Senior Administrative Assistant

Posted Yesterday
Be an Early Applicant
Chicago, IL, USA
Hybrid
63K-69K Annually
Senior level
Artificial Intelligence • Healthtech • Professional Services • Analytics • Consulting
Where passion changes lives
The Role
Provides executive-level administrative and operational support, including calendar and travel coordination, expense processing, meeting logistics, documentation, deliverable review, onboarding, recruitment support, and internal initiatives. The role partners with stakeholders, troubleshoots issues, mentors administrative staff, and supports enterprise leadership in a hybrid Chicago office environment.
Summary Generated by Built In
ZS is a place where passion changes lives. As a management consulting and technology firm focused on improving life and how we live it, we transform ideas into impact by bringing together data, science, technology and human ingenuity to deliver better outcomes for all. Here you'll work side-by-side with a powerful collective of thinkers and experts shaping life-changing solutions for patients, caregivers and consumers, worldwide. ZSers drive impact by bringing a client-first mentality to each and every engagement. We partner collaboratively with our clients to develop custom solutions and technology products that create value and deliver company results across critical areas of their business. Bring your curiosity for learning, bold ideas, courage and passion to drive life-changing impact to ZS.
ZS's Corporate Enterprise Functions operate the firm's core internal functions. Our global teams comprise team-oriented, pragmatic and results-driven people who thrive in a challenging work environment. Our people come from diverse backgrounds but share a passion for quality customer service and dedication-whether our customer is a client or another ZS employee.
Administrative Services increases the productivity of ZS professionals as they complete their work. The administrative services team provides administrative support, travel-planning operations, catering coordination, and facilities management.
Senior Administrative Assistant - Enterprise Support
We seek an experienced senior administrative professional to support executive-level enterprise leadership in our Chicago - Merchandise Mart office. This person should be highly organized and a self-starter, willing to manage critical administrative and operational tasks, taking on ad hoc projects to support the team and more. This role provides opportunities for project coordination, relationship development, and administrative support for the leadership team. Interpersonal and Microsoft skills are a must.
What You'll Do:
  • Form partnerships with stakeholders to proactively address expected needs and increase productivity of enterprise executives;
  • Prepare domestic and international travel logistics, including itineraries and visa coordination;
  • Provide advanced scheduling support to multiple individuals, including appointment, calendar and meeting management, and calendar empathy;
  • Process expense reports and invoices in compliance with current firm policies and compliance guidelines;
  • Coordinate team leadership meetings, including calendaring, agenda management, and logistical support (AV/IT support, facility reservation and set-up, hotel accommodations, catering, etc.);
  • Work with ZS teams across the United States and India;
  • Assist with communications and documentation, including organizing correspondence, tracking requests, maintaining shared project files, tracking contracts, and printing, organizing, and archiving meeting support materials;
  • Support preparation and quality review of deliverables, including formatting proofing, and coordination of updates to presentations, reports, and supporting documentation;
  • Identify and address problems and troubleshoot with internal and external stakeholders;
  • Participate in the administrative team recruitment process;
  • Facilitate onboarding of new team members (welcome new joiners, provide client system access, direct access to compliance training, etc.);
  • Mentor and train new hires and junior members of the team and contribute to knowledge sharing and local learning initiatives;
  • Lead and drive internal initiatives. Contribute to firm service initiatives within local office;
  • Complete administrative processes and assist with special projects as requested;
  • Utilize all available resources, including AI enabled tools, to create efficiencies;
  • Provide back-up support as needed;
  • Hours are 8:30 am - 5:00 pm.

