Top 288 Administrative assistant Jobs in Affton, Mo

Executive Administrative Assistant
Bayer —Creve Coeur, MO
- $64,072.57 - $96,108.85 a year
- Microsoft Excel
- 6 years
- Mid-level
- Health insurance
- Dental insurance
14d
Administrative Assistant I (Hybrid) - Otolaryngology
Washington University in St. Louis —St. Louis, MO
- $17.87 - $27.06 an hour
- Online Application
- Hybrid work
- Microsoft Access
- Microsoft Outlook
- Computer literacy
- Travel reimbursement
- Commuter assistance
Administrative Assistant I - Medical Oncology
Washington University in St. Louis —St. Louis, MO
- $17.87 - $27.06 an hour
- Online Application
- Microsoft Access
- Microsoft Outlook
- Computer literacy
- Commuter assistance
- Employee assistance program
Part Time Temporary Administrative Assistant
NOVUS Health Inc. —St. Louis, MO
- $18 - $22 an hour
- Temporary
- Office
- Administrative experience
- Organizational skills
- Flexible schedule
Quick Apply
Administrative Assistant to the Director of Operations
WEBSTER GROVES SCHOOL DISTRICT —Webster Groves, MO
- $21.27 an hour
- Full-time
- Mid-level
- Office
- 3 years
2d
Executive Assistant (Barnes-Jewish Hospital)
BJC HealthCare —St. Louis, MO
- $47,361.60 - $77,126.40 a year
- Full-time
- Office
- High school diploma or GED
- Senior level
- Disability insurance
- Health insurance
3d
Administrative Assistant
Elessent Clean Technologies. —St. Louis, MO
- $54,000 - $65,000 a year
- Overtime
- 18 years or older
- Microsoft Excel
- Microsoft Outlook
Entry-Level Office Assistant / Customer Service Representative
INDOOR COMFORT TEAM —St. Louis, MO
- $17 - $25 an hour
- Full-time
- Computer literacy
- Office
- Administrative experience
- Paid training
- Paid holidays
Quick Apply
2d
Administrative Assistant III (Hybrid) - Radiology
Washington University in St. Louis —St. Louis, MO
- $21.17 - $32.85 an hour
- Online Application
- Hybrid work
- Computer literacy
- Writing skills
- Pass drug screening
- Commuter assistance
- Employee assistance program
Administrative Support Assistant
State of Missouri —St. Louis, MO
- $37,860 a year
- Full-time
- Microsoft Outlook
- Office
- Administrative experience
14d
Senior Executive Assistant
Bayer —Creve Coeur, MO
- $68,800 - $103,200 a year
- Microsoft Outlook
- Mid-level
- Office
- Health insurance
- Dental insurance
14d
Administrative Support Clerk
State of Missouri —St. Louis, MO
- $35,349.84 a year
- Full-time
- Administrative experience
- High school diploma or GED
- Data entry
- Paid holidays
- Health insurance
2d
Administrative Assistant II (Hybrid) - Office of the Vice Chancellor for Research
Washington University in St. Louis —St. Louis, MO
- $19.29 - $29.91 an hour
- Online Application
- Hybrid work
- Microsoft Access
- Microsoft Outlook
- Computer literacy
- Commuter assistance
- Employee assistance program
Office Assistant
Anders —St. Louis, MO
- $45,000 - $55,000 a year
- Overtime
- Mid-level
- Office
- Administrative experience
Quick Apply
Administrative Assistant
Leonardo DRS —Bridgeton, MO
- $49,624 - $64,511 a year
- 5 years
- Writing skills
- Mid-level
- Paid parental leave
- Health savings account
Administrative Assistant
Restorative Pathways —St. Louis, MO
- $19.00 - $22.50 an hour
- Part-time
- Hybrid work
- Private practice
- Google Workspace
- HIPAA
- Flexible schedule
Quick Apply
5d
Administrative Assistant
Saint Louis University —St. Louis, MO
- Full-time
- Computer literacy
- Office
- High school diploma or GED
- Paid holidays
- Health insurance
National Admin Coordinator
Solventum —St. Louis, MO
- $53,920 - $74,140 a year
- Full-time
- Hybrid work
- Microsoft Excel
- Microsoft Outlook
- Mid-level
- Health savings account
- Disability insurance
7d
Receptionist
High Fidelity Brands —Affton, MO
- Full-time
- Office
- Communication skills
- Entry level
Quick Apply
7d
Administrative Coordinator III - Dermatology
Washington University in St. Louis —St. Louis, MO
- $23.37 - $36.19 an hour
- Online Application
- Pass drug screening
- Mid-level
- Office
- Commuter assistance
- Employee assistance program
9d

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Executive Administrative Assistant

Bayer -
Creve Coeur, MO

Apply Now

Job Details

$64,072.57 - $96,108.85 a year
14 days ago

Benefits

Health insurance
Dental insurance
Paid time off
Vision insurance

Qualifications

Confidential information handling
Microsoft Excel
Executive administrative support
High school diploma or GED
Productivity software

Full Job Description

Executive Administrative Assistant

At Ruveon we’re visionaries, driven to solve the world’s toughest challenges and striving for a world where 'Health for all Hunger for none’ is no longer a dream, but a real possibility. We’re doing it with energy, curiosity and sheer dedication, always learning from unique perspectives of those around us, expanding our thinking, growing our capabilities and redefining ‘impossible’. There are so many reasons to join us. If you’re hungry to build a varied and meaningful career in a community of brilliant and diverse minds to make a real difference, there’s only one choice.

