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639 operations assistant jobs at 216 companies in O'Fallon, MO

2mo
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Assistant Sales / Operations Manager
St. Louis, Missouri, United States
OnsiteFull Time
Amazing Lash Studio
Amazing Lash Studio: Provides professional eyelash extensions and beauty salon services.
Management experience in sales or operations, strong leadership, customer service, communication, organization, problem-solving, and ability to work flexible hours including nights/weekends/holidays.
MindBody Software
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1w
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Facility Operations Assistant Lead
Frontenac, Missouri, United States
OnsiteFull Time
Life Time
Life TimeNYSE: LTH: Operates premium athletic country clubs and lifestyle resorts.
1+ YOEHigh school diploma/GED, CPR/AED within 30 days, 1 year customer service experience, AFO and CPO certifications (CPO within 3 months), flexible schedule, experience training and recruiting staff.
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3w
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Room Operations Assistant Manager
Saint Louis, Missouri, United States
$26-$28/hr OnsiteFull Time
Marriott International
Marriott InternationalNASDAQ: MAR: Operates and franchises a global network of hotels and resorts.
1+ YOEHigh school diploma/GED with 3 years guest services/housekeeping experience OR 2-year degree in hotel/hospitality/business with 1 year experience; ability to supervise staff, use reports, and manage operations to budget.
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2mo
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ASSISTANT STORE MANAGER - OPERATIONS
Brentwood, Missouri, United States
OnsiteFull Time
Micro Center
Micro Center: Retailer of computers, consumer electronics, and technical support services.
5+ YOE5+ Mgmt5+ years leadership in a major big-box retailer; 30,000+ sq ft store; experience in sales, merchandising, operations, and HR; proficient in Microsoft Office.
Microsoft Office
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6d
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Operations Specialist
St. Louis, Missouri, United States
FieldFull Time
Cedarhurst
Cedarhurst: Provides personalized senior housing and memory care services.
5+ YOE1+ MgmtState assisted-living license (RCAL) in good standing, leadership experience in senior care, regulatory compliance knowledge, ability to manage P&L and staffing, background checks and health screenings required.
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5d
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Clinical Operations Assistant - Ophthalmology
St. Louis, Missouri, United States
$18-$27/hr OnsiteFull Time
Washington University in St. Louis
Washington University in St. Louis: Providing higher education and conducting advanced academic research.
High school diploma or equivalent with some college preferred; proficiency with Microsoft Excel/Office/PowerPoint and office equipment; strong communication and organizational skills; ability to sit and stand and occasionally lift up to 25 lbs.
Microsoft Excel, Microsoft Office, Microsoft PowerPoint, Office Equipment
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1w
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Assistant Manager – Operations & Marketing
O'Fallon, Missouri, United States
$44k-$50k/yr OnsiteFull Time
Big Blue Swim School
Big Blue Swim School: Provides professional swimming lessons and water safety instruction.
Supervisory experience preferred, strong communication and organization, comfortable with community outreach and social media, ability to lift 30 pounds, stand for extended periods, and work mid-shifts, evenings, and weekends.
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1w
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Accounting Associate and Operations Assistant
St. Peters, Missouri, United States
OnsiteFull Time
Didion Orf Recycling
Didion Orf Recycling: Recycles scrap metal and end-of-life electronics.
Accounting and operations support including accounts payable/receivable, QuickBooks Online and Excel proficiency, reconciling statements, customer service, scale house operations, and ability to work in an industrial environment.
QuickBooks Online, Microsoft Excel, Microsoft Office
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2mo
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Assistant Manager
Valley Park, Missouri, United States
OnsiteFull Time
Midwest Petroleum Company
Midwest Petroleum Company: Operator of retail convenience stores and fuel stations.
2+ YOEAssistant Manager role requiring high school diploma and 2 years of customer service/retail management experience; assist store manager and daily store operations.
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1mo
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Assistant Vice President - Operations Support Manager - Hybrid
O'Fallon, Missouri, United States
$73k-$109k/yr HybridFull Time
Citi
CitiNYSE: C: Providing global banking, investment, and wealth management services.
