Production Support Engineer - Post Trade Technology

About Millennium

Millennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and focus, Millennium’s mission is to deliver results for our investors.

Our people are empowered with both independence and support: the autonomy to pursue ideas with conviction and the backing of a global network committed to collaboration, disciplined risk management and continuous learning. With opportunities to deepen expertise and accelerate development, talent at Millennium is equipped to adapt, evolve and build lasting impact over time. Discover how transformative growth accelerates impact.

Meet the Team

Core to the health and growth of our business, Millennium’s multi-manager model relies on flexible, scalable technology and advanced proprietary systems. The Core Technology Production Support team supports a suite of business-critical financial applications used by Middle Office, Operations, Treasury, and Trading. Its application landscape spans data warehousing, subledger, middle office PnL actualization, reporting and messaging, post-trade processing, and data distribution, enabling critical PnL, risk, cash, trade-processing, and regulatory-reporting workflows.

What You'll Do

• Own the end-to-end production environment for business-critical post-trade technology applications.
• Manage infrastructure, release planning, deployments, batch workflows, and capacity-planning activities to maintain stable, resilient platforms.
• Lead incident and problem management, including timely investigation, stakeholder communication, root cause analysis, and delivery of lasting corrective actions.
• Investigate functional, data, and application issues by understanding their impact on Middle Office, Operations, Treasury, and Trading workflows.
• Partner closely with application development, infrastructure, and business stakeholders to deliver responsive, high-quality production support.
• Design and build tooling and data engineering solutions that automate support processes, improve data quality, and reduce manual effort.
• Strengthen operational discipline through high-quality documentation, runbooks, and business continuity planning and testing.
• Build subject matter expertise across assigned applications and promote DevOps practices focused on client service, ownership, and continuous improvement.

What You Bring

• Bachelor’s degree in Computer Science, Electrical Engineering, or a related field.
• At least 5 years of experience supporting enterprise, business-facing applications in a production environment.
• Strong understanding of how technology supports Middle Office, Operations, Treasury, and Trading, with the ability to assess the business impact of production issues.
• Strong scripting skills in Python, PowerShell, Perl, or a similar language; Python preferred.
• Excellent SQL skills and working knowledge of multiple database systems.
• Ability to support applications across Windows and Unix/Linux environments.
• Clear communication, ownership, collaboration, and reliable responsiveness during critical business windows and incidents.
• Experience in a trading or financial services environment; familiarity with post-trade workflows, data warehousing, subledger, PnL actualization, reporting, messaging, or data distribution is preferred.

Salary Range

Millennium offers a total compensation package which includes a base salary, discretionary performance bonus, and comprehensive benefits. The estimated base salary range for this position is $100,000 to $175,000, which is specific to New York City and may change in the future. When finalizing an offer, we take into consideration an individual’s experience level and the qualifications they bring to the role to formulate a competitive total compensation package.