Executive Assistant

YOUR TASKS AND RESPONSIBILITIES

Provides comprehensive administrative support to executives, ensuring confidentiality and professionalism.

Manages calendars, schedules meetings, and organizes travel arrangements.

Prepares correspondence, reports, and presentations using various business software.

Edits, proofs, and formats documents as needed.

Screens calls and messages, managing interactions with internal and external sources.

Maintains files and records, ensuring efficient organization.

Assists in developing secretarial standards and practices for the organization.

Handles confidential business and personnel information with discretion.

Assembles and analyzes information, prepares reports, manuals, agendas, correspondence, and memoranda as guided by general company practice.

Processes expense reports and invoices; manages Accounts Payable in coordination with accounting/finance/AP/vendors; orchestrates purchase orders, service entries, contracts, and capital project submissions in SAP or equivalent.

Manages complex calendars across time zones.

Organizes meetings, conferences, and events; drafts agendas for broader communications; manages RSVPs and tracking; coordinates logistics (venues, catering, equipment), ensuring activities align with company safety, compliance, and sustainability policies.

Organizes business travel end-to-end; develops itineraries and agendas; books air/rail/ground transportation and lodging.

Prepares materials in final form from very rough and involved drafts, which may utilize frequent use of technical terminology and combine materials from several sources.

Collaborates with other assistants to share and coordinate workload.

Supports, trains, and up-skills junior colleagues.

Performs additional accountabilities as required

WHO YOU ARE

Ruveon seeks an incumbent who possesses the following:

Required Qualifications:

High school diploma (Associates preferred).

Proven experience as an Executive Assistant or in a similar administrative role in a fast-paced environment.

Proficiency in Microsoft Office Suite (Word, Excel, PowerPoint).

Strong organizational skills and ability to manage competing priorities.

Excellent interpersonal skills and the ability to communicate effectively with employees at all levels of the organization.

High level of discretion and confidentiality in handling sensitive information.

Preferred Qualifications:

8 years of relevant experience with HS Diploma or Associate’s degree with 6 years’ relevant experience.
Familiarity and experience with AI tools and technologies that can enhance administrative processes and support efficiency improvements.

AI Literacy & Curiosity: Demonstrated experience using public AI chatbots (e.g. ChatGPT, Gemini, Claude) for professional tasks (e.g. drafting, summarization, and research).

Curiosity and willingness to learn about new technologies that can improve administrative workflows.

Ability to write clear and concise instructions for technical tasks and for AI prompts to get desired results.

Experience with SAP and Concur or other similar ERP and travel management systems.

This posting will be available for application until at least 8/30/2026.

Employees can expect to be paid a salary between $64,072.57 - $96,108.85. Additional compensation may include a bonus or incentive compensation (if relevant). Additional benefits include health care, vision, dental, retirement, PTO, sick leave, etc. This salary range is merely an estimate and may vary based on an applicant's location, market data/ranges, an applicant's skills and prior relevant experience, certain degrees and certifications, and other relevant factors.

Bayer is an Equal Opportunity Employer/Disabled/Veterans

Bayer is committed to providing access and reasonable accommodations in its application process for individuals with disabilities and encourages applicants with disabilities to request any needed accommodation(s) using the contact information below.

If you meet the requirements of this unique opportunity, and want to impact our mission Science for a better life, we encourage you to apply now. Job postings will remain open for a minimum of ten business days and are subject to immediate closure thereafter without additional notice.

Equal Opportunity Employer Statement: Notice for U.S. Visitors: All information on this site is subject to compliance with local rule and regulations as they may vary from time to time and across different geographies, including, without limitation, U.S. Executive Orders.

Division:

Crop Science

Reference Code

876763

Functional Area:

General Administration & Corporate Services

Location:

United States : Missouri : Creve Coeur

Employment Type:

Regular

Position Grade:

unknown

Contact Us

Address

Telephone

Creve Coeur, MO

+1 888-473-1001, option #5

63167

Submit a ticket via the self-service option by visiting go/askhr

Apply Now

Refine Your Search

administrative assistant jobs in affton, mo

Executive Administrative Assistant

Administrative Assistant I (Hybrid) - Otolaryngology

Administrative Assistant I - Medical Oncology

Part Time Temporary Administrative Assistant

Administrative Assistant to the Director of Operations

Executive Assistant (Barnes-Jewish Hospital)

Administrative Assistant

Entry-Level Office Assistant / Customer Service Representative

Administrative Assistant III (Hybrid) - Radiology

Administrative Support Assistant

Senior Executive Assistant

Administrative Support Clerk

Administrative Assistant II (Hybrid) - Office of the Vice Chancellor for Research

Office Assistant

Administrative Assistant

Administrative Assistant

Administrative Assistant

National Admin Coordinator

Receptionist

Administrative Coordinator III - Dermatology

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