FORM 10-Q (Mark One) Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the Quarterly Period Ended March 31, 2020 or UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the transition period from ____ to ____ Commission File Number 001-14785 GSE Systems, Inc. (Exact name of registrant as specified in its charter) Delaware 52-1868008 (State of incorporation ...