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Assistant Admin Jobs in O Fallon, IL (NOW HIRING)

Collabera

Network Systems Admin

Clayton, MO

$65K - $88K/yr

... assist in change deployments, code deployments, incident resolution, and event monitoring. Must ... Admin - Experience in multiple disciples (networking, OS-Linux,Windows, security, database ...

Collabera

Network Systems Admin

Saint Louis, MO

$68K - $91K/yr

... assist in change deployments, code deployments, incident resolution, and event monitoring. Must ... Admin - Experience in multiple disciples (networking, OS-Linux,Windows, security, database ...

Mosby Building Arts

Production Admin Assistant

Kirkwood, MO · On-site

$15.75 - $19.75/hr

Meet with PMs & team members as needed to gather information and provide support. * Assist the team as needed with other projects. * Evaluate, improve, and advise on current production processes

Roland Machinery Co

Office Admin

Bridgeton, MO · On-site

... assist the Service Manager in effectively maximizing the available man-power to meet and exceed ... Administrator for final submission. Each branch is responsible for its warranty recovery so monthly ...

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All JobsAdmin JobsAssistant Admin JobsAssistant Admin Jobs in O'Fallon, IL

Assistant Admin information

See O Fallon, IL salary details

$10

$19

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How much do assistant admin jobs pay per hour?

As of Aug 9, 2026, the average hourly pay for assistant admin in O'Fallon, IL is $19.63, according to ZipRecruiter salary data. Most workers in this role earn between $16.15 and $21.73 per hour, depending on experience, location, and employer.

What are the roles of an admin assistant?

An administrative assistant supports office operations by handling tasks such as managing schedules, organizing files, preparing correspondence, and assisting with communication. They often use office software like Microsoft Office and require strong organizational and communication skills to ensure efficient workflow.

What are the most common challenges faced by assistant admins in a busy office setting?

Assistant Admins often juggle multiple tasks simultaneously, such as managing schedules, handling correspondence, and supporting various team members. One common challenge is prioritizing urgent requests while maintaining accuracy and attention to detail. Working with different departments can also require strong communication skills and adaptability. Building effective time management strategies and staying organized are key to thriving in this dynamic environment.

What are the key skills and qualifications needed to thrive as an assistant admin, and why are they important?

To thrive as an Assistant Admin, you need strong organizational skills, attention to detail, and proficiency in general office tasks, often supported by a high school diploma or associate degree. Familiarity with office software such as Microsoft Office Suite, scheduling systems, and document management tools is typically required. Excellent communication, time management, and problem-solving abilities help you stand out in this role. These skills are vital for ensuring smooth office operations, effective support to staff, and efficient workflow management.

What exactly does an administrative assistant do?

An administrative assistant provides support by handling tasks such as managing schedules, organizing files, preparing documents, answering phones, and coordinating communication within an office. They often use office software like Microsoft Office and require strong organizational and communication skills to ensure smooth daily operations.

What is the difference between Assistant Admin vs Office Coordinator?

AspectAssistant AdminOffice Coordinator
Required CredentialsHigh school diploma or equivalent; some roles may prefer administrative certificationsHigh school diploma; organizational or administrative certifications beneficial
Work EnvironmentOffice settings, supporting administrative tasksOffice environments, managing daily operations and coordination
Employer & Industry UsageCommon in various industries for administrative supportOften found in corporate, healthcare, and educational sectors for office management
Comparison FocusSupports administrative functions, often reporting to managersCoordinates office activities, ensuring smooth daily operations

The Assistant Admin primarily provides administrative support and handles routine tasks, while the Office Coordinator manages daily office operations and ensures effective workflow. Both roles are essential for office efficiency but differ in scope and responsibilities.

What are the top 3 skills of an assistant admin?

An assistant admin typically needs strong organizational skills, effective communication abilities, and proficiency with office software such as Microsoft Office or Google Workspace. Attention to detail and the ability to multitask are also essential for managing administrative tasks efficiently.

What is an assistant admin?

Assistant Admins, also known as Administrative Assistants, are professionals who provide administrative support within an organization. Their responsibilities typically include managing schedules, organizing files, handling correspondence, and assisting with office operations to ensure everything runs smoothly. They often serve as a point of contact between management, staff, and external parties. Strong organizational, communication, and time management skills are essential for this role. Assistant Admins play a key part in maintaining efficient office workflows and supporting team productivity.
What are the most commonly searched types of Admin jobs in O'Fallon, IL? The most popular types of Admin jobs in O'Fallon, IL are:
What cities near O'Fallon, IL are hiring for Assistant Admin jobs? Cities near O'Fallon, IL with the most Assistant Admin job openings:
Assistant Admin jobs near you
Infographic showing various Assistant Admin job openings in O'Fallon, IL as of August 2026, with employment types broken down into 1% As Needed, 74% Full Time, 21% Part Time, 1% Temporary, 2% Contract, and 1% Nights. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $40,827 per year, or $19.6 per hour.

Warehouse Admin Assistant

Winco Window Company

University City, MO • On-site

Full-time

Re-posted 11 days ago

Job description

Join a tradition of excellence and innovation at the Winco Window Co. and associated companies. In this unique position you will work with the intake and issuance of materials across several related companies. You will be a vital part of our operations, our material. Work with a motivated and capable team and become part of a 4th generation family owned and operated manufacturer. 

Job Functions:
  • Customer service and sales support functions.
  • Schedule orders and route them appropriately.
  • Oversee inventory and Invoice for jobs as completed.
  • Work with quality and work to create efficient work flow in all areas.
  • All other tasks as assigned.

Qualifications:
  • 2+ years of experience in customer service, sales support, or related role.
  • Effective communication skills across phone, email, and in‑person interactions.
  • Strong interpersonal skills with a team‑oriented mindset, integrity, and professionalism.
  • Ability to work independently and collaboratively in a fast‑paced environment.
  • Strong computer proficiency with Microsoft Office (Excel, Word, Outlook, PowerPoint), email, and calendar applications.
  • Skilled in spreadsheets for quick calculations.
  • Proficiency in administrative tasks including scheduling, filing, and data entry.
  • Ability to multitask, prioritize, and manage time effectively.
  • Problem‑solving mindset with attention to detail.
  • Knowledge of sales processes, order management, and client relationship maintenance.
  • Experience preparing accurate quotes, proposals, and sales reports.
  • Familiarity with ERP systems for inventory and pricing integration.
  • Experience with inventory management, cycle counts, and discrepancy resolution.
  • Ability to coordinate with vendors and manage purchase orders.
  • Flexible and adaptable in production settings with strong organizational skills.
  • Ability to read tape measures and communicate measurements accurately.