Business Support Senior Assistant

WTW; Lisboa; On-site; EUR 35,000 - 60,000; Full time

Benefits offered by this job

Work-Life Balance (hybrid)

Competitive compensation

Global exposure

Career development

Collaborative culture

Impactful work

Community & celebrations

Job summary

Willis Towers Watson (WTW) is a leading global advisory, broking, and solutions company based in Lisbon, Portugal. The Regional Delivery Center supports over 400 colleagues delivering operational excellence through collaboration and innovation.

The ideal candidate will bring strong attention to detail and a proactive mindset to help deliver high-quality service to internal and external clients, working with Client and Account Managers to support effective solutions and positive client

Qualifications

• Hands‑on exposure to billing and invoicing, policy administration, renewals, enrolment, and claims management.
• Good command of English, both written and spoken.
• Experience in front‑office activities and direct customer management.
• Ability to manage multiple projects simultaneously and meet deadlines.
• Strong problem‑solving skills with the ability to handle complex issues.
• Capacity to synthesise and present information clearly.
• Customer‑oriented approach with effective communication skills.
• Proactive and able to work independently with limited supervision.
• Comfortable collaborating within global teams.
• Continuous improvement mindset focused on efficiency and effectiveness.

Responsibilities

• Process and analyse financial, membership, and invoicing data to support programme design.
• Support RFP preparation and proposal analysis from carriers and vendors.
• Assist with client placement and renewal deliverables, benefits plan design, and reporting.
• Manage queries from clients, members, and vendors, escalating where necessary.
• Support onboarding, enrolment, and policy renewal activities.
• Collect, validate, and maintain enrolment, eligibility, and invoicing data.
• Assist with claims administration and carrier/vendor invoice management.
• Perform commission reconciliation and support client premium invoicing.
• Ensure compliance with regulatory procedures.
• Facilitate coordination between clients, WTW, and insurance vendors.

Skills

Billing & invoicing

English communication

Customer management

Attention to detail

Multitasking

Problem solving

Job description

Description

About Us

WTW is an award-winning advisory, broking, and solutions company that supports clients worldwide in transforming risk into opportunities for growth. With a rich insurance heritage dating back to 1828, from the Titanic in 1912 to the Moon Buggy in 1971, WTW brings deep industry expertise and longstanding experience. Our WTW Regional Delivery Center, based in the heart of Lisbon, brings together a strong global team of more than 400 colleagues who deliver operational excellence every day through innovation and streamlined, efficient solutions.

The Opportunity

The ideal candidate will demonstrate strong attention to detail and a proactive, goal-oriented mindset, with a clear focus on delivering high-quality service to both internal and external clients. In this role, you will work closely with Client and Account Managers from the local business team, supporting the delivery of effective solutions and ensuring a positive client experience.

What will you do?

The ideal candidate should have excellent attention to detail and be oriented towards the fulfillment of objectives and to internal and external customer service, as they will collaborate with Client and Account Managers from the local business team.

To support the delivery of that strategy, you will:

• Process and analyse financial, membership, and invoicing data to support programme design
• Support RFP preparation and proposal analysis from carriers and vendors
• Assist with client placement and renewal deliverables, benefits plan design, and reporting
• Manage queries from clients, members, and vendors, escalating where necessary
• Support onboarding, enrolment, and policy renewal activities
• Collect, validate, and maintain enrolment, eligibility, and invoicing data
• Assist with claims administration and carrier/vendor invoice management
• Perform commission reconciliation and support client premium invoicing
• Ensure compliance with regulatory procedures
• Facilitate coordination between clients, WTW, and insurance vendors

Qualifications

What You’ll Bring

• Hands‑on exposure to operational processes including billing and invoicing, policy administration, renewals, enrolment, and claims management
• Good command of English, both written and spoken
• Experience in front‑office activities and direct customer management
• Ability to manage multiple projects simultaneously and meet deadlines
• Strong problem‑solving skills with the ability to handle complex issues
• Capacity to synthesise and present information clearly
• Customer‑oriented approach with effective communication skills
• Proactive and able to work independently with limited supervision
• Comfortable collaborating within global teams
• Continuous improvement mindset with the focus on enhancing efficiency and effectiveness

Why WTW?

At WTW, we offer more than just a job—we offer a career. Here’s what you can expect:

• Work-Life Balance: Enjoy flexible working hours and hybrid working options to suit your lifestyle.
• Competitive Compensation: Benefit from an attractive, performance‑related remuneration system.
• Global Exposure: Join an international consultancy with the security of a global corporation and renowned clients.
• Career Development: Experience a steep learning curve and ample opportunities for individual career growth through on‑the‑job learning and specialist training.
• Collaborative Culture: Work in a collegial, appreciative, and dynamic environment where decisions are made together.
• Impactful Work: Quickly take on responsibility and make an impact with direct customer contact.
• Community and Celebration: Participate in corporate events and celebrate our successes together.

Join Us!

Be part of a team that values innovation, excellence, and collaboration. At WTW, your career is more than just a job—it’s a journey.

Willis Towers Watson is an equal opportunity employer.