Senior Administrative Assistant

Join to apply for the Senior Administrative Assistant role at Thomson Reuters México. The Senior Administrative Assistant performs highly responsible and professional administrative services to senior managers, providing a wide range of support to enhance business efficiency. This role typically manages and organizes daily activities for senior leaders, handles sensitive information, and serves as a trusted, proactive partner across teams and with external stakeholders.

Key Responsibilities

Executive Support & Coordination Screen and route calls; manage complex, dynamic team and executive calendars. Arrange end‑to‑end, complex domestic/international travel (flights, visas, lodging, ground transport) and detailed meeting logistics and agendas. Track and process expenses; manage mail and correspondence. Document & Presentation Management Prepare, edit, and format complex, confidential documents, reports, and executive‑level presentations.

Maintain accurate records, files, and shared repositories; ensure version control and confidentiality. Finance & Reporting Collaboration Partner closely with Finance on revenue forecasting inputs, expense tracking, purchase requisitions, and monthly/quarterly reports. Support budget monitoring and reconciliation, ensuring timely and compliant submissions. Events & Conferences Lead or support planning and execution of conferences, offsites, town halls, and client events (venue sourcing, vendor coordination, agendas, materials, participant communication).

Stakeholder & Vendor Management Serve as a liaison with internal management and staff at all levels, as well as external clients and vendors; ensure professional, timely, and effective communication. Training & Process Improvement Train and mentor other administrative staff on tools, processes, and best practices. Identify opportunities to streamline workflows, improve documentation, and enhance operational efficiency. Project Coordination Provide light project coordination support (timelines, task tracking, stakeholder updates, risk/issue logging).

Confidentiality & Compliance Handle sensitive and confidential information with discretion and comply with organizational policies and data protection standards.

Qualifications

About you Bilingual Executive Assistant studies (or equivalent) or Bachelor’s degree in Business Administration, Communications, or related field. Advanced English (spoken and written) required; ability to draft, edit, and present professional documentation in English. Strong computer proficiency (e.g., Microsoft 365: Outlook, Word, Excel, PowerPoint, Teams) and excellent internet research skills. Familiarity with expense management tools and calendar/travel platforms; experience with collaboration tools (SharePoint/OneDrive) is a plus.

Experience

5+ years of progressive administrative experience supporting senior managers or executives in a fast‑paced, professional environment. Interpersonal & Organizational Skills Exceptional organizational skills, attention to detail, and time management. Demonstrated flexibility and ability to manage multiple priorities and deadlines. Excellent interpersonal skills; works effectively with all levels of internal management and staff, and with external clients and vendors.

Proven ability to manage confidential information with discretion. Strong written and verbal communication; professional presence and service mindset. Basic project coordination skills (scheduling, tracking, stakeholder follow‑up). What’s in it for You?

Hybrid Work Model: We’ve adopted a flexible hybrid working environment (2-3 days a week in the office depending on the role) for our office-based roles while delivering a seamless experience that is digitally and physically connected. Flexibility & Work-Life Balance: Flex My Way is a set of supportive workplace policies designed to help manage personal and professional responsibilities, whether caring for family, giving back to the community, or finding time to refresh and reset. This builds upon our flexible work arrangements, including work from anywhere for up to 8 weeks per year, empowering employees to achieve a better work-life balance. Career Development and Growth: By fostering a culture of continuous learning and skill development, we prepare our talent to tackle tomorrow’s challenges and deliver real‑world solutions.

Our Grow My Way programming and skills-first approach ensures you have the tools and knowledge to grow, lead, and thrive in an AI-enabled future. Industry Competitive Benefits: We offer comprehensive benefit plans to include flexible vacation, two company-wide Mental Health Days off, access to the Headspace app, retirement savings, tuition reimbursement, employee incentive programs, and resources for mental, physical, and financial wellbeing. Culture: Globally recognized, award‑winning reputation for inclusion and belonging, flexibility, work‑life balance, and more. We live by our values: Obsess over our Customers, Compete to Win, Challenge (Y)our Thinking, Act Fast / Learn Fast, and Stronger Together.

Social Impact: Make an impact in your community with our Social Impact Institute. We offer employees two paid volunteer days off annually and opportunities to get involved with pro‑bono consulting projects and Environmental, Social, and Governance (ESG) initiatives. Making a Real-World Impact: We are one of the few companies globally that helps its customers pursue justice, truth, and transparency. Together, with the professionals and institutions we serve, we help uphold the rule of law, turn the wheels of commerce, catch bad actors, report the facts, and provide trusted, unbiased information to people all over the world.

About Us

Thomson Reuters informs the way forward by bringing together the trusted content and technology that people and organizations need to make the right decisions. We serve professionals across legal, tax, accounting, compliance, government, and media. Our products combine highly specialized software and insights to empower professionals with the data, intelligence, and solutions needed to make informed decisions, and to help institutions in their pursuit of justice, truth, and transparency. Reuters, part of Thomson Reuters, is a world leading provider of trusted journalism and news.

We are powered by the talents of 26,000 employees across more than 70 countries, where everyone has a chance to contribute and grow professionally in flexible work environments. At a time when objectivity, accuracy, fairness, and transparency are under attack, we consider it our duty to pursue them. Sound exciting? Join us and help shape the industries that move society forward.

As a global business, we rely on the unique backgrounds, perspectives, and experiences of all employees to deliver on our business goals. To ensure we can do that, we seek talented, qualified employees in all our operations around the world regardless of race, color, sex/gender, including pregnancy, gender identity and expression, national origin, religion, sexual orientation, disability, age, marital status, citizen status, veteran status, or any other protected classification under applicable law. Thomson Reuters is proud to be an Equal Employment Opportunity Employer providing a drug‑free workplace. We also make reasonable accommodations for qualified individuals with disabilities and for sincerely held religious beliefs in accordance with applicable law.

More information on requesting an accommodation here. Learn more on how to protect yourself from fraudulent job postings here. More information about Thomson Reuters can be found on thomsonreuters.com #J-18808-Ljbffr