5+ Mgmt5+ years managing teams, experience analyzing business requirements, developing test plans, strong communication, problem-solving, and ability to work independently; bachelor\u0002s degree or equivalent experience.
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1mo
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Assistant Vice President - Operations Support Manager - Hybrid
O'Fallon, Missouri, United States
$73k-$109k/yr HybridFull Time
Citi
CitiNYSE: C: Global diversified financial services holding.
5+ YOE5+ Mgmt5+ years managing teams, experience analyzing business requirements and test plans, strong problem-solving, communication, and time-management skills; Bachelor’s degree or equivalent experience.
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2mo
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Assistant Manager
Kansas City, Missouri, United States
OnsiteFull Time
United PF Management
United PF Management: Operator of Planet Fitness franchise gym locations.
Assist with club operations, drive member experience, and manage teammates; 18+, HS diploma, customer-service oriented, leadership experience in retail or fitness.
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14h
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Executive Assistant, Business Operations
Clayton, Missouri, United States
OnsiteFull Time
Moneta
Moneta: Provides independent wealth management and financial advisory services.
5+ YOEFive or more years of related executive or personal assistant experience, strong organization and communication skills, discretion, emotional intelligence, and proficiency with Microsoft Office.
Microsoft Office, Microsoft Outlook, Microsoft Word, Microsoft PowerPoint, Microsoft Excel
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1w
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Executive Assistant and Practice Operations Coordinator
St. Louis, Missouri, United States
$70k/yr HybridFull Time
St. Louis Oral Surgery
St. Louis Oral Surgery: Provides specialized oral, maxillofacial, and facial cosmetic surgical procedures.
3+ YOE3+ years supporting executives or healthcare operations; strong organizational, communication, confidentiality, and project coordination skills; advanced proficiency with Microsoft Office and Google Workspace; ability to travel between St. Louis locations.
Microsoft Office, Google Workspace, electronic calendars, spreadsheets, cloud-based document systems, practice-management software, electronic health records, customer relationship management systems, workflow-automation tools
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1d
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Assistant Community Manager - St. Louis
St. Louis, Missouri, United States
$23/hr OnsiteFull Time
Hayes Gibson Property Services: Manages multifamily residential properties specializing in affordable housing.
Strong communication, organization, leadership potential, and operational skills; previous management or assistant manager experience preferred.
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2mo
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Assistant Operator - Press
Granite City, Illinois, United States
OnsiteFull Time
ProAmpac
ProAmpac: Global manufacturer of flexible and sustainable packaging solutions
Operate and maintain press machinery, set up production runs, monitor quality, and ensure safety and compliance.
Press machinery, Industrial equipment
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2mo
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Assistant Manager
Belleville, Illinois, United States
$43k-$48k/yr OnsiteFull Time
The Road Inc
The Road Inc: Operates a network of Denny's franchise restaurants.
Supervise staff and operations, focus on profitability, safety, sanitation, and sales growth; must work nights, weekends, and holidays.
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1mo
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Medical Assistant, Center Operations Manager
O'Fallon, Missouri, United States
OnsiteFull Time
CareATC
CareATC: Provides employer-sponsored primary care and population health management services.
2+ YOERegistered/certificated MA or 5+ years MA experience; high school diploma; classroom-led AHA BLS/CPR card; current clinical license as required; 2+ years CareATC operations experience or 3–5 years leadership preferred; EMR and practice management proficiency; clinical skills (EKG, venipuncture, injections); required immunizations.
Practice Management, Electronic Medical Records (EMR), EKG
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1w
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Assistant Manager
Washington, Missouri, United States
$26-$28/hr OnsiteFull Time
Club Car Wash
Club Car Wash: Operates an extensive network of automated car wash facilities.
Lead and train team, manage daily operations, provide excellent customer service, work outdoors and stand long periods, pass drug screen and background check.
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1mo
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Assistant Manager
Des Peres, Missouri, United States
$18/hr OnsiteFull Time
The Marcus Corporation
The Marcus CorporationNYSE: MCS: Operates movie theaters and hotels across the United States.
Supervising and coaching associates, hiring/training, executing theatre operations, evaluating KPIs, providing exceptional guest service in a high-volume, fast-paced environment with strong communication skills.
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