Intern, Financial Planning - Boston, MA

Mariner; Boston (MA); On-site; USD 28,000 - 34,000; Full time

Job summary

Mariner seeks an Intern in Financial Planning to support advisors in holistic planning and client relationship tasks. This role offers hands-on experience with onboarding, meeting prep, and plan delivery in a high-net-worth client environment.

The position emphasizes developing advisory, consultative, communication, and EQ skills while assisting with data entry, model building, and CRM activities. Candidates should be pursuing a degree with an expected graduation within 12 months and show

Qualifications

• Pursuing a bachelor’s or master’s degree with graduation within 12 months.
• Demonstrated leadership through work or extracurricular activities.
• Major in wealth management, financial planning, or finance.
• Interest in client-facing advisory with focus on business development.

Responsibilities

• Support client onboarding by preparing and processing necessary paperwork.
• Assist in scheduling client meetings and developing materials to explain financial concepts.
• Observe client meetings to learn relationship-building and problem-solving.
• Participate in client meeting follow-up tasks including documentation, research, and solution development.
• Contribute ideas to improve client service and business development opportunities.
• Support client service activities, including account maintenance and money movement processes.
• Use financial planning and CRM software to assist with plan development and data management.
• Assist with data entry, plan modeling, and compiling plan deliverables.
• Collaborate with team on special projects and client service initiatives.

Skills

Customer service orientation

Organizational skills

Detail-oriented

Team collaboration

Communication skills

Explain financial concepts clearly

Curiosity about financial markets

MS Word & Excel

Education

Pursuing bachelor’s or master’s degree

Leadership experience

Major in wealth management/financial planning/finance

Interest in client-facing advisory career

Tools

CRM systems

Microsoft Excel

Microsoft Word

Job description

Job Summary:

The Intern, Financial Planning will assist our staff members in servicing high net worth and ultra high net worth clients through holistic financial planning and client relationship support. This position provides the opportunity to develop foundational advisory, consultative, communication and EQ, and business development skills through hands‑on experience supporting advisors through client onboarding, meeting preparation, and the creation of financial plans, and delivery of exceptional client experience.

Essential Duties and Responsibilities:

• Support client onboarding by preparing and processing necessary paperwork.


• Assist in scheduling client meetings and developing clear, engaging materials to explain financial concepts.


• Observe client meetings (where appropriate) to gain firsthand experience in how advisors build relationships and solve client challenges.


• Participate in client meeting follow‑up tasks including documentation, research, and solution development.


• Contribute ideas during team discussions on improving client service and business development opportunities.


• Support client service activities, including account maintenance and money movement processes.


• Use financial planning and CRM software to assist with plan development and data management.


• Assist with data entry, plan modeling, and compiling plan deliverables.


• Collaborate with team members on special projects and client service initiatives.

Required Education and Experience:

• Pursuing a bachelor’s or master’s degree with an expected graduation date within 12 months of the start of the internship


• Demonstrated leadership experience through work or extracurricular activities

Preferred Education and Experience:

• Major in wealth management, financial planning, finance, or a related field.


• Interest in pursuing a client‑facing advisory career, with a focus on business development and relationship management.

Skills:

• Strong customer service orientation.


• Excellent organizational and time management skills.


• Detail‑oriented with solid analytical and problem‑solving abilities.


• Comfortable contributing ideas in group settings.


• Clear and professional written and verbal communication.


• Ability to communicate complex topics in a simple, relatable way.


• Curiosity and eagerness to learn about financial markets, planning strategies, and client motivations and decision‑making.


• Proficient in Microsoft Word and Excel, with a willingness to learn financial planning tools and CRM systems.

Supervisory Responsibilities:

• None

Physical Demands/Requirements:

The physical demands described here are representative of those requirements employees must meet to perform the essential functions of this job with or without reasonable accommodations. While performing job functions the employee is regularly required to sit, stand, write, review and type reports, compile data, operate a pc, communicate, listen, and assess information. The employee may move about the office complex, may travel to other office locations and may lift, push, pull or move 10 - 15 pounds. Visual requirements include distant, close and color vision, and ability to adjust focus.

Work Environment:

This job operates in a professional office environment. This role routinely uses standard office equipment such as laptop computers, photocopiers and smartphones. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Travel Requirement:

None

We welcome your interest in being a part of our firm. We believe in giving associates progressive opportunities, actively nurturing professional growth and giving back to the community. We are dedicated to building a diverse culture where everyone has the support they need to achieve their career goals. We offer an innovative workplace and a culture that fosters camaraderie, teamwork and work‑life balance.

By submitting your application, you agree to the collection and use of your personal information as described in our Employee and Applicant Privacy Notice.

EOE M/F/D/V