Market Operations Specialist
tmx · New York - 225 Liberty Street · United States · On-site
Posted Sep 21, 2026
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Venture outside the ordinary - TMX Careers
The TMX group of companies includes leading global exchanges such as the Toronto Stock Exchange, Montreal Exchange, and numerous innovative organizations enhancing capital markets. United as a global team, we’re connecting cross-functionally, traversing industries and geographies, moving opportunity into action, advancing global economic growth, and propelling progress. Through a rich exchange of ideas, meaningful collaboration, and a nimble operating model, we're powering some of the nation's most critical systems, fueling capital formation and innovation, bringing increased opportunity to business visionaries, product ingenuity to consumers, and career exploration to our team.
Ready to be part of the action?
The Market Operations specialist will work with the AlphaX US team, as well as the market operations team in Canada to provide specialized, experienced trading and technology support to our US Equities clients in a trade floor environment, while supporting the effective operation of the trading platform. This is a unique opportunity to work at the cutting edge of the US equity markets where you will have the opportunity to develop your experience, build valuable relationships, and be at the center of the company’s growth. Key Accountabilities:
Onboarding of new clients, including the set-up, administration of participating organizations and technology vendors.
Support Participants with their market access needs, including certifying Participant technology and troubleshooting requests related to complex trading and/or technical issues, and setting / supporting Participant configuration changes.
Support the effective operation of our core US equities production trading enterprise by; servicing cancel order and trade requests, system health monitoring, conduct exception report reviews, clearing support, and monitor trade activity
Key member of our US equities contact center, providing immediate, professional, and accurate level one support to a wide range of Participants from traders and technology professionals, to business leaders and back office professionals
Provide a continuous feedback loop with the broader AlphaX US team to ensure the optimal Participant experience.
Engage in the business requirements, Participant readiness and user acceptance testing process for new equities trading corporate and operational deliverables
Support the delivery of all Business Continuity, Incident Management and Disaster Recovery plans
Advocate for continuous process optimization through Participant feedback and industry best practices
Liaise across all AlphaX US teams to provide the best operational support, including compliance/regulatory departments, product, sales, finance, and data analytics
Must haves:
2+ Years of US financial markets required
A friendly, professional demeanor and ability to excel in a fast paced trading floor/team-oriented environment
Passionate about the Participant…