New York’s Metropolitan Transportation Authority (MTA) announced that Siu Ling Ko has assumed the role of VP and chief mechanical officer, subway car equipment, for the division of New York City Transit responsible for maintaining and overhauling the agency's fleet of subway cars and track maintenance vehicles. Ko, a 34-year veteran of NYC Transit’s Subway Car Equipment division, is the first woman to hold this position.

In her role, she will provide executive oversight for the maintenance, repair, and overhaul of NYC Transit’s fleet of 7,092 cars and for the 24/7 operations of the 13 maintenance and two overhaul and locomotive shops. Ko will also oversee Car Equipment's Scheduled Maintenance System and maintenance material forecasts, all of which have contributed to improved reliability and mean distance between failures.

Starting her career at NYC Transit as an associate engineering technician, Ko has held multiple positions since. As the asst. chief mechanical officer, quality assurance and new car warranty, Ko provided direction on all maintenance, overhaul shop and new car procurement audits; all new car contract warranty programs; and technology services that report key statistics on subway car performance, maintenance, and repair.