US Chief Investment Officer

Marsh McLennan
Boston, MA

We are seeking a talented individual to join our US Investment Solutions team at Mercer. This role will be based in the US in one of our major office locations. This is a hybrid role that has a requirement of working at least three days a week in the office.

As the US Chief Investment Officer, you will establish strong working relationships with key leaders and business leaders across Mercer US, including membership on the Mercer US Wealth Leadership Team. You will be a key partner to the Regional Commercial Leader in executing business strategy and act as a bridge builder and collaborator across the Investment Platform to ensure clients receive the best outcomes by leveraging Mercer’s scale and global capabilities.

We will count on you to:

  • Oversee the US investment team roles, responsibilities, and investment process to manage total client portfolios and minimize risk, ensuring robust investment governance and portfolio oversight
  • Lead the design and management of Mercer US OCIO funds and client strategies, contributing to performance outcomes across OCIO and Advice clients
  • Collaborate with Mercer Asset Class leaders and global colleagues to set portfolio construction philosophy and oversee implementation, ensuring consistency of best ideas across the US Investment Platform
  • Work closely with Alternatives and Private Markets teams to create solutions that meet US client needs and develop compelling “Total Portfolio Solutions”
  • Drive committees with Segment Leaders and key Mercer consultants to establish asset allocation and implementation for each client segment, supporting growth and client satisfaction
  • Establish market presence to enhance Mercer Investments’ brand and participate in select client and prospect opportunities
  • Ensure collaboration and operational support within the US OCIO Investment Team, working with Legal & Compliance to ensure investment solutions are viable
  • Lead strategic initiatives to transform the operating platform, including automation, AI, and right shoring to enhance client solutions and operational efficiency
  • Participate in Commercial Governance Committees to improve profitability by removing duplicative work and leveraging global capabilities
  • Develop team skill sets, foster collaboration across the Investment platform, and invest in career development and promotion opportunities
  • Promote a culture of diversity of opinion, enabling constructive disagreement and collaboration to achieve the best outcomes

What you need to have:

  • Extensive experience in asset allocation processes with a strong track record in adding value through strategic and dynamic asset allocation across traditional and alternative assets, including private markets
  • Extensive experience in manager search, selection, and multi-manager portfolio construction with a strong track record of adding value through manager selection, blending, portfolio construction, and risk management in a Fund environment, including regulatory requirements
  • Good working knowledge of the needs of all institutional asset owners, including pensions (defined benefit and defined contribution), financial institutions, not-for-profits, endowments, foundations, and charities
  • Experience establishing and overseeing governance and implementation processes for clients at scale
  • Proven track record advising and influencing large, sophisticated clients and their advisors with extensive interaction with senior client decision makers
  • Strong communication and analytical skills with the ability to interact confidently with senior investment professionals, internal stakeholders, clients, and tender managers
  • Proven ability to build coalitions and partnerships with other stakeholders, demonstrating flexibility, collaboration, and a service mindset without ego

What makes you stand out:

  • Ability to flex and collaborate effectively across teams and stakeholders
  • A mindset of service to clients and colleagues, enabling disagreement without being disagreeable

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 impact for 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, a business of Marsh McLennan (NYSE: MMC), is a global leader in helping clients realize their investment objectives, shape the future of work and enhance health and retirement outcomes for their people. Marsh McLennan is a global leader in risk, strategy and people, advising clients in 130 countries across four businesses: Marsh, Guy Carpenter, Mercer and Oliver Wyman. With annual revenue of $24 billion and more than 90,000 colleagues, Marsh McLennan helps build the confidence to thrive through the power of perspective. For more information, visit mercer.com, or follow on LinkedIn and X.

Marsh McLennan 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 [email protected].

Marsh McLennan 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 McLennan 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 $272,000 to $408,000.

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.

R_330629
Posted 2025-11-26

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