Data Operations Specialist — Bank Debt & Security Master

Millennium; New York (NY); On-site; USD 160,000 - 250,000; Full time

Job summary

Millennium is seeking an experienced Data Operations professional to manage the Global Security Master for bank debt instruments and ensure data accuracy.

You will work with front, middle and back office teams and external vendors to resolve issues, define requirements with Development, and support new processes.

The role requires 5–7+ years in financial services, knowledge of Bank Debt and Leveraged Loans, and strong Excel/SQL skills.

Qualifications

• 5–7+ years of experience in financial services, ideally within operations at broker‑dealer or asset‑management firms, with experience in Security Master and reference data.
• Strong knowledge of financial instruments, particularly Bank Debt, Leveraged Loans, Private Debt and other less liquid credit instruments.
• Experience working with Bloomberg and platforms such as Refinitiv, Wall Street Office, ClearPar, Markit (S&P Global), ICE and similar data providers.
• Ability to implement and maintain systems, procedures and controls that support scalable, well‑governed operations.
• Strong communication and interpersonal skills with the ability to engage effectively with senior stakeholders.

Responsibilities

• Ensure the accurate setup and maintenance of tradable securities in Millennium’s Global Security Master, focusing on bank debt instruments.
• Oversee data quality control checks through system‑driven and business validation processes.
• Create and maintain procedures, workflows and controls that strengthen operational efficiency and data integrity.
• Partner with internal front, middle and back‑office stakeholders, as well as external data vendors, to resolve ad‑hoc issues promptly.
• Work with Development to define requirements and support design and rollout of new processes and controls.
• Evaluate and implement new vendors and products to enhance operational capabilities in Bank Debt and Leveraged Loans.
• Oversee key bank loan lifecycle events, ensuring timely and accurate Security Master updates.
• Support servicing, pricing accuracy and risk management of these assets while maintaining reference data integrity.

Skills

SQL queries

Microsoft Excel

Communication

Stakeholder management

Problem solving

Tools

Bloomberg

Refinitiv

Wall Street Office

ClearPar

Markit

ICE

Job description

Millennium is seeking an experienced Data Operations professional to manage the Global Security Master for bank debt instruments and ensure data accuracy.

You will work with front, middle and back office teams and external vendors to resolve issues, define requirements with Development, and support new processes.

The role requires 5–7+ years in financial services, knowledge of Bank Debt and Leveraged Loans, and strong Excel/SQL skills.