Senior Administrative Assistant - Investments

## Senior Administrative Assistant - Investments Apply:
On-Site:
Boston, Massachusetts:
Full time:
Posted Today:
End Date:
October 9, 2026 (27 days left to apply):
R26 _2259
** About Our Company
** Working at Columbia Threadneedle Investments you'll find growth and career opportunities across all of our businesses.

We're intentionally built to help you succeed. Our reach is expansive with a Columbia Threadneedle Investments global team of 2,300 people working together. Our capability is diverse with more than 550 investment professionals sharing global perspectives across all major asset classes and markets. Our clients have access to a broad array of investment strategies, and we have the capability to create bespoke solutions matched to clients' specific requirements.

Our unwavering focus on our clients and strong financial foundation connects each of our enterprise businesses — Ameriprise Financial, Columbia Threadneedle Investments and River Source Insurance and Annuities.
** Job Description
** Join Columbia Threadneedle Investments in our Boston office as a Senior Administrative Assistant and play a central role in enabling investment leaders and their teams to operate effectively. You will serve as a trusted partner, bringing sound judgment, discretion, and proactive coordination to complex calendars, communications, travel, events, and department initiatives. Your work will strengthen day-to-day execution while supporting high-visibility activities such as town halls, offsites, presentations, and special projects.

This opportunity offers broad exposure across the business, meaningful partnership with leadership, and the chance to grow your impact in a fast-paced investment environment.
** Responsibilities
* ** Proactively manage complex executive calendars, prioritize competing demands, and coordinate schedules with internal and external stakeholders.
* Plan and deliver meetings, conferences, town halls, offsites, and team events, including logistics, materials, travel, and follow-up activities.
* Monitor, review, and respond to communications on behalf of leaders when appropriate, while identifying matters that require attention or follow-up.
* Coordinate domestic and international travel arrangements and prepare accurate, timely expense reports and invoices.
* Create and edit presentations, correspondence, communications, and other materials with a high degree of accuracy and professionalism.
* Support department operations, including recognition programs, timekeeping, budget coordination, supply management, and related administrative processes.
* Provide project and program support by researching questions, coordinating contributors, tracking activities, and responding to ad hoc requests.
* Anticipate leadership and team needs, exercise sound judgment, and handle sensitive or confidential information with discretion.
* Mentor or onboard administrative colleagues, provide guidance when needed, and deliver back-up support across the administrative team.
** Qualifications
* ** 1 to 3 or more years of administrative support experience working in a corporate environment preferred.
* High school diploma or General Educational Development (GED) credential required; an associate’s or bachelor’s degree, or equivalent experience, is preferred.
* Strong proficiency with Microsoft Outlook, Word, Excel, and PowerPoint, along with experience using expense, procurement, or travel platforms such as Concur or Ariba.
* Demonstrated ability to manage multiple priorities, adapt quickly, maintain attention to detail, and remain organized in a fast-paced environment.
* Sound judgment and a proactive approach, with the ability to anticipate needs, solve problems, and work effectively with minimal direction.
* Excellent written and verbal communication skills, with the ability to collaborate professionally across all levels of the organization and with external stakeholders.
* High level of discretion, integrity, and professionalism when managing confidential or sensitive information.
** U.S. Work Authorization & Sponsorship
** Applicants must have a valid work authorization that does not now, or in the future, require visa sponsorship for employment in the United States (e.g., H-1B, F-1 CPT, F-1 OPT, TN).
** In-Office Collaboration
** We are a client-centric, relationship-based business. Working together, in-person, is foundational to how we achieve results. By fostering a culture of face-to-face collaboration, idea sharing, productivity and personal…