What You'll Bring:
  • High school diploma required; post-secondary education or Associate's/Bachelor's degree preferred;
  • At least three years of prior relevant experience as an administrative/executive assistant required, preferably in a professional services environment;
  • Fluent in MS Office (Word, PowerPoint, Excel and Outlook), travel and expense reporting applications;
  • Strong oral and written communication skills;
  • Professional appearance and demeanor with ability to exercise good judgment and discretion;
  • Attention to detail, dependability, punctuality;
  • Proactive self-starter with ability to manage a wide variety of tasks and meet deadlines;
  • Experience working both independently and with a team in a demanding environment;
  • Sense of humor appreciated.
  • Fluency in English, with excellent oral and written communication skills.
  • A client-first approach.
  • A strong commitment to high-quality work.
  • A collaborative approach to solving problems.

How you'll grow:
  • Cross-functional skills development & 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 & 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. For details on total rewards in United States , visit ZS US office locations | Where we work | ZS .
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-the ones that comprise us as individuals, shape who we are, and make us unique. 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. Learn more about our inclusion and belonging efforts and the networks ZS supports to assist our ZSers in cultivating community spaces and obtaining the resources they need to thrive.
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.
Work Authorization:
This position is not eligible for visa sponsorship. Candidates must have authorization to work in the United States that does not now or in the future require employer sponsorship.
To complete your application:
An on-line application, including a full set of transcripts (official or unofficial), is required to be considered.
NO AGENCY CALLS, PLEASE.
Find Out More At:
www.zs.com
Salary: $63,000.00 - $69,000.00

Skills Required

  • High school diploma
  • At least three years of relevant administrative or executive assistant experience
  • Fluency in Microsoft Office, including Word, PowerPoint, Excel, and Outlook
  • Experience with travel and expense reporting applications
  • Strong oral and written communication skills
  • Professional appearance and demeanor, with sound judgment and discretion
  • Attention to detail, dependability, and punctuality
  • Ability to proactively manage varied tasks and meet deadlines
  • Ability to work independently and collaboratively in a demanding environment
  • Fluency in English
  • Post-secondary education or an Associate's or Bachelor's degree
  • Experience in a professional services environment

What the Team is Saying

Ash Easwar
Suzanne Boyan
Kristina Sambucci
Callum Brazier
Michelle Lu
Mike Vula
Mina Labib
Judith Kulich
Anna Simon
Rachana Late
Bazgha Qutab
Ayush Kataria
Carolina Blanco
Kumar Ritwik
Emily Reynolds
Mahmood Majeed
Mahmood Majeed
Bazgha Qutab
Mahmood Majeed

ZS Compensation & Benefits Highlights

  • Healthcare Strength — Health insurance is described as comprehensive, spanning medical, dental, vision, mental‑health resources, and dependent coverage. Low out‑of‑pocket costs are commonly highlighted as a strong point.
  • Parental & Family Support — Paid family leave, family‑planning support, backup care for dependents, and breast‑milk delivery for traveling parents are part of the package. These offerings indicate meaningful support for growing families.
  • Leave & Time Off Breadth — Full‑time U.S. employees accrue 15 vacation days from hire, rising to 20 after 36 months, plus sick time, 11 paid holidays, and a floating holiday. The structure presents a clear path to additional time off with tenure.

ZS Insights

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The Company
HQ: Evanston, IL
15,000 Employees
Year Founded: 1983

What We Do

ZS is a management consulting and technology firm that partners with companies to improve life and how we live it. We transform ideas into impact by bringing together data, science, technology and human ingenuity to deliver better outcomes for all. Founded in 1983, ZS has more than 15,000+ employees in over 40 offices worldwide.

Why Work With Us

ZS is home to passionate people who embrace innovative thinking, collaboration and a client-first mindset. Welcome to a company where new ideas are celebrated, curiosity is welcomed, learning opportunities are abundant and colleagues become lifelong connections.

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ZS Teams

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About our Teams

ZS Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

The Flexible & Connected model is our ZS standard. ZSers decide where it makes the most sense for them to work each day given client or teamwork.

Typical time on-site: 3 days a week
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HQEvanston (Global HQ)
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Chicago - Merchandise Mart
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