Overview
About ZS
ZS is a management consulting and technology firm focused on improving life and how we live it. We bring together data, science, technology, and human ingenuity to deliver better outcomes. ZSers work side-by-side with a powerful collective of thinkers and experts, shaping life-changing solutions for patients, caregivers, and consumers worldwide. We partner collaboratively with clients to develop custom solutions and technology products that create value and deliver results across critical areas of their business.
What you'll do
We are seeking someone to handle the invoicing role. The position involves managing client invoicing, purchase orders, billing compliance, and financial reporting. It requires a bachelor's degree in finance or related fields, 0-3 years of invoicing experience, proficiency in Microsoft Office, strong analytical skills, attention to detail, and effective communication.
- Receive, interpret, and process billing instructions, following up with project teams for clarification as needed.
- Send invoices to clients through multiple channels (email, online, postal mail) as dictated by the client.
- Manage client POs: receive them and communicate with project teams to assign to projects.
- Work alongside Client Accounting and Finance Business Partnership teams to support project teams in actively managing project invoicing.
- Engage with project teams, colleagues, and clients to identify and resolve issues related to project invoicing.
- Support in-flight client projects, provide reporting, track client POs, and ensure invoicing compliance with ZS and client policies.
- Engage effectively with resources at all levels within ZS and at our clients, as appropriate.
- Manage client POs, create and send invoices to clients.
- Ensure project financial transactions (billing, collection, time and expenses) are completed in a timely and accurate manner.
- Assist with engagement startup (project setup) and shutdown activities (prepare final bill to client, etc.).
- Maintain an electronic archive of all invoices and a log of invoice details.
What you'll bring
- Bachelor's degree in finance, economics, or business required; advanced degree welcome, with a strong record of academic achievement.
- 0-3 years of invoicing/billing experience.
- Strong working knowledge of Microsoft Office (Excel, Word, Outlook); SAP experience desirable.
- Strong analytic and critical thinking abilities.
- Effective oral and written communication skills that enable strong relationship-building and stakeholder management.
- Strong attention to detail.
- Motivated and proactive.
- Professional objectivity and judgment to know when to challenge activities.
- Agile and able to multi-task in a fast-paced, rapidly changing environment.
- Fluency in English.
- Client-first mentality.
- Intense work ethic.
- Collaborative spirit and problem-solving approach.
How you'll grow
- Cross-functional skills development and custom learning pathways.
- Milestone training programs aligned to career progression opportunities.
- Internal mobility paths that empower growth via s-curves, individual contribution, and role expansions.
Perks and benefits
At ZS, your growth matters. We offer a comprehensive total rewards package that supports your health and well-being, financial future, time away, and professional development. With robust skills-building programs, multiple career progression paths, internal mobility, and a deeply collaborative culture, you'll have the opportunity to do meaningful work, expand your capabilities, and thrive as part of a global community.
Hybrid working model
We are committed to giving our employees a flexible and connected way of working. A flexible and connected ZS allows us to combine work from home and on-site presence at clients/ZS offices for the majority of our week. The magic of ZS culture and innovation thrives in both planned and spontaneous face-to-face connections.
Travel
Travel is a requirement at ZS for client-facing ZSers; business needs of your project and client are the priority. While some projects may be local, all client-facing ZSers should be prepared to travel as needed. Travel provides opportunities to strengthen client relationships, gain diverse experiences, and enhance professional growth by working in different environments and cultures.
Considering applying?
At ZS, we honor the visible and invisible elements of our identities, personal experiences, and belief systems. We believe your personal interests, identities, and desire to learn are integral to your success here. We are committed to building a team that reflects a broad variety of backgrounds, perspectives, and experiences. If you're eager to grow, contribute, and bring your unique self to our work, we encourage you to apply.
ZS is an equal opportunity employer and is committed to providing equal employment and advancement opportunities without regard to any class protected by applicable law.
To complete your application, candidates must possess or be able to obtain work authorization for their intended country of employment. An online application, including a full set of transcripts (official or unofficial), is required to be considered.
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Education Requirements
- Bachelor's degree in finance, economics, or business
Eligible Batch Years

ZS
ZS is a global management consulting and professional services firm specializing in transforming healthcare and other industries through data-driven strategies, analytics, and technology solutions. Founded in 1983, ZS has grown into a trusted partner for clients seeking to improve business performance, optimize sales and marketing, and innovate through advanced analytics and digital transformation. The company's mission is to help organizations deliver better outcomes by leveraging deep industry expertise, cutting-edge technology, and a collaborative approach.
With over 12,000 employees across more than 35 offices worldwide, ZS serves a diverse range of clients, particularly in the pharmaceutical, biotechnology, and medical technology sectors, as well as consumer products and financial services. The firm is recognized for its strong culture of innovation and problem-solving, and has been consistently ranked among the top consulting firms globally. Recent achievements include expanding its AI-driven healthcare solutions portfolio and forging strategic partnerships to enhance digital health capabilities, further solidifying its position as a leader in healthcare consulting and analytics.
Company Details
Connect With Us
Websitezs.com


