Assistant: Business Development & Marketing

Location JP-Tokyo
Job ID 2026-5988
Location Type
Hybrid
Category
Business Services Support

Overview

Mayer Brown is an international law firm positioned to represent the world’s major corporations, funds, and financial institutions in their most important and complex transactions and disputes. We are recognized by our clients as strategic partners with deep commercial instincts and a commitment to creatively anticipating their needs and delivering excellence in everything we do.


We are a collegial, collaborative, and diverse firm where highly motivated individuals with an unwavering commitment to excellence receive the opportunity, support, and development they need to grow, thrive, and realize their greatest potential all while supporting the Firm’s client service principles of excellence, strategic partnership, commercial instinct, integrated strengths, innovation, and collaboration across our international firm.


If you enjoy working with team members whose defining characteristics are exceptional client service, initiative, professionalism, responsiveness, and adaptability, you may be the person we are seeking to join our Commercial Team in our Tokyo office.

Responsibilities

You will be a critical member of the Tokyo office, reporting to the Manager: Business Development & Marketing, while working closely with the rest of the regional Commercial team, partners, lawyers, and colleagues from other departments. As part of the broader Asia and global commercial function, you will also work with global colleagues on projects where required.


This is a hands-on role that requires attention to detail and a high-level of collaboration with other functions. Key attributes to ensure success in this role include a strong ability to lead, prioritise, willingness to take ownership of tasks, along with a proactive and positive attitude.


Although flexibility to work across all practices will be required, the role predominantly will be supporting the strengths of the Tokyo office. These core practice groups include: Capital Markets, Dispute Resolution, Global Energy, Corporate & Securities and Banking & Finance.

 

  • Act as a forward-thinking resource to the Commercial Team and wider practice in Tokyo.
  • Assist in drafting responses to client request for proposals, assisting content development for associated presentation and pitch materials, including curating and maintaining relevant deals lists.
  • Communicate successes of assigned groups internally, as well as best practices and group activities to ensure that best practices are leveraged and that support initiatives are coordinated across Commercial Department groups and offices.
  • Assist in planning, organizing, and executing successful events, with a ability to manage logistics, timelines, and vendor relationships.
  • Support client, industry and market research to identify new leads, including opportunities to expand relationships with existing clients.
  • Develop a good working knowledge of the Firm’s priority product, industry and practice areas in support of targeted pursuit and client development activity.
  • Support the Firm’s marketing communications and campaign activity across all channels including advertising (digital and print), conferences, events, sponsorships and other key profile-building opportunities.
  • Support initiatives related to research, data collection and analysis, directory submissions (i.e., Chambers), matter coding, economic reporting, intranet site development and maintenance and internal meeting support
  • Leverage the firm's global client relationship management system (i.e. InterAction) to create targeted client lists for commercial purposes.
  • Prepare content for all product, industry and practice areas in Tokyo and contribute to relevant internal communication channels.
  • Provide support for seminars, sponsorships, and other events and initiatives pursued by the firm in your local office.
  • Support ad-hoc logistics duties for visiting Partners.

Qualifications, Experience and Personal Attributes

  • An undergraduate degree in a related business field and/or relevant post-graduate qualifications preferred.
  • 1-2 years’ experience in a similar position in professional services and/or similar industry is preferred, but not essential.
  • Excellent command of written and spoken English.
  • Native/fluent level of Japanese writing and speaking skills
  • Proficiency in using the MS Office Suite of applications (Outlook, Word, Excel, PowerPoint, Teams).
  • A knowledge of InterAction (or similar CRM systems) is preferred, but not essential.
  • Familiarity with virtual events platforms (e.g., Webex, Zoom, Teams).

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