Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the Registration Statement (Form S-8) pertaining to the Cubic Corporation 2015 Incentive Award Plan of our reports dated November 15, 2018, with respect to the consolidated financial statements of Cubic Corporation and the effectiveness of internal control over financial reporting of Cubic Corporation included in its Annual Report (Form 10-K) for the year ended September 30, 2018, filed with the Securities and Exchange Commission.

	/s/ Ernst & Young LLP
San Diego, California
August 7, 2019