We are seeking a talented individual to join our Global Capability Center team at the Administrative Assistants Hub. This role will be based in Ciudad de Mexico. This is a hybrid role that has a requirement of working at least three days a week in the office.
Administrative Assistants ensure smooth daily operations for teams, departments, or senior executives by managing travel, calendars, expenses, and correspondence. The Lead Administrative Coordinator, operating at a higher support level, oversees daily administrative functions, resolves complex issues, mentors junior staff, and ensures quality control and effective communication within the team.
We will count on you to:
Monitors continuity of administrative work operations by discovering irregularities and communicating recommendations to management, while maintaining confidentiality of sensitive information.
Resolves administrative problems by analyzing information and identifying and communicating solutions to enhance performance.
Provides high level secretarial and administrative support, maintaining discretion and confidentiality.
Provides training and mentoring and evaluates performance of lower-level administrative staff in the department to facilitate employee development and achievement of their personal goals.
Provides peer review of documents before final production/distribution to ensure quality control of final product.
Handles higher level internal and external inquiries to support high level of customer satisfaction and communication.
Undertakes complex administrative duties with specific projects as required.
What you need to have:
Minimum of 2-3 years of experience in high-level administrative support, in a leadership or coordinator role.
Demonstrated attention to detail and ability to perform quality control on documents and correspondence.
Strong leadership skills with experience mentoring or supervising junior administrative staff.
Excellent communication skills, both written and verbal, with a focus on professionalism and discretion.
Experience handling confidential and sensitive information with integrity.
Proficiency in office software and administrative tools (e.g., Microsoft Office Suite, calendar management systems).
Advanced level of English C1.
What makes you stand out?
Exceptional attention to detail, ensuring accuracy and quality in all administrative tasks and document reviews.
Strong leadership and mentoring abilities that help develop junior team members and foster a collaborative work environment.
Effective and clear communication skills, enabling you to handle complex inquiries and maintain positive relationships with internal and external stakeholders.
Proven problem-solving skills with the ability to manage escalated issues and streamline administrative operations efficiently.
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.
Skills Required
- Minimum of 2-3 years of experience in high-level administrative support in a leadership or coordinator role
- Proven attention to detail and ability to perform quality control on documents and correspondence
- Experience mentoring or supervising junior administrative staff and demonstrated leadership skills
- Excellent written and verbal communication skills with professionalism and discretion
- Experience handling confidential and sensitive information with integrity
- Proficiency in office software and administrative tools (e.g., Microsoft Office Suite, calendar management systems)
- Advanced level of English (C1)
- Hybrid work requirement: must be onsite at least three days per week in the local office (Ciudad de Mexico)
Marsh McLennan Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Marsh McLennan and has not been reviewed or approved by Marsh McLennan.
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Leave & Time Off Breadth — Leave offerings are described as generous, including sizable PTO, paid holidays, paid sick days, and additional time off such as paid volunteer time and “Summer days.” These time-off benefits are portrayed as a standout part of the overall rewards package.
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Healthcare Strength — Healthcare coverage is characterized as comprehensive, spanning medical, dental, and vision options, with additional supports like disability and life insurance and access to mental health resources and an EAP. The breadth of plan options is positioned as a core strength of the benefits package.
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Retirement Support — Retirement benefits are framed as solid, with 401(k) programs and employer matching frequently highlighted alongside other financial programs. Stock purchase options are also referenced as an additional wealth-building component of the total rewards mix.
Marsh McLennan Insights
What We Do
Marsh McLennan (NYSE: MMC) brings together nearly 78,000 experts in risk, strategy, and people across Marsh, Guy Carpenter, Mercer, and Oliver Wyman, serving clients in over 130 countries. Marsh enables enterprise worldwide by helping clients manage risks, transforming uncertainty into opportunity. Guy Carpenter helps clients grow profitably with reinsurance broking expertise, advisory services, and advanced analytics. Mercer helps organizations advance the health, wealth, and careers of their most vital asset — their people. Oliver Wyman’s expertise in strategy, operations, risk, and organization transformation changes what is possible for our clients, their industries, and society. Together, we combine a unique range of capabilities to help our clients solve problems, seize opportunities, and build lasting success in increasingly complex operating environments.









