Administrative Assistant

St. Louis, MO

Job Description

The Administrative Assistant provides comprehensive administrative support, ensuring smooth day-to-day operations and an organized, efficient work environment. This role handles a variety of office tasks, supports facility needs, and helps maintain accurate records and documentation.

Responsibilities

• Provide general administrative support to the CTA location to ensure efficient daily operations.
• Perform a variety of administrative duties, including data entry, scanning, and filing of documents.
• Process invoices accurately and in a timely manner, following established procedures.
• Prepare meeting spaces, ensuring rooms are set up, organized, and equipped for scheduled meetings.
• Schedule building maintenance and services, coordinating with vendors and service providers as needed.
• Maintain organized records and files to support easy retrieval of information.
• Handle repetitive tasks with consistency and accuracy while maintaining high attention to detail.
• Communicate clearly and professionally in both written and verbal formats with internal and external contacts.
• Use Microsoft Office applications to create, update, and manage documents, spreadsheets, and other office materials.

Essential Skills

• Strong administrative experience with a focus on office support and organization.
• Proficiency and comfort using Microsoft Office applications.
• Excellent written and verbal communication skills.
• Ability to perform repetitive work accurately and consistently.
• High attention to detail when processing documents, invoices, and data.
• Ability to work effectively in alignment with the existing office culture.

Additional Skills & Qualifications

• Experience handling invoice processing and basic administrative accounting tasks.
• Background in coordinating office services such as building maintenance and vendor scheduling.
• Experience preparing and organizing meeting spaces.
• Demonstrated ability to manage multiple administrative tasks and prioritize workload.
• Strong organizational skills with the ability to maintain well-structured filing and record-keeping systems.

Work Environment

This role is based 100% in the office and follows a Monday through Friday schedule during normal business hours. The Administrative Assistant works in a professional office setting, using standard office equipment and Microsoft Office software to complete daily tasks. The environment emphasizes reliability, attention to detail, and a strong fit with the existing team culture.

This is a Contract position based out of Saint Louis, MO.

The pay range for this position is $22.00 - $23.00/hr.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: • Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave)

This is a fully onsite position in Saint Louis,MO.

This position is anticipated to close on Aug 22, 2026.

Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe. Specialized in accounting, finance, human resources, talent acquisition, procurement, supply chain and select administrative professions, we extend the capabilities of industry-leading companies. We draw on our deep recruiting expertise and expansive network to meet the evolving needs of our clients and talent community with agility and excellence. With offices across the U.S., Canada, Asia Pacific and Europe, Aston Carter serves many of the Fortune 500. We are proud to be a ClearlyRated Best of Staffing® Platinum Award winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic inf