Director Investment Operations

1166 Avenue of the Americas, NYRegular$123k–$245kPosted Aug 5, 2026

We are seeking a talented individual to join our Wealth team at Mercer, a Marsh. This role will be based in New York. This is a hybrid role that has a requirement of working at least three days a week in the office. 

This role will lead US investment operations for Mercer’s Direct Investment Unit (DIU). The DIU is an investment management team that provides multi-asset solutions to cleints. This role will lead an internal team, oversee external vendors and collaborate with our international DIU colleagues.

We will count on you to: 

  • Deliver middle and back-office functions and minimize operational risk.

  • Support the launching of new client mandates and trading instruments, aligned with the business’ ongoing needs.

  • Oversee the key outsourced service provider, Arcesium as well as an internal team.

  • Support the post-trade workflows ensuring trades are booked accurately downstream.

  • Represent US DIU investment operations on internal project and governance initiatives

  • Manage custodians, pooled fund providers, other strategic outsourced relationships 

What you need to have:  

  • At least 10 years’ experience working in asset management, culminating in a senior operations role. 

  • Proven success in leading a complex investment operations organization with strong client delivery, developing a strong control environment and leading through periods of meaningful change.

  • Deep experience in operational workflows with derivatives (OTC and exchange traded), funds and cash securities.

  • History of managing teams and leading the operational interaction with other teams.

  • A record of implementing changes of new systems, infrastructure, personnel etc.

  • Familiarity with regulatory frameworks and operational reporting requirements.

  • Ability to lead the development of pragmatic solutions to operational challenges

  • Skill to apply technology for standardization and operational efficiency

What makes you stand out? 

  • Previous use of Charles River and experience with its implementation

  • Advanced education (e.g. MBA) or industry relevant certifications (e.g. CFA)

  • A broad awareness of the technological underpinnings of operational systems

Why join our team: 

  • We help you be your best through professional development opportunities, interesting work and supportive leaders.  

  • We foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have an impact on colleagues, clients and communities. 

  • Our scale enables us to provide a range of career opportunities, as well as benefits and rewards to enhance your well-being.  


Mercer is a business of Marsh (NYSE: MRSH), a global leader in risk, reinsurance and capital, people and investments, and management consulting, advising clients in 130 countries. With annual revenue of over $27 billion and more than 95,000 colleagues, Marsh helps build the confidence to thrive through the power of perspective. For more information about Mercer, visit mercer.com, or follow us on LinkedIn and X.

Marsh is committed to embracing a diverse, inclusive and flexible work environment. We aim to attract and retain the best people and embrace diversity of age background, disability, ethnic origin, family duties, gender orientation or expression, marital status, nationality, parental status, personal or social status, political affiliation, race, religion and beliefs, sex/gender, sexual orientation or expression, skin color, veteran status (including protected veterans), or any other characteristic protected by applicable law. If you have a need that requires accommodation, please let us know by contacting reasonableaccommodations@marsh.com.

Marsh is committed to hybrid work, which includes the flexibility of working remotely and the collaboration, connections and professional development benefits of working together in the office. All Marsh colleagues are expected to be in their local office or working onsite with clients at least three days per week. Office-based teams will identify at least one “anchor day” per week on which their full team will be together in person.

The applicable base salary range for this role is $122,500 to $245,000.

The base pay offered will be determined on factors such as experience, skills, training, location, certifications, education, and any applicable minimum wage requirements. Decisions will be determined on a case-by-case basis. In addition to the base salary, this position may be eligible for performance-based incentives.

We are excited to offer a competitive total rewards package which includes health and welfare benefits, tuition assistance, 401K savings and other retirement programs as well as employee assistance programs.

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