individuals interested in taking the assessment must register for the program online at Individuals will be required to complete a short demographic survey and review the CMCO Terms and Conditions. To purchase a CMCO testing voucher, please visit

Prepare for the CMCO Assessment

The CMCO assessment blueprint is included in the CMCO candidate handbook. The assessment blueprint details the seven topic areas individuals should focus on when preparing for the CMCO assessment.

The Day of the Assessment

Please be prepared to show two forms of original (no photo copies), valid (unexpired) IDs; one form as a primary ID (government issued with name, recent recognizable photo, and signature. Examples include: Passport or Driver’s License) and one form as a secondary ID (with at least a name and signature, or name and recent recognizable photo).

Last updated 2019-